Skip to product information
Yukon Muscle Car Limited Slip & Re-Gear Kit, GM 8.5” Olds, 27 spline, 3.90 ratio Yukon Muscle Car Limited Slip & Re-Gear Kit, GM 8.5” Olds, 27 spline, 3.90 ratio
Yukon Muscle Car Limited Slip & Re-Gear Kit, GM 8.5” Olds, 27 spline, 3.90 ratio
Yukon Muscle Car Limited Slip & Re-Gear Kit, GM 8.5” Olds, 27 spline, 3.90 ratio

Have questions? We’re here to help.

Yukon Muscle Car Limited Slip & Re-Gear Kit, GM 8.5” Olds, 27 spline, 3.90 ratio


$1,647.89

Low stock: 4 left

  • Get It Fast with Same-day Dispatch
  • Free Shipping over $199
  • All Reman Parts Ship for $299

1-2 day delivery for most. Expedited shipping options available at checkout.

Have questions? We’re here to help.

Product details

Kit contains a ring and pinion set, positraction unit, and installation parts
  • Fits GM 8.5” differential
  • Fits 2.93 to 3.23 cases
  • 27 spline pinion gear
  • 3.90 ratio
  • Includes Dura Grip positraction LSD, 28 spline
  • Coverage includes ’64 to ’72 Olds 442, ’65 to ’71 GTO, 3 other models, or anything hot-rodded with a GM 8.5” diff
  • 12 bolt ring gear
CA Residents:
Prop 65 Warning

WARNING

This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.

Specifications

Brand Yukon Gear and Axle
Gear Ratio 3.90
UPC 883584125921
Proxy Number 12592
Shipping Weight 44.0400 LB

Technical Notes

Man wearing a blue shirt with a logo in front of a blurred indoor background
Need help?

chat with our live tech support.

Have a question on fitment? Need help selecting parts for your build project? Chat now with a knowledgeable Zumbrota sales rep or give us a call at 1-800-658-2537.