Gauges and Accessories Individual Gauges

WINTERS

Quick Change Gears

$116.38

SKU: W02O 8520A

In Stock
In Stock
Ships by Jun 7
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Winters 8520A is a quick change gear set designed for 10" diameter ring gear applications. It features 10 splines and is 1-3/8" wide. Machined from SAE8620 steel, this set is part of the 8500 Series and includes ratios of 4.12 (5.30 / 3.20) and 4.86 (6.25 / 3.78).

Winters Performance Products has been a manufacturer of high-performance rear ends and driveline components for over 60 years. They are known for their expertise in quick-change rear ends, differentials, and axles for racing and street use.

Fitment

Fitment Guaranteed

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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

BrandWINTERS
Part NumberW02O 8520A

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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