Zumbrota Drivetrain

Differential Installation Kit w/ 3.54 Gear Ratio

$1,015.89

SKU: ZGK2157

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

Description

The Zumbrota Drivetrain ZGK2157 is a comprehensive differential installation kit specifically designed for Dana 80 rear ends. This "Quick Kit" offers a one-stop solution for common differential repairs, bundling a USA Standard ring and pinion gear set with a master install kit. The kit features a 3.54 gear ratio, making it suitable for applications that fit carrier cases designed for 3.73 and down gear ratios. Key specifications include an 11.25" ring gear diameter, a 4.125" OD head bearing, a 10-bolt rear cover bolt pattern, and a 12-bolt ring gear bolt pattern. This product is part of USA Standard's Quick Kits line, which aims to provide convenient differential repair packages that save time and money. The inclusion of all essential components in a single part number simplifies the purchasing process for mechanics and enthusiasts alike.

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 NumberZGK2157
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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