Zumbrota Drivetrain

9.5-Inch GM Rear 4.56 Ring and Pinion with Dura Grip LSD

$2,307.89

SKU: YGK2255

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

Description

The Yukon Gear and Axle YGK2255 is a comprehensive rear end upgrade kit designed for GM vehicles requiring a 9.5-inch ring gear and a 12-bolt rear cover. This kit features a 4.56 gear ratio for improved acceleration and torque, paired with a Yukon Dura Grip Clutch Style Limited Slip Differential (LSD) to enhance traction and handling. This YGK2255 kit is specifically engineered for applications with a 12-bolt rear cover and a 12-bolt ring gear, and it includes a 27-spline pinion shaft. The Yukon Dura Grip LSD is fully rebuildable, ensuring long-term performance. The Pro Kit is backed by a superior warranty and includes premium Yukon ring and pinion sets, alongside the master installation components to ensure vehicles can be quickly returned to service. Key components of the YGK2255 include Yukon ring and pinion gears, a Yukon Master Install Kit, and axle bearings and seals. This ensures all essential parts are included for a reliable installation.

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 NumberYGK2255
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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