RS1 Stage 3 Transmission Upgrade Kit

Introducing the Polaris RS1 Stage 3 transmission upgrade package, designed to take your performance to new heights. With race-proven Cryoheat metal treatment products, this upgrade is essential for your racing program.

Included in this package are Cryoheat treated upgraded bearing kit, heavy duty HD Pinion Shaft Bearing Retainer, and high speed gear shim, ensuring a more reliable transmission. Not only will these enhancements provide increased durability, but they are also compliant with Pro Stock SXS regulations in WORCS, making them legal for competition.

Experience the power of the Polaris RS1 Stage 3 transmission upgrade package, featuring the reliability and performance you need for a successful racing program, backed by the trusted Cryoheat metal treatment.