SuperATV Polaris Pinion Bearing Retainer TRAN-P-RZR1K-001-51 Exhaust Valves 1 AFR and never requires

1 AFR and never requires free-air calibration when used with an AEM wideband AFR controller

Burst pressure: 207 psi - BAR 14

9pc Long Arm Torx Key Set

(1) Magnetic Door Sensors

Exceeds MIL-STD810G (mil-spec testing)

SuperATV Polaris Pinion Bearing Retainer TRAN-P-RZR1K-001-51 Exhaust Valves 1 AFR and never requiresPolaris Pinion Bearing Retainer Upgrade your pinion bearing retainer and never worry about busting your transmission again. The OE pinion bearing retainer is notorious for going bad and is one of the weakest components in the Polaris transmission. When it fails, the pinion gear can come away from the snorkel gear and cause serious damage that results in serious money. SuperATV's cover is 30% thicker and made of an industry leading material found in