The YDGGM11.5-30-1 Yukon Dura Grip is the ultimate choice for those seeking smooth yet aggressive traction and performance across a wide variety of terrains. This positraction limited slip differential is engineered for long life and is completely rebuildable, ensuring durability and strength for your vehicle. Constructed with a high strength nodular case, forged 4320 chromoly spider gears, and composite clutches, the Dura Grip offers unmatched positraction performance. The 30 spline axles are designed to fit GM & Chrysler 11.5" differentials and can be used with all gear ratios for versatile applications. The gears are cut to provide the strongest teeth possible in any terrain, while the 4 pinion design adds extra strength and durability. The Dura Grip features 4320 chromoly spider gears for ultimate durability, making it the ideal choice for those who demand performance and reliability.Whether you're hitting the track, off-roading, racing, or simply cruising the streets, the Yukon Dura Grip will give you the confidence and performance you need. Proudly assembled in the USA, this limited slip differential comes with a 1-year warranty for peace of mind. Choose Yukon Dura Grip for the ultimate in traction, durability, and strength for your vehicle.