The McCormick 3535147M1 connecting rod is a genuine OEM component designed for specific McCormick tractor engines. This critical engine part connects the piston to the crankshaft, converting the reciprocating motion of the piston into rotational motion. Manufactured to original specifications, it ensures precise fitment, optimal engine performance, and long-lasting durability, preventing premature wear and tear. Always refer to your machine's parts catalog for exact fitment.