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QuadBoss

QuadBoss 2021 Polaris portsman 850 Ultimate Trail Ed Transmission Rebuild Kit

$240.25

SKU: Q00Q 566574

In Stock
In Stock
Ships by Jun 19
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The QuadBoss 566574 is a transmission rebuild kit designed to restore the performance and reliability of Polaris Sportsman 550 and 850 models. This comprehensive kit includes essential components such as ball bearings, needle bearings, tapered bearings, PTFE-lined bearings, seals, O-rings, and shims for a complete transmission overhaul. Sourced from trusted manufacturers, these parts offer OEM-level quality and are suitable for professional repairs or DIY enthusiasts.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandQuadBoss
Part NumberQ00Q 566574

Videos

How To Rebuild a Polaris UTV CVT Clutch | Secondary Clutch

How To Rebuild a Polaris UTV CVT Clutch | Secondary Clutch
How To Rebuild a Polaris UTV CVT Clutch | Primary Clutch

How To Rebuild a Polaris UTV CVT Clutch | Primary Clutch
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Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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