Drivetrain› Differentials and Rear-End Components

USA Standard (Yukon)

Rear Axle Kit Fits GM 55P Diff 17 Spline RH 30-3/16 Long

$512.89

SKU: U018 ZA K630843

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

Easy — 1–2 hours

Description

The USA Standard Gear ZA K630843 is a rear axle kit for GM 55P Diffs with 17 splines, right hand side, and a length of 30-3/16 inches. It includes the wheel bearing, seal, studs, and lug nuts.

Fitment

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Specifications

BrandUSA Standard (Yukon)
Part NumberU018 ZA K630843

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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