Skip to product information
1 of 17

Yukon Gear & Axle

Yukon YG GM8.5-373 3.73 Ring & Pinion Set for GM 8.5"/8.6" 10-Bolt Differentials

Regular price
$210.95
Regular price
$396.00
Sale price
$210.95
Shipping calculated at checkout.

In Stock: 10

Orders by 1pm PST ship same business day

Free Shipping w/3-4 Day Delivery

Authorized Dealer

Fitment Guarantee

30-Day Hassle Free Returns


Product Specification:

SKU:YUKYG GM8.5-373

MPN: YG GM8.5-373

UPC: 883584241584

Weight: 18.2 lb

Inventory: 10

Type: Final Drive Gears



Vehicle Fitment

  • 1970-1981 Chevrolet Camaro
  • 1970-1996 Chevrolet Caprice
  • 1971-1985 Chevrolet Impala
  • 1970-1981 Pontiac Firebird
  • 1973-1987 Buick Regal
  • 1973-1978 Chevrolet Monte Carlo
  • 1977-1986 Chevrolet K10/K20 Suburban
  • 1979-1986 Chevrolet C10/C20 Suburban
  • 1988-1999 Chevrolet C1500/K1500
  • 1992-1999 Chevrolet Tahoe/Suburban 1500
  • 1999-2017 Chevrolet Silverado 1500
  • 1999-2017 GMC Sierra 1500
  • 2002-2006 Chevrolet Avalanche 1500
  • 2002-2009 Chevrolet Trailblazer
  • 2004-2012 Chevrolet Colorado
  • 2006-2010 Hummer H3
  • 2000-2014 Chevrolet Suburban 1500
  • 2000-2014 GMC Yukon XL 1500
  • 2002-2013 Cadillac Escalade

Features

  • Engineered for GM 8.5" and 8.6" 10-bolt differentials
  • 3.73 gear ratio for balanced performance and fuel efficiency
  • 30-spline pinion shaft ensures robust torque handling
  • Constructed from high-grade steel for durability
  • Precision-machined for quiet operation and easy setup
  • Designed to OEM specifications for optimal fitment
  • Ideal for street, off-road, and high-performance applications

Specifications

  • Part Number: YG GM8.5-373
  • Gear Ratio: 3.73
  • Ring Gear Diameter: 8.50"
  • Pinion Spline Count: 30
  • Ring Gear Bolts: 10
  • Material: High-grade steel
  • Position: Rear differential
  • Warranty: 1-year manufacturer warranty

Included Components

  • (1) Ring gear
  • (1) Pinion gear
  • Installation instructions

Product Description

The Yukon YG GM8.5-373 Ring & Pinion Gear Set is designed to enhance the performance and reliability of your GM vehicle's drivetrain. With a 3.73 gear ratio, this set offers an excellent balance between acceleration and fuel economy, making it suitable for a variety of driving conditions.

Crafted from high-grade steel, the gears are precision-machined to ensure a quiet and smooth operation. The 30-spline pinion shaft provides robust torque handling, essential for vehicles subjected to heavy loads or high-performance demands.

Whether you're upgrading your classic muscle car, modern truck, or SUV, the Yukon YG GM8.5-373 gear set delivers the strength and durability required for both daily driving and off-road adventures. Its compatibility with a wide range of GM 8.5" and 8.6" 10-bolt differentials ensures a seamless fit and reliable performance.

Photo - Primary
Photo - Primary
Photo - Primary
Photo - Primary
Photo - Primary
Photo - Close Up
Photo - lifestyle view
Photo - Unmounted
Photo - in package
Photo - Unmounted
Photo - Unmounted
Logo Image
Logo Image
Logo Image
Logo Image
Logo Image