Drivetrain› Differentials and Rear-End Components

Yukon Gear & Axle

_8.5 _GM_4.88_R P_

$248.43

SKU: Y001 PVTGM8.5-488

In Stock
In Stock
Ships by Jun 14
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Yukon Gear & Axle ring and pinion gear set is a high-performance component designed for GM 8.5" and 8.6" differentials. This gear set features a 4.88 ratio, an 8.50" ring gear diameter, 10 ring gear bolts, and a 30 spline pinion. Yukon engineers utilize state-of-the-art design and advanced heat-treating techniques to ensure quality and performance.

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

BrandYukon Gear & Axle
Part NumberY001 PVTGM8.5-488

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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