Yukon Gear & Axle YG GM8.5-456 High-Performance Ring Pinion Gear Set 4.56 Ratio

Regular price: $203.95
Regular price: ~~$392.00~~
Sale price: $203.95

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In Stock: 4

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Product Specification:

SKU:YUKYG GM8.5-456

MPN: YG GM8.5-456

UPC: 883584241614

Weight: 18.9 lb

Inventory: 4

Type: Final Drive Gears

Vehicle Fitment

1999-2025 GM 8.5" and 8.6" Rear Axle Vehicles (Silverado 1500, Sierra 1500, Tahoe, Yukon, Suburban 1500, Escalade, 4.56 Ratio)

Features

High-performance 4.56 gear ratio for enhanced towing and acceleration
Fits GM 8.5" and 8.6" rear axles with 10-bolt ring gear
Manufactured from premium high-grade steel for durability
Advanced heat treatment for wear resistance and long life
Designed for quiet and smooth operation
Compatible with standard open differential carriers
Includes necessary installation hardware and instructions
Backed by Yukon's Y.E.S. Plan lifetime warranty

Specifications

Ring Gear Diameter: 8.5 inches
Gear Ratio: 4.56
Pinion Spline Count: 30
Ring Gear Bolt Count: 10
Material: High-grade steel
Finish: Natural
Heat Treatment: Advanced heat treating process
Warranty: Yukon Y.E.S. Plan lifetime coverage

Included Components

1x Ring Gear
1x Pinion Gear
1x Pinion Nut
1x Pinion Washer
1x Crush Sleeve
1x Pinion Seal
1x Installation Instructions

Product Description

The Yukon Gear & Axle YG GM8.5-456 is a premium high-performance ring and pinion gear set designed specifically for GM vehicles equipped with 8.5" or 8.6" rear axles. Featuring a 4.56 gear ratio, this set enhances towing capacity, acceleration, and off-road performance while maintaining smooth and quiet operation.

Manufactured from high-grade steel and treated with advanced heat processes, this gear set delivers exceptional durability and longevity. It is engineered for direct bolt-on fitment with GM 10-bolt ring gear axles and standard open carriers. The Yukon Y.E.S. Plan provides lifetime protection, ensuring reliable performance and peace of mind for your vehicle upgrades.

Ideal for GM trucks and SUVs from 1999 through 2025, including Silverado, Sierra, Yukon, Tahoe, and Escalade models, this gear set is perfect for enthusiasts seeking improved drivetrain performance and durability in demanding conditions.