United Transmission Drive Line Service & Differential Shop has built it's reputation on FAST HONEST and RELIABLE Clutch, Differential and Transmission Repair. We are FULLY LICENSED and INSURED. Our ATRA Certified Technicians provide Quality clutch, differential and transmission repair service with a WARRANTY you can always count on. Our Transmission Shop services both foreign and domestic drive train, transmission repair, rebuilt transfer case, differential service and clutch in the Berkeley, Pinole, Oakland, Alameda, San Ramon and Kensington Areas as well.