Caterpillar 893, 3406A, 3406B OEM Crankshaft Remachined 50/50 Rods/Mains 6 Cyl Diesel 7C4859, 1W6207, 2W2585, 6N3906, 2W2300, 1W6206 1170456, 6N3906, 6N3907, 7C3536, 9Y9112, 0R5026, 0R5129, 0R5132 Early Style. For engines with rod bearing length of 1.535 in. | Flange: Centering Ring, 12 Bolt Holes | Snout: 12 Bolt Holes, 1 Dowel Hole | Stroke: 6.500 in | Rod Journal: 3.8192-3.8208 in | Main Journal: 4.7492-4.7508 in | 7 Mains | With Helical Gear