The Detroit Truetrac 912A569 for the Dana 35 axle is the leading gear type limited slip differential. It features a patented design of parallel axis planetary helical gears. This design provides a quiet, automatic splitting of torque. The power transfer goes literally unnoticed by the driver — even in front axles. The Detroit Truetrac performs like an open differential under normal driving conditions and automatically transfers torque to the wheel with better traction when necessary. The limited slip responds instantly to torque feedback, anytime, at any speed.
Detroit Truetrac part 912A569 is engineered for front and rear axles. It’s proven design, low cost, and outstanding performance all make the Detroit Truetrac limited slip the choice of professionals and traction enthusiasts everywhere whether off-road or on. The Detroit Truetrac delivers the traction necessary for off-road terrain and drag racing while not adversely affecting general handling and performance on the street.
For use on Dana 35 axles with a gear ratio of 3.54 or higher with 27-spline shafts. Will fit with C-clip or bolt-in axle shafts.