Collection: Differentials, Lockers & Spools

Differentials, axle lockers, locker accessories, and differential spools for street cars, trucks, Jeeps, off-road vehicles, drag cars, racing, and custom drivetrain builds. Find replacement and performance differential components designed to control how power is distributed between the drive wheels. Explore limited-slip differentials, locking differentials, selectable and automatic lockers, full spools, mini spools, and installation accessories for improved traction and drivetrain performance.