Zumbrota Drivetrain

Chromoly Inner Front Axle 30 Spline 35.46" Long

$186.89

SKU: ZA W39255

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

Description

The USA Standard Gear Chromoly Inner Front Axle, model ZA W39255, is engineered for robust performance in GM 8.5" differential applications. Constructed from high-strength 4340 Chromoly steel, this left-hand inner axle is built to withstand demanding conditions. Key specifications include 30 splines for secure engagement, a precise length of 35.46 inches, and compatibility with the 5-760X U-joint size. The axle is designed for "79 & up GM Truck & Blazer" models, specifically noting fitment for Dana Spicer 44 axles in 1988-1991 GM vehicles. Its durable construction ensures reliable power transfer and longevity for your drivetrain. This component is ideal for those seeking to replace or upgrade their front axle shafts in compatible GM trucks and Blazers. The USA Standard Gear brand signifies a commitment to quality and performance in drivetrain components. Zumbrota Drivetrain offers this part with options for fast dispatch and free shipping on orders over $199.

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 W39255
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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