USA Standard Gear

Front Inner Axle Kit, 19.37" 28 Spline

$389.89

SKU: ZA K630423

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

Description

The USA Standard Gear ZA K630423 is a front axle kit engineered to meet or exceed OE quality standards for GM 8.25-inch IFS differentials with 28 splines. This specific kit provides the right-hand inner axle shaft, measuring 19.37 inches in length. Constructed from advanced alloys and subjected to advanced heat-treating processes, this axle shaft is built for superior strength and long-term durability. This kit contains all necessary components to replace, repair, or upgrade your axle shafts, aiming to get your vehicle back on the road quickly. The product is also subject to California's Proposition 65 warning, noting potential exposure to chemicals known to cause cancer or reproductive harm.

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 K630423
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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