Eaton Posi Differential 30 Spline 1.50in Axle Shaft Diameter 4.10 & Down Ratio Rear 10.5in 0 The Eaton Posi limited-slip differential prevents wheel slip before it can get started. To do that, carbon disc clutch packs, preloaded by a central spring assembly, are located behind each... $911.99 Quick view add to cart Add Wish List