Drivetrain› Differentials and Rear-End Components

USA Standard Gear

31 Spline Rear Axle Kit for Ford 8.8" Differential

$172.89

SKU: ZA K630212

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INSTALL DIFFICULTY
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Moderate — 2–4 hours

Overview

The USA Standard Gear ZA K630212 is a rear axle kit designed for the Ford 8.8-inch differential. It features 31 splines, a right-hand configuration, and a length of 31-7/8 inches with 12mm studs. This kit includes essential components like the wheel bearing, seal, differential cover gasket, and lug nuts.
Show original supplier description
The USA Standard Gear ZA K630212 rear axle kit is engineered using advanced alloys and the latest heat-treating technologies to ensure strength and durability. This comprehensive kit provides all the necessary components to replace, repair, or upgrade your axle shafts, getting your vehicle back on the road quickly. It is specifically designed to fit the Ford 8.8-inch differential and features 31 splines, a right-hand orientation, and a length of 31-7/8 inches. Key specifications include a 12mm stud size, a 2.53-inch outer diameter wheel bearing, and a 5 x 5.5-inch wheel bolt pattern. The kit comes complete with the axle bearing, seal, differential cover gasket, studs, and lug nuts for a straightforward installation. Note that this axle shaft kit requires the rear axle to have a 10-bolt cover. This rear axle kit is compatible with specific Ford models. It fits the 1997-2003 Ford Expedition (Rear Right), the 1997-2003 Ford F-150 (Rear Right), the 1997-2000 Ford F-250 (Rear Right), and the 1997-2003 Ford Lobo (Rear Right).

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.

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Specifications

BrandUSA Standard Gear
Part NumberZA K630212
CategoryDrivetrain
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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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