Zumbrota Drivetrain

GM 8.6 Rear Axle Assembly

$2,631.89

SKU: RAA435-105X1-P

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

Description

The Zumbrota Drivetrain RAA435-105X1-P is a rear axle assembly for GM 8.6 vehicles, specifically designed for 2007-2008 GM 1500 SUVs. This unit comes equipped with a Yukon Duragrip differential and a specified ratio, offering enhanced traction and performance. As part of Zumbrota Performance Axles, this assembly represents the standard in remanufacturing. Each unit is meticulously rebuilt to the highest quality standards, ensuring precision and reliability. The assembly includes aftermarket gear upgrades to enhance performance for various driving styles. Furthermore, it offers customization options such as Limited Slip Differentials and Lockers for tailored performance. In addition to the core components, Zumbrota ensures the integrity of the assembly by inspecting all tubes to confirm they are straightened to OEM specifications. This axle assembly is built to order, with a typical lead time for shipping. A refundable core charge of $400 is applicable upon purchase, which is returned when the old, salvageable part is returned.

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

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandZumbrota Drivetrain
Part NumberRAA435-105X1-P
CategoryDrivetrain

We’re here — turning wrenches, just like you.

Call us, follow along, or come say hi.

(760) 282-4645 Instagram Google

Buy with Confidence

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.

View Full Return Policy

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.

View Full Shipping Policy