PowerTrax 1955-LR Features: Brute Force Devices For Rugged Applications Best Value For Greatly Increased Traction Complete Replacement Of Diff. Case Not Req. Simple Installation Ring And Pinion Setup Not Altered Installs Easily In Front/Rear Or Both Proven In Most Demanding Applications Height: 2.750 Width: 4.750 Length: 10.750 Weight: 4.3 Electrical Outlet Plug Type: Powertrax 1955-LR Lock Right Locker