Zumbrota Drivetrain

GM 8-Inch Rear Axle Shaft Kit

$325.89

SKU: ZA K630854

In Stock
In Stock
Ships by Aug 31
Free Shipping over $200
$100 Minimum Order
30 Days Return

Description

The USA Standard Gear rear axle kit, part number ZA K630854, is designed to provide a robust solution for replacing, repairing, or upgrading axle shafts in vehicles equipped with a GM 8-inch differential. This kit is specifically engineered for applications requiring 28 splines and features an axle shaft with a precise length of 29.8 inches. The comprehensive package includes essential components such as the axle shaft itself, a new wheel bearing, an axle seal, 12mm studs, and matching lug nuts, ensuring a complete installation. Manufactured by USA Standard Gear, this axle benefits from advanced alloy materials and state-of-the-art heat-treating processes. The focus on advanced heat-treating ensures longevity and reliability for your vehicle's drivetrain. This rear axle kit is specified for rear applications with 6 lugs and is designated as RH (Right Hand). Its construction aims to get your vehicle back up and running quickly with dependable components.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandZumbrota Drivetrain
Part NumberZA K630854
CategoryDrivetrain

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Returns & Fitment

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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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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