Yukon Ring and Pinion sets give you the confidence of knowing you are running gears designed for the harshest of conditions. Whether it is on the street, off-road, or at the track, Yukon ring and pinion sets deliver unrivaled performance and quality. Yukon uses the latest designs and manufacturing technologies to provide a quiet running gear that is strong and easy to set up.
Details:

• Fits GM 8.5 inch Oldsmobile rear
• 8.50 inch ring gear diameter
• 28 spline pinion
• 10 ring gear bolts
• 3.90 ratio
• 1 Year Warranty Against Manufacturer Defects
• Sold As A Set

Fits Vehicles:

• Oldsmobile 442 (1964 - 1972)
• Oldsmobile Cutlass (1968 - 1972)
• Pontiac Catalina (1965 - 1981)
• Pontiac GTO (1965 - 1971)
• Pontiac LeMans (1964 - 1972)