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Designed to fit a wide range of sport and utility ATVs from Yamaha
A: No machining is typically needed when replacing components with same-size stock-bore parts
Over 99% of people in the world are not qualified tobuild an engine
Bearings come with lifetime replacement warranty*
15-17 Polaris Sportsman SP 570 BPRATV Crankcase Main Bearing Bushing Spacer Kit FZ1 Designed to fit a wideElevate your Polaris Sportsman 570 with this BPRATV's superior OEM replacement crankcase bushing and bearing spacer. CNC machined to Polaris factory specifications Made in the USA for unparalleled quality and durability Replaces OEM parts 5137838 and 5137496 (Bushing is discontinued by Polaris) Stronger, more durable, and built to last We designed the bearing spacer and bushing keeping our customers in mind, so they can get a better quality product