The McCormick 6692034A1 is a genuine OEM piston ring, precisely engineered for select McCormick CX, MC, and MTX series tractors. This critical engine component ensures optimal cylinder compression and effective oil control, contributing to enhanced engine efficiency and longevity. With an outer diameter of 95 mm, an inner diameter of 88 mm, and a thickness of 3 mm, this durable ring is manufactured to exact specifications for a reliable fit and superior performance.