One New Aftermarket Replacement Piston Pin Fits John Deere 6076 and 6081 Diesel EnginesThis piston pin (also known as a wrist pin) is an internal engine component that connects the piston to the connecting rod, transferring combustion forces through the reciprocating assembly. It is designed for use in Fits John Deere 6076 and 6081 series 6-cylinder diesel engines found across a wide range of tractors, combines, cotton pickers, harvesters, skid steers, and wheel loaders.Specifications Dimensions: 19 mm diameter x 47.6 mm x 91.26 mm (gudgeon pin) Application: Fits John Deere 6076 and 6081 6-cylinder diesel engines Compatible ModelsFits John Deere Combines: CTS, CTS II, 6602, 6620, 6622, 7700, 7720, 8820, 9500, 9500SH, 9510, 9600, 9940, 9950, 9960, 9965, 9970Fits John Deere Tractors: 4050, 4240, 4640, 4650, 4760, 4840, 4850, 4955, 4960, 5460, 8100, 8100T, 8200T, 8300, 8300T, 8430, 8440, 8450, 8560, 8570, 790, 790DFits John Deere Harvesters / Forage Equipment: 5720, 5730, 5830Fits John Deere Feller Bunchers / Forestry: 743, 743A, 748EFits John Deere Scrapers / Motor Graders: 762A, 762B, 770A, 770AH, 770B, 770BH, 772A, 772B, 772BHFits John Deere Excavators: 690C, 690CR, 693C, 792D, 792DLC, 850B, 850C, 850CII, 892D, 892DLC, 892E, 892ELCFits John Deere Wheel Loaders: 644C, 644D, 644E, 644ER, 644G, 646A, 646CFits John Deere Skid Steers / Crawlers: 740A, 740E, 740GFits John Deere Cotton Pickers: 9960 (also listed under Combines above)Replaces Part Number(s):R57771New aftermarket replacement part - not remanufactured, not used.