USA Standard

8.6" GM 4.56 Ratio Ring and Pinion Gear Set

$1,475.89

SKU: ZGK2019

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

Description

The USA Standard Gear ZGK2019 is a comprehensive kit designed for rear differential repair and upgrades. It is specifically designed for applications requiring a 10-bolt rear cover and a 10-bolt ring gear, and includes all necessary axle bearings and seals for a complete installation. This Quick Kit offers a streamlined, one-stop shopping experience for common differential repairs, providing an affordable and convenient solution. The differential carrier bearings have a 3.062-inch outside diameter. The kit comes with a one-year warranty against manufacturing defects. This kit is compatible with a wide range of GM vehicles, including the 2000-2008 Cadillac Escalade, 2007-2008 Chevrolet Avalanche, 2002-2006 Chevrolet Avalanche 1500, 1999 Chevrolet C1500, 1999-2000 Chevrolet C2500, 2003-2008 Chevrolet Express 1500, 1999 Chevrolet K1500, 1999 Chevrolet K1500 Suburban, 1999-2008 Chevrolet Silverado 1500, 2000-2008 Chevrolet Suburban 1500, 2000-2008 Chevrolet Tahoe, 1999 GMC C1500, 1999-2000 GMC C2500, 1999 GMC K1500, 2001-2008 GMC Savana 1500, 1999-2008 GMC Sierra 1500, 2000-2008 GMC Yukon, 2000-2008 GMC Yukon XL 1500, and 2006-2008 Hummer H3 (all rear applications as specified by drive type).

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

BrandUSA Standard
Part NumberZGK2019
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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