layer-group Multiple options, conditions, or variants are available for this item.
New (SZ) $1,95000
New (YR) $1,16600
.010" / .010" $1,02500

John Deere 6.303, 6.329, 6.359D, 6059D, 6.359T, 6059T New Crankshaft, AT22562

SKU: 6837N-SZ

tag Brand: Reliance Reliance brand replacement parts
sparkles Condition: New Aftermarket
shuffle Cross-References: AT22562, R108568, T23266, R108679, R45541, RE502190, 092 003, 6837N-SZ, AT23266, AT23299, NAT22562, 000100250A, 1-25A, 14010039, 247-5058, 2475058, 6837N-YR, 72101, 751114, A-AT22562, AT22562-Q, AT22562Q, BS6092, BS6092G, BS6092GK, CR165, FP-AT22562, FPAT22562, HAT-22562, HAT22562, HCR6837NYR, NAT22562C, P751114, QPAT-22562, QPAT22562, QPAT22562I, RE45541, RE54130, S.72101, TAT22562, 6837M-1010, 6837M1010, EAT22562-1010
tractor Fits Equipment
John Deere 710B John Deere 710C John Deere 710D John Deere 4400
engine Fits Engines
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length
$1,95000
award-simple Best Price Promise!
box-check In Stock (6)
Qty:
The RF Engine Advantage
Family Operated Since 1975
Parts that meet or exceed OEM specifications. Guaranteed performance you can trust. Reliability built into every component.
A century of collective diesel knowledge and 10+ acres of engines and engine parts — we are more than just an online reseller or call center. We know heavy-duty diesel.
Same location and same phone number for the last 50 years. Same commitment to getting you the right parts at the right price.
RF Engine offers an expansive offering of new aftermarket, remanufactured, and used engines and engine parts all under one roof.

memo-circle-info Details

ruler-triangle Crankshaft Factory Specifications

  • Stroke: 4.330” (109.982mm)
  • Rod Ø: 2.7480-2.7490” (69.799-69.825mm)
  • Main Ø: 3.1236-3.1244” (79.339-79.36mm)
  • Neck: 1-Bolt, 1-Key
  • Flange: 4-Bolt, 1-Dowel
  • Weight: 122 lbs.

medal Our aftermarket replacement parts are built to OEM-equivalent standards. They have been produced to meet or exceed original equipment specifications for material quality, dimensional tolerance, and field durability — the same rigors the factory part is designed to handle. The result is a component that installs like factory, performs like factory, and delivers long service life without the dealer price tag.

tractor Fitment Guide

excavator Backhoe Loaders (3)
John Deere 710B
John Deere 710C
John Deere 710D
wheat-awn Combines (10)
John Deere 4400
John Deere 4420
John Deere 4425
John Deere 4435
John Deere 4435 Hydro
John Deere 55
John Deere 6600
John Deere 9400
John Deere 95
John Deere 95H
wheat-awn Cotton Pickers (6)
John Deere 499
John Deere 699
John Deere 9900
John Deere 9910
John Deere 9920
John Deere 9930
wheat-awn Cotton Strippers (5)
John Deere 482
John Deere 484
John Deere 7440
John Deere 7445
John Deere 7450
road Graders (3)
John Deere 570A
John Deere 570B
John Deere JD570
bulldozer Log Skidders (6)
John Deere 540E
John Deere 540G
John Deere 548E
John Deere 548G
John Deere JD540
John Deere JD540A
engine Power Units (13)
John Deere 329DH01
John Deere 329DH02
John Deere 329DN03
John Deere 6059DF
John Deere 6059TF
John Deere 6329D
John Deere 6359D
John Deere 6359T/A
John Deere HA303D
John Deere HB303D
John Deere HC329D
John Deere NA303D
John Deere NB329D
tractor Tractors (16)
John Deere 2840
John Deere 2940
John Deere 2950
John Deere 2955
John Deere 3030
John Deere 3040
John Deere 3055
John Deere 3120
John Deere 3130
John Deere 3140
John Deere 3150
John Deere 3155
John Deere 3255
John Deere 4030
John Deere 4050
John Deere 7200
bulldozer Wheel Loaders (10)
John Deere 444C
John Deere 444CH
John Deere 444D
John Deere 544E
John Deere 544EH
John Deere 544G
John Deere 544GH
John Deere JD444
John Deere JD544
John Deere JD544A
engine Engines (10)
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359D | Naturally Aspirated, .375" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Late SN, 1.375" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Mid SN, Block C/N T32345, R53260, R55037, R72968, 1.1875" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Late SN, Block C/N T32345, R53260, R55035, R72970, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 303 | Late SN, ESN after 157228, Block C/N T32346, R55036, R55351, R79280, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Gas/LPG
exclamation While every effort has been made to ensure the accuracy of the fitment information listed above, it is ultimately the responsibility of the installing mechanic to perform a side-by-side comparison of the replacement part with the original to verify proper fit before installation. RF Engine is not liable for labor or consequential damages resulting from incorrect application.

shield-check Warranty Information

Reliance Power Parts Warranty Policy

The Reliance Power Parts (RPP) warranty policy covers parts and labor necessary to repair a warrantable failure to the functional condition of the application that existed immediately prior to the failure, as detailed below. This warranty applies to direct customers of RPP only and is non-transferable.


Coverage Periods

  • New Internal Engine Parts (Ag/Industrial): 1 year from invoice date, unlimited miles/hours
  • Engine Overhaul Kits (Heavy-Duty On-Highway): 2 years from invoice date, unlimited miles/hours
  • New Engine Accessories: 1 year from invoice date, parts replacement only
  • Remanufactured Engine Accessories: 6 months from invoice date, parts replacement only
  • Remanufactured Engine & Drivetrain Parts: 6 months from invoice date, parts replacement only
  • Drivetrain Parts: 1 year from invoice date, parts replacement only
  • Complete Engines, New Long Blocks & New Short Blocks (Reliance Manufactured): 6 months from invoice date, parts replacement only
  • Remanufactured Long Blocks & Short Blocks (Reliance Manufactured): 90 days from invoice date, parts replacement only

Engine accessories include turbochargers, fuel injectors, hydraulic pumps, engine oil pumps, oil coolers, water pumps, and electrical components.


Manufacturer's Warranty Items

To serve a wider application base, RPP offers lower volume, rare application, and remanufactured parts from a variety of manufacturers. These parts will be noted on your invoice as subject to a "Manufacturer's Warranty" policy and are not covered under this policy. Engines, long blocks, medium blocks, and short blocks produced by any company other than Reliance are solely covered by the manufacturer's warranty. Contact your Reliance representative for details.


Parts & Labor Coverage

  • Parts: Covered at current customer pricing using new or remanufactured RPP approved parts
  • OEM/Outside Parts: When RPP parts are available, OEM parts will be credited at RPP pricing. Parts not available from RPP will be covered at billed rate with invoice required
  • Labor: Offered at RPP's discretion, not to exceed published flat-rate times and maximum regional wholesale hourly labor rate
  • Holiday/Overtime Rates: Not covered

What's Not Covered

This warranty does not cover failures resulting from:

  • Owner or operator abuse or neglect
  • Operation without adequate coolant, fuel, or lubricants
  • Over-fueling or over-speeding
  • Lack of maintenance of lubricating, coolant, or air intake systems
  • Improper storage, starting, warm-up, run-in, or shut-down practices

Coverage does not include:

  • Troubleshooting or diagnostic time
  • Towing, transport, or down-time
  • Rental fees or incidentals
  • Delivery charges, travel, meals, or lodging
  • Business losses, docking, or harbor charges

Responsibilities

  • Installer: Ensure parts are correct for the application and install according to OEM procedures, specifications, and accepted industry standards
  • Owner: Operate and maintain equipment as specified in OEM operation and maintenance manuals

How to File a Claim

  • RPP must be notified prior to the end of the warranty period
  • All warranty repairs must be authorized by RPP technical staff
  • Request a Warranty Claim Form for the return of parts
  • Return all claimed parts to the indicated location within 30 days of receiving a Return Merchandise Authorization
  • Include failed parts, completed Warranty Claim Form, and copies of related work orders or invoices
  • Ship parts freight pre-paid in a condition that makes examination possible
  • Parts received without a Warranty Claim Form will be returned freight collect

Important Notes

  • Professional Installation Required: We strongly recommend installation by a qualified technician to ensure proper break-in and operation
  • Keep Your Records: Retain your invoice and service records for warranty claims
  • Questions?: If you're unsure about coverage or need assistance, please contact us

The warranties set forth herein are the sole warranties made by RPP regarding its parts. RPP makes no other warranties, expressed or implied, of merchantability or fitness for a particular purpose.

John Deere 6.303, 6.329, 6.359D, 6059D, 6.359T, 6059T New Crankshaft, AT22562

SKU: 6837N-YR

tag Brand: Reliance Reliance brand replacement parts
sparkles Condition: New Aftermarket
shuffle Cross-References: AT22562, R108568, T23266, R108679, R45541, RE502190, 092 003, 6837N-SZ, AT23266, AT23299, NAT22562, 000100250A, 1-25A, 14010039, 247-5058, 2475058, 6837N-YR, 72101, 751114, A-AT22562, AT22562-Q, AT22562Q, BS6092, BS6092G, BS6092GK, CR165, FP-AT22562, FPAT22562, HAT-22562, HAT22562, HCR6837NYR, NAT22562C, P751114, QPAT-22562, QPAT22562, QPAT22562I, RE45541, RE54130, S.72101, TAT22562, 6837M-1010, 6837M1010, EAT22562-1010
tractor Fits Equipment
John Deere 710B John Deere 710C John Deere 710D John Deere 4400
engine Fits Engines
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length
$1,16600
award-simple Best Price Promise!
box-check In Stock (10)
Qty:
The RF Engine Advantage
Family Operated Since 1975
Parts that meet or exceed OEM specifications. Guaranteed performance you can trust. Reliability built into every component.
A century of collective diesel knowledge and 10+ acres of engines and engine parts — we are more than just an online reseller or call center. We know heavy-duty diesel.
Same location and same phone number for the last 50 years. Same commitment to getting you the right parts at the right price.
RF Engine offers an expansive offering of new aftermarket, remanufactured, and used engines and engine parts all under one roof.

memo-circle-info Details

ruler-triangle Crankshaft Factory Specifications

  • Stroke: 4.330” (109.982mm)
  • Rod Ø: 2.7480-2.7490” (69.799-69.825mm)
  • Main Ø: 3.1236-3.1244” (79.339-79.36mm)
  • Neck: 1-Bolt, 1-Key
  • Flange: 4-Bolt, 1-Dowel
  • Weight: 122 lbs.

medal Our aftermarket replacement parts are built to OEM-equivalent standards. They have been produced to meet or exceed original equipment specifications for material quality, dimensional tolerance, and field durability — the same rigors the factory part is designed to handle. The result is a component that installs like factory, performs like factory, and delivers long service life without the dealer price tag.

tractor Fitment Guide

excavator Backhoe Loaders (3)
John Deere 710B
John Deere 710C
John Deere 710D
wheat-awn Combines (10)
John Deere 4400
John Deere 4420
John Deere 4425
John Deere 4435
John Deere 4435 Hydro
John Deere 55
John Deere 6600
John Deere 9400
John Deere 95
John Deere 95H
wheat-awn Cotton Pickers (6)
John Deere 499
John Deere 699
John Deere 9900
John Deere 9910
John Deere 9920
John Deere 9930
wheat-awn Cotton Strippers (5)
John Deere 482
John Deere 484
John Deere 7440
John Deere 7445
John Deere 7450
road Graders (3)
John Deere 570A
John Deere 570B
John Deere JD570
bulldozer Log Skidders (6)
John Deere 540E
John Deere 540G
John Deere 548E
John Deere 548G
John Deere JD540
John Deere JD540A
engine Power Units (13)
John Deere 329DH01
John Deere 329DH02
John Deere 329DN03
John Deere 6059DF
John Deere 6059TF
John Deere 6329D
John Deere 6359D
John Deere 6359T/A
John Deere HA303D
John Deere HB303D
John Deere HC329D
John Deere NA303D
John Deere NB329D
tractor Tractors (16)
John Deere 2840
John Deere 2940
John Deere 2950
John Deere 2955
John Deere 3030
John Deere 3040
John Deere 3055
John Deere 3120
John Deere 3130
John Deere 3140
John Deere 3150
John Deere 3155
John Deere 3255
John Deere 4030
John Deere 4050
John Deere 7200
bulldozer Wheel Loaders (10)
John Deere 444C
John Deere 444CH
John Deere 444D
John Deere 544E
John Deere 544EH
John Deere 544G
John Deere 544GH
John Deere JD444
John Deere JD544
John Deere JD544A
engine Engines (10)
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359D | Naturally Aspirated, .375" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Late SN, 1.375" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Mid SN, Block C/N T32345, R53260, R55037, R72968, 1.1875" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Late SN, Block C/N T32345, R53260, R55035, R72970, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 303 | Late SN, ESN after 157228, Block C/N T32346, R55036, R55351, R79280, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Gas/LPG
exclamation While every effort has been made to ensure the accuracy of the fitment information listed above, it is ultimately the responsibility of the installing mechanic to perform a side-by-side comparison of the replacement part with the original to verify proper fit before installation. RF Engine is not liable for labor or consequential damages resulting from incorrect application.

shield-check Warranty Information

Reliance Power Parts Warranty Policy

The Reliance Power Parts (RPP) warranty policy covers parts and labor necessary to repair a warrantable failure to the functional condition of the application that existed immediately prior to the failure, as detailed below. This warranty applies to direct customers of RPP only and is non-transferable.


Coverage Periods

  • New Internal Engine Parts (Ag/Industrial): 1 year from invoice date, unlimited miles/hours
  • Engine Overhaul Kits (Heavy-Duty On-Highway): 2 years from invoice date, unlimited miles/hours
  • New Engine Accessories: 1 year from invoice date, parts replacement only
  • Remanufactured Engine Accessories: 6 months from invoice date, parts replacement only
  • Remanufactured Engine & Drivetrain Parts: 6 months from invoice date, parts replacement only
  • Drivetrain Parts: 1 year from invoice date, parts replacement only
  • Complete Engines, New Long Blocks & New Short Blocks (Reliance Manufactured): 6 months from invoice date, parts replacement only
  • Remanufactured Long Blocks & Short Blocks (Reliance Manufactured): 90 days from invoice date, parts replacement only

Engine accessories include turbochargers, fuel injectors, hydraulic pumps, engine oil pumps, oil coolers, water pumps, and electrical components.


Manufacturer's Warranty Items

To serve a wider application base, RPP offers lower volume, rare application, and remanufactured parts from a variety of manufacturers. These parts will be noted on your invoice as subject to a "Manufacturer's Warranty" policy and are not covered under this policy. Engines, long blocks, medium blocks, and short blocks produced by any company other than Reliance are solely covered by the manufacturer's warranty. Contact your Reliance representative for details.


Parts & Labor Coverage

  • Parts: Covered at current customer pricing using new or remanufactured RPP approved parts
  • OEM/Outside Parts: When RPP parts are available, OEM parts will be credited at RPP pricing. Parts not available from RPP will be covered at billed rate with invoice required
  • Labor: Offered at RPP's discretion, not to exceed published flat-rate times and maximum regional wholesale hourly labor rate
  • Holiday/Overtime Rates: Not covered

What's Not Covered

This warranty does not cover failures resulting from:

  • Owner or operator abuse or neglect
  • Operation without adequate coolant, fuel, or lubricants
  • Over-fueling or over-speeding
  • Lack of maintenance of lubricating, coolant, or air intake systems
  • Improper storage, starting, warm-up, run-in, or shut-down practices

Coverage does not include:

  • Troubleshooting or diagnostic time
  • Towing, transport, or down-time
  • Rental fees or incidentals
  • Delivery charges, travel, meals, or lodging
  • Business losses, docking, or harbor charges

Responsibilities

  • Installer: Ensure parts are correct for the application and install according to OEM procedures, specifications, and accepted industry standards
  • Owner: Operate and maintain equipment as specified in OEM operation and maintenance manuals

How to File a Claim

  • RPP must be notified prior to the end of the warranty period
  • All warranty repairs must be authorized by RPP technical staff
  • Request a Warranty Claim Form for the return of parts
  • Return all claimed parts to the indicated location within 30 days of receiving a Return Merchandise Authorization
  • Include failed parts, completed Warranty Claim Form, and copies of related work orders or invoices
  • Ship parts freight pre-paid in a condition that makes examination possible
  • Parts received without a Warranty Claim Form will be returned freight collect

Important Notes

  • Professional Installation Required: We strongly recommend installation by a qualified technician to ensure proper break-in and operation
  • Keep Your Records: Retain your invoice and service records for warranty claims
  • Questions?: If you're unsure about coverage or need assistance, please contact us

The warranties set forth herein are the sole warranties made by RPP regarding its parts. RPP makes no other warranties, expressed or implied, of merchantability or fitness for a particular purpose.

John Deere 6.303, 6.329, 6.359D, 6059D, 6.359T, 6059T Remachined Crankshaft (.010" / .010"), AT22562

SKU: 6837M-1010

flux-capacitor Condition: Remanufactured
shuffle Cross-References: AT22562, R108568, T23266, R108679, R45541, RE502190, 092 003, 6837N-SZ, AT23266, AT23299, NAT22562, 000100250A, 1-25A, 14010039, 247-5058, 2475058, 6837N-YR, 72101, 751114, A-AT22562, AT22562-Q, AT22562Q, BS6092, BS6092G, BS6092GK, CR165, FP-AT22562, FPAT22562, HAT-22562, HAT22562, HCR6837NYR, NAT22562C, P751114, QPAT-22562, QPAT22562, QPAT22562I, RE45541, RE54130, S.72101, TAT22562, 6837M-1010, 6837M1010, EAT22562-1010
tractor Fits Equipment
John Deere 710B John Deere 710C John Deere 710D John Deere 4400
engine Fits Engines
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length
$1,02500
award-simple Best Price Promise!
box-open Out of Stock

Call 800-828-6943 to check availability.

The RF Engine Advantage
Family Operated Since 1975
Parts that meet or exceed OEM specifications. Guaranteed performance you can trust. Reliability built into every component.
A century of collective diesel knowledge and 10+ acres of engines and engine parts — we are more than just an online reseller or call center. We know heavy-duty diesel.
Same location and same phone number for the last 50 years. Same commitment to getting you the right parts at the right price.
RF Engine offers an expansive offering of new aftermarket, remanufactured, and used engines and engine parts all under one roof.

memo-circle-info Details

Crankshaft remachined to .010" connecting rod journals and .010" main journals.

ruler-triangle Crankshaft Factory Specifications

  • Stroke: 4.330” (109.982mm)
  • Rod Ø: 2.7480-2.7490” (69.799-69.825mm)
  • Main Ø: 3.1236-3.1244” (79.339-79.36mm)
  • Neck: 1-Bolt, 1-Key
  • Flange: 4-Bolt, 1-Dowel
  • Weight: 122 lbs.

medal Our aftermarket replacement parts are built to OEM-equivalent standards. They have been produced to meet or exceed original equipment specifications for material quality, dimensional tolerance, and field durability — the same rigors the factory part is designed to handle. The result is a component that installs like factory, performs like factory, and delivers long service life without the dealer price tag.

tractor Fitment Guide

excavator Backhoe Loaders (3)
John Deere 710B
John Deere 710C
John Deere 710D
wheat-awn Combines (10)
John Deere 4400
John Deere 4420
John Deere 4425
John Deere 4435
John Deere 4435 Hydro
John Deere 55
John Deere 6600
John Deere 9400
John Deere 95
John Deere 95H
wheat-awn Cotton Pickers (6)
John Deere 499
John Deere 699
John Deere 9900
John Deere 9910
John Deere 9920
John Deere 9930
wheat-awn Cotton Strippers (5)
John Deere 482
John Deere 484
John Deere 7440
John Deere 7445
John Deere 7450
road Graders (3)
John Deere 570A
John Deere 570B
John Deere JD570
bulldozer Log Skidders (6)
John Deere 540E
John Deere 540G
John Deere 548E
John Deere 548G
John Deere JD540
John Deere JD540A
engine Power Units (13)
John Deere 329DH01
John Deere 329DH02
John Deere 329DN03
John Deere 6059DF
John Deere 6059TF
John Deere 6329D
John Deere 6359D
John Deere 6359T/A
John Deere HA303D
John Deere HB303D
John Deere HC329D
John Deere NA303D
John Deere NB329D
tractor Tractors (16)
John Deere 2840
John Deere 2940
John Deere 2950
John Deere 2955
John Deere 3030
John Deere 3040
John Deere 3055
John Deere 3120
John Deere 3130
John Deere 3140
John Deere 3150
John Deere 3155
John Deere 3255
John Deere 4030
John Deere 4050
John Deere 7200
bulldozer Wheel Loaders (10)
John Deere 444C
John Deere 444CH
John Deere 444D
John Deere 544E
John Deere 544EH
John Deere 544G
John Deere 544GH
John Deere JD444
John Deere JD544
John Deere JD544A
engine Engines (10)
John Deere 6059T | Turbocharged / Aftercooled (5.9 Liter), .312" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6059D | Naturally Aspirated (5.9 Liter), .312" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359T, 6359A | Turbocharged / Aftercooled, .375" Valve Stem Diameter, 1.625" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6359D | Naturally Aspirated, .375" Valve Stem Diameter, 1.375" Piston Pin, 7.720" Sleeve Length 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Late SN, 1.375" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Naturally Aspirated or Turbocharged, Mid SN, Block C/N T32345, R53260, R55037, R72968, 1.1875" Piston Pin, Has o-ring grooves in block 6-cyl • Diesel
John Deere 6329 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Late SN, Block C/N T32345, R53260, R55035, R72970, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 6303 | Early SN, Block C/N T24968, No o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Diesel
John Deere 303 | Late SN, ESN after 157228, Block C/N T32346, R55036, R55351, R79280, Has o-ring grooves in block, 7.72" Length Sleeve 6-cyl • Gas/LPG
exclamation While every effort has been made to ensure the accuracy of the fitment information listed above, it is ultimately the responsibility of the installing mechanic to perform a side-by-side comparison of the replacement part with the original to verify proper fit before installation. RF Engine is not liable for labor or consequential damages resulting from incorrect application.

shield-check Warranty Information

Overview

We stand behind every part we sell — new, rebuilt, or used. While RF Engine is not the manufacturer of any product we sell, we are committed to ensuring that each part is accurately represented, inspected where applicable, and delivered in the condition described at the time of sale.


New Parts

All new parts are warranted by the original manufacturer only and are subject to that manufacturer's specific terms and conditions. RF Engine and its subsidiaries do not offer any additional warranty or guarantee of any type, express or implied, on new products. Due to the vast number of manufacturers we work with, no specific warranty details can be outlined here. Please contact us for warranty information pertaining to your specific product.


Rebuilt, Remanufactured & Reconditioned Parts

Rebuilt, remanufactured, and reconditioned parts are used components that have been machined, reassembled, or otherwise restored toward original specifications by a third-party machine shop — not by RF Engine. These parts carry an inspection-only warranty unless otherwise expressly stated in writing by RF Engine at the time of sale. All products must be inspected before installation. By installing the product, the customer is expressly accepting, completely and without reserve, the product and all liability from the point of receipt forward.


Used Parts

Used parts are sold strictly on a representation basis. RF Engine attests that used parts are accurately described and within usable, serviceable condition at the time of sale. No warranty of performance, longevity, or fitness for a particular use is expressed or implied. Used parts are not refurbished, remanufactured, or restored to like-new condition and may exhibit signs of wear, surface rust, blemishes, old gaskets, residue, or other cosmetic imperfections. Further cleaning or machining prior to installation may be required.

No original equipment manufacturer warranties used parts to secondary purchasers, and RF Engine does not extend any warranty beyond accurate representation of condition.


First-Party Purchaser Only

All warranties, representations, and assurances of quality or fitment extended by RF Engine apply exclusively to the original, direct purchaser. These do not transfer to any third party, whether through resale, gifting, or use of the part in a third-party repair or service. RF Engine assumes no obligation or liability to anyone other than the original buyer.


Claims

All claims must be submitted to RF Engine in writing, immediately following any issue and before performing any disassembly or repairs of any type. Unauthorized disassembly, repair, or a delay in claim notification will void any applicable warranty. RF Engine reserves the right to inspect all products involved in any warranty claim. All products being returned for inspection must be sent freight pre-paid.

At no time will any reimbursement exceed the original purchase price of the product in question. Freight charges incurred by the customer will not be refunded under any circumstances. Where a manufacturer's warranty applies, RF Engine will assist the buyer through the claim process; however, the final determination of any warranty claim is made by the manufacturer, not by RF Engine.


Limitation of Liability

RF Engine and its subsidiaries offer no warranty of any kind, either express or implied, with regard to the merchantability or fitness for a particular use of any product sold. RF Engine acts only as a broker with regard to any machine work or outside labor. Any warranty or claim against machine work or outside labor is to be taken up directly with the individual or organization that performed the work.

In no event shall RF Engine be liable for any incidental, consequential, or special damages, including but not limited to engine damage, equipment downtime, labor costs, lost revenue, or any other costs arising from the use or inability to use any product sold by RF Engine, regardless of whether RF Engine has been advised of the possibility of such damages.


Installation & Responsibility

We strongly recommend that all parts be inspected prior to installation and that installation be performed by a qualified heavy-duty diesel mechanic. By installing any product purchased from RF Engine, the customer expressly accepts the product and assumes all liability from the point of installation forward.


Questions?

If you have questions about a part's condition, warranty coverage, or our claims process, feel free to contact us. We're here to help.


Last Updated: June 22, 2025

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Fitment results are based on our application database. Always verify by side-by-side comparison before installation. Questions? Call 800-828-6943.

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triangle-exclamation All specifications and numbers are provided for reference only and should be independently verified before use. While we guarantee our parts match their descriptions and accept returns for any discrepancies, we cannot be held liable for installation costs, modifications, or consequential damages. Questions about compatibility? Contact our parts experts at 800-828-6943, Mon-Fri 8am-5pm EST.
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