Yukon Dura Grip 9.75" 34 Spline Limited Slip Differential

The Zumbrota Drivetrain YDGF9.75-34-1 is a Yukon Dura Grip positraction limited slip differential engineered to enhance traction and performance across a wide variety of terrains. This unit is specifically designed for Ford 9.75" axles and requires 34 spline axles for proper fitment. It is compatible with all gear ratios. Constructed for durability and longevity, the Dura Grip features a high-strength nodular case, forged 4320 chromoly spider gears, and composite clutches. This limited slip differential is also fully rebuildable and proudly assembled in the USA. Extensive product testing and state-of-the-art software design back all Yukon Dura Grip units. For optimal performance and longevity, Yukon recommends using high-grade GL-5 gear oil and two bottles of Yukon LSD (Limited Slip Differential) additive (Part number OILADD). While synthetic oil is permissible, it may lead to more aggressive or noisy operation. This Yukon Dura Grip is designed for Ford 9.75" axles with 34 spline axles. Specific fitment details, including applicable years, are available via a "Click Here" link on the product page.