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High performance Yukon Ring & Pinion gear set for GM 8.5" & 8.6" in a 3.73 ratio | YG GM8.5-373 | RANDYS Worldwide

Product Details

Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether you’ve added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.

  • Fits GM 8.5" and 8.6" differentials
  • 3.73 ratio
  • 30 spline pinion
  • 10 ring gear bolts
  • 8.50" ring gear diameter

Technical Notes

Warranty Information

Warranty information unavailable

Compatible Make / Model


Upsell YESRP
Brand Yukon Gear & Axle
Prop65 Warning Not Applicable
Keywords 12,USE12,OEM12,w/abs12,412,IMPLA12,12,CAPRIC,24158,3.73,742G730D,8.5,8.6,DIFFRPGM85373,GM,GM10-373,GM10-373C,GM10-373G,GM10-373G-1,GM8.5-373-YG,no12,abs12,ring,RP,YG,YGGM10-373
Cover Bolts 10
Gear Ratio 3.73
Ratio 3.73
EndRatio 3.73
UPC 883584241584
ProxyNumber 24158
Width 12.00 in
Length 16.00 in
Depth 6.00 in
Weight 17.7100 lb
Brand: Yukon Gear

Yukon Ring and Pinion Gear Set for GM 8.5" & 8.6” Differentials, 3.73 Ratio

YG GM8.5-373

746 in stock



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Warehouse Availability
  • CA 262
  • KY 153
  • MN 41
  • TX 125
  • WA 165