Zumbrota Drivetrain

Rear Axle Kit, 30 Spline 5 Lug 31.5 Inch

$253.89

SKU: ZA K630107

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

Description

The Zumbrota Drivetrain ZA K630107 is a comprehensive rear axle kit engineered for vehicles equipped with GM 8.5-inch differentials. It is manufactured by USA Standard Gear, known for its quality drivetrain components. This rear axle kit features a 30-spline count and a 5-lug pattern, with a total length of 31.5 inches. The kit is inclusive, providing all necessary parts for a complete installation. You will find a wheel bearing, seal, differential cover gasket, studs, and lug nuts included, making it a convenient all-in-one solution for axle maintenance or upgrades. USA Standard Gear utilizes advanced alloys and the latest heat-treating technologies in their manufacturing process, resulting in a strong and durable axle shaft. This attention to material and manufacturing quality ensures the longevity and performance of the component, making it a dependable choice for demanding applications.

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 K630107
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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