Zumbrota Drivetrain

3.42 Ratio Rear Ring and Pinion Gear Set

$745.89

SKU: ZGK2031

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

Description

The Zumbrota Drivetrain ZGK2031 is a comprehensive rear end repair solution, providing a USA Standard ring and pinion gear set with a 3.42 gear ratio. This kit is specifically designed for GM rear differentials featuring a 10-bolt rear cover and a 10-bolt ring gear, with an 8.5-inch ring gear diameter. This all-in-one package offers a convenient and affordable way to address common differential repairs, allowing for quick vehicle downtime and a reliable return to the road. The ZGK2031 kit includes the essential axle bearings and seals, making it a complete solution for your differential repair needs.

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 NumberZGK2031
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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