RZR 170 Engine Crankcase Main Transmission Shaft Bearing #30 engine case if you are installing the

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RZR 170 Engine Crankcase Main Transmission Shaft Bearing #30 engine case if you are installing theThe main transmission shaft bearing is the workhorse of the RZR 170's drivetrain it's what keeps the shaft centered under load. When it wears, you'll feel play and hear noise that only gets worse. This OEM spec ball bearing is a direct replacement, restoring proper shaft support inside the crankcase.