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Yukon Gear Ring and Pinion Gear Set 10.5in GM 14 Bolt Truck / 3.21 ratio - Black Ops Auto Works
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Yukon Gear Ring and Pinion Gear Set 10.5in GM 14 Bolt Truck / 3.21 ratio

YUKYG GM14T-321
883584244653
Final Drive Gears
Out of stock
$ 569.89

SKU: YG GM14T-321 | UPC: 883584244653

Yukon Gear Ring and Pinion Gear Set 10.5in GM 14 Bolt Truck / 3.21 ratio

Upgrade your GM 14 Bolt 10.5-inch rear differential with this Yukon Gear high performance ring and pinion gear set in a 3.21 ratio. Engineered for Chevrolet and GMC trucks, vans, Suburbans, and SUVs from 1973-2015 including Silverado 2500/3500 HD, Express 2500/3500, Sierra 2500/3500 HD, and more. Built to handle added horsepower, larger tires, long races, and high torque with reduced friction and heat for reliable performance.

Key Features

  • State-of-the-Art Design: – Yukon engineers apply advanced processes and 2 in-house quality labs to meet exact specifications.
  • Gear Tooth Finish: – Smooth surface reduces friction and heat in demanding conditions.
  • High Grade Steel: – Both ring and pinion use premium steel for strength and durability.
  • OEM Specifications: – Precise fitment matches factory dimensions for easy install.
  • Wide Ratio Selection: – Choose from Yukon's broadest range including this 3.21 for optimal gearing.
  • Comprehensive Warranty: – 1-year against manufacturing defects plus optional Y.E.S. Plan for lifetime coverage.

Specifications

Detail Value
Brand Yukon Gear & Axle
Type Ring & Pinion Gear Set
Ratio 3.21
Axle GM 14 Bolt 10.5-inch Truck
Weight 27.85 lbs
Shipping Dimensions 19 x 19 x 9 inches
Country of Origin USA (designed & tested)
Warranty 1 Year Manufacturing Defects + Y.E.S. Lifetime Plan

Whats Included

  • 3.21 Ratio Ring Gear
  • 3.21 Ratio Pinion Gear

Product Notes

  • Requires professional installation with proper gear setup tools and procedures.
  • Compatible with GM 14 Bolt 10.5" differentials in 2WD/4WD trucks/vans/SUVs.
  • Special order item - confirm fitment for your specific vehicle.

This Part Fits

Year Range Make Model Notes
2002-2006 Chevrolet Avalanche 2500 Base, LS, LT
1975-1986 Chevrolet C20 Pickup Cheyenne, Custom, Scottsdale, Silverado
1973-1986 Chevrolet C20 Suburban Base, Custom, Scottsdale, Silverado
1988-2000 Chevrolet C2500 Base, Cheyenne, LS, Scottsdale, Silverado, WT
1992-1999 Chevrolet C2500 Suburban Base, LS, LT, Silverado
1975-1986 Chevrolet C30 Cheyenne, Custom, Scottsdale, Silverado
1988-2000 Chevrolet C3500 Base, Cheyenne, LS, Scottsdale, Silverado
1996-2015 Chevrolet Express 2500/3500 Base, LS, LT
1975-1996 Chevrolet G20/G30 Beauville, Chevy Van, Sportvan, Hi-Cube
1975-1986 Chevrolet K20 Pickup/Suburban Cheyenne, Custom, Scottsdale, Silverado
1988-2000 Chevrolet K2500/K3500 Base, Cheyenne, LS, Scottsdale, Silverado, WT
1992-1999 Chevrolet K2500 Suburban Base, LS, LT, Silverado
1977-1986 Chevrolet K30 Cheyenne, Custom, Scottsdale, Silverado
1987-1991 Chevrolet R/V20/R/V2500/R/V30 Cheyenne, Custom Deluxe, Scottsdale, Silverado
1999-2006 Chevrolet Silverado 2500/2500 HD/3500 HD Base, LS, LT, WT, High Country, LTZ, Classic
2000-2013 Chevrolet Suburban 2500 Base, LS, LT, LTZ
1975-1978 GMC C25/C35/C25 Suburban Base, High Sierra, Sierra Classic/Grande
1979-2000 GMC C2500/C3500 Base, High Sierra, Sierra, Classic, SL/SLE/SLT/SLX, Grande
1979-1999 GMC C2500 Suburban Base, High Sierra, Classic, SLE, SLT, Grande
1979-1996 GMC G3500 Magnavan, Rally, STX, Vandura, Camper Special
1975-1993 GMC K25/K2500/K3500 Base, High Sierra, Sierra, Classic, SL/SLE/SLT/SLX, Grande
1996-2015 GMC Savana 2500/3500 Base, LS, LT, SLE, SLT
1999-2015 GMC Sierra 2500/2500 HD/3500 HD/Yukon XL 2500 Base, SL/SLE/SLT, Denali

Why Choose Yukon Gear?

  • Engineered and tested in 2 in-house labs for precise quality.
  • Reduces gear friction and heat for high-torque durability.
  • High-grade steel construction matches OEM fitment.
  • Offers widest gear ratio availability for custom builds.

Frequently Asked Questions

  • Q: What vehicles does this 3.21 ring and pinion fit?
  • A: Fits GM 14 Bolt 10.5" axles in Chevy/GMC 2500/3500 trucks, vans, Suburbans from 1973-2015 - see fitment table.
  • Q: Is professional installation required?
  • A: Yes, gear setup needs specialized tools for proper backlash and pattern.
  • Q: What warranty is provided?
  • A: 1-year against manufacturing defects. upgrade to Y.E.S. Plan for lifetime no-questions-asked coverage.

Shipping & Handling

  • Method: UPS/FedEx Ground
  • Availability: Special order – ships within 1-3 business days
  • Packaging: Secure box 19x19x9 inches, 27.85 lbs

Request For Information

Have questions about Yukon Gear Ring and Pinion Gear Set 10.5in GM 14 Bolt Truck / 3.21 ratio? Fill out the form below and we'll get back to you by the next business day.
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