Zumbrota Drivetrain

3.73 Thick Ring and Pinion Gear Set

$656.89

SKU: ZGK2228

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

Description

The Zumbrota Drivetrain ZGK2228 is a comprehensive differential repair solution, designed to provide a one-stop shopping experience for common differential issues. This kit features a USA Standard Gear 3.73 thick ring and pinion gear set specifically for applications utilizing a 12-bolt rear cover and a 12-bolt ring gear. This ensures that vehicles can be quickly returned to service. The kit also encompasses axle bearings and seals, providing a complete package for a thorough differential overhaul. It is compatible with carrier cases that are designed for gear ratios ranging from 2.76 to 3.42, and the ring gear itself measures 8.875 inches in diameter. This 'Quick Kit' approach by Zumbrota Drivetrain aims to offer an affordable and efficient way to address differential repairs, bundling crucial components for ease of selection and installation. While specific vehicle fitment is not detailed in the provided evidence, the product is designed for GM vehicles with the specified 12-bolt differential configuration.

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 NumberZGK2228
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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