USA Standard Gear

4.11 Ring and Pinion Gear Set

$2,041.89

SKU: ZGK2126

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

Description

The USA Standard Gear ZGK2126 is a comprehensive ring and pinion gear set and master install kit designed for GM 14-bolt rear differentials. The kit is equipped with a 30-spline Yukon Dura Grip clutch-style limited slip positraction unit, which is fully rebuildable. It is engineered for applications with a 14-bolt rear cover and a 12-bolt ring gear, and is intended for carrier cases designed for 4.10 and down gear ratios. The ring gear diameter measures 10.5 inches. USA Standard Quick Kits offer a convenient, one-stop solution for differential repairs, providing all necessary components in a single part number for efficiency and affordability. The ZGK2126 kit is specifically designed for rear differential applications. This kit is compatible with a wide range of Chevrolet and GMC trucks and vans, including models such as the Chevrolet Express 4500 (2009-2015), Chevrolet Silverado 2500 HD (2001-2010), GMC Savana 2500 (1996-2010), and GMC Sierra 2500 HD (2001-2010), among many others.

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 Gear
Part NumberZGK2126
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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