Zumbrota Drivetrain

Rear Axle Kit

$246.89

SKU: ZA K630631

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

Description

The Zumbrota Drivetrain ZA K630631 is a rear axle kit engineered to fit Ford 7.5-inch and 8.8-inch differentials, featuring 28 splines and a total length of 30.75 inches. This kit is designed for rear axle applications and includes a 5x4.5 inch bolt pattern along with a 2.25 inch outer diameter wheel bearing. Constructed with advanced alloys and heat-treating technologies from USA Standard Gear, this axle is built for strength and durability. The kit provides all necessary components to replace, repair, or upgrade your axle shafts, ensuring your vehicle is back on the road quickly. Components included are the wheel bearing, seal, studs, and lug nuts. Key specifications for this rear axle kit include its 28 spline count, a 30.75-inch length, and a 2.25-inch wheel bearing outer diameter.

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 K630631
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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