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The Yukon Dura Grip limited-slip differential is built for 8.5" Oldsmobile-style housings with 28-spline axles, delivering positraction that balances smoothness with aggressive traction. Constructed with a nodular case, forged 4320 chromoly spider gears and composite clutches, the unit is fully rebuildable and assembled in the USA. It fits factory 3.08 and 3.23 ratios or aftermarket gear ratios for proven durability and serviceability.
Yukon Gear Dura Grip Positraction For GM 8.5in w/ 28 Spline Axles
