The McCormick 6731138A1 connecting rod is a genuine OEM component designed for McCormick CX series agricultural tractors. This essential engine part ensures proper piston movement and crankshaft rotation, contributing to the engine's overall efficiency and durability. With a length of 165 mm, a pin diameter of 35 mm, a crankshaft diameter of 66 mm, and a width of 32 mm, this connecting rod weighs 1.6 kg. It is specifically engineered to meet the stringent quality standards of McCormick machinery, providing a precise fit and reliable operation for models including CX105, CX110, CX75, CX80, CX85, CX90, and CX95.