Drivetrain Differentials and Rear-End Components

USA Standard (Yukon)

Rear Axle Kit Fits GM 8.5 Diff 30 Spline 6 Lug 31-1/2 Long

$261.89

SKU: U018 ZA K630104

In Stock
In Stock
Ships by Jun 10
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The USA Standard Gear ZA K630104 is a rear axle kit manufactured from 4340 chromoly steel with a dual heat-treating method for increased strength. It is designed for GM 8.5" differentials with 30 splines and 6 lugs, measuring 31.5" long. This kit includes the wheel bearing, seal, diff cover gasket, studs, and lug nuts, providing all necessary components for replacement, repair, or upgrade.

Fitment

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Specifications

BrandUSA Standard (Yukon)
Part NumberU018 ZA K630104

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