YG GM8.5-390 Yukon 3.90 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

SKU: 451893
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Sale price$442.89

YG GM8.5-390 Yukon High Performance 3.90 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles.

  • 10 ring gear bolts
  • 3.90 ratio
  • 30 spline pinion
  • 8.50″ ring gear diameter
  • Fits GM 8.5″ and 8.6″