1955-1988 Ford 9 in Rear Limited Slip Differential 31 Spline (YDGF9-31-SM)

Yukon Dura Grip is a positraction limited slip differential that provides smooth yet aggressive traction, giving you the confidence and performance you need across a wide variety of terrains. The Dura Grip is engineered for long life and is completely rebuildable. Dura Grips are constructed with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches. For unmatched positraction performance, the Dura Grip is the ultimate choice. When your vehicle demands performance, durability and strength, choose Yukon Dura Grip.

Features

• 9" Ford Trac-Loc with 31 Spline; Limited Slip; Smooth - 2 Preload Springs
• 9" 31spl T/L STREET POSI (Light Springs)needs T/L bolts(2sprngs)
• 9" Ford Yukon Trac-Loc with 31 Spline; Limited Slip; Smooth Design for Street/Everyday Use - 2 Preload Springs; 4 Pinion Design
• Fits all Gear Ratios
• Fits 9" Ford with 31 Spline Axles
• Fully rebuildable design and proudly assembled in the USA
• Limited Slip Differential with Composite Clutches
• All units are backed by extensive product testing and state-of-the-art software design

Application Notes

• Yukon Dura Grip; Ford 9 in. Rear; 31 Spline; Limited Slip; 2 Spring Smooth Setup; Requires Longer Trac-Loc Bolts; 1.78 in. Bearing Journals

Warranty: 1 YR

Weight: 21.57 lbs