Drivetrain› Differentials and Rear-End Components

USA Standard Gear

9.25" Differential Bearing Kit, 31 Spline

$324.83

SKU: ZA K630807

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

It is built with advanced alloys and heat-treating technologies for strength and durability, meeting or exceeding OE quality standards. This kit is for Chrysler 9.25 in. differentials with 31 splines and a 34.125-inch length.
Show original supplier description
The USA Standard Gear Rear Axle Kit provides all necessary components to replace, repair, or upgrade your vehicle's axle shafts, ensuring it gets back on the road quickly. This kit is specifically designed for Chrysler 9.25-inch differentials, featuring 31 splines and a precise length of 34.125 inches. The kit is engineered for rear applications with a 5-lug pattern and includes ABS functionality. It comes complete with all essential parts for installation, including the wheel bearing, wheel seal, differential cover gasket, studs, and lug nuts. The advanced heat-treating process employed by USA Standard Gear results in an axle shaft that is both stronger and more durable, offering long-lasting performance.

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

BrandUSA Standard Gear
Part NumberZA K630807
CategoryDrivetrain
5,000+ Trusted brands
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(760) 282-4645 hello@motormia.co

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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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