Southwest Drivetrain Specialists is a trusted transmission and drivetrain repair company based in Phoenix, Arizona, serving the heavy-duty trucking industry nationwide. We specialize in rebuilding and supplying re-manufactured transmissions, differentials, and proprietary drivetrain parts for Class 6, 7, and 8 trucks. As a boutique operation with big capabilities, our expert team delivers high-quality, cost-effective drivetrain solutions designed to keep your fleet running smoothly. Quality is our cornerstone—never compromised, always guaranteed. We offer a one-year warranty with unlimited miles on all units.
