Description
This Differential Carrier Drop In Locker is precision manufactured to OEM gear ratios and tooth geometry. It distributes torque efficiently between axles, maximizing traction and minimizing wear in commercial trucks.
For vehicles that are driven daily, the Powertrax No-Slip Traction System is the latest design in quiet traction-adding differential technology. It combines the automatic street-friendly smooth operation of a limited-slip differential with the traction performance of a locking differential. The Powertrax No-Slip locker easily installs in to your differential carrier using basic tools and without affecting your ring and pinion settings. Powertrax Grip-Lok, Lock-Right Lockers and No-Slip Traction Systems automatically provide 100% traction on-demand, under the toughest circumstances. The Powertrax Grip-Pro and Grip-LS performance limited slips offer smooth dependable torque transfer and traction for the best of both worlds!
- Designed for compatibility with OEM-specified gear oil viscosities, ensuring correct lubrication under all operating conditions.
- Heat-treated alloy steel construction withstands peak torque demands of loaded commercial trucks, preventing gear tooth fatigue and breakage.
- OEM-spec gear ratios preserve intended vehicle speed, performance, and fuel economy characteristics.
- Precision fits to carrier housing bores eliminate shimming uncertainty and simplify installation for experienced drivetrain technicians.
- Precision-machined gears and tight backlash tolerances ensure smooth power transfer and efficient torque distribution between axles.
Information:
DIFFERENTIAL LOCK ASSEMBLY FOR FORD 7.5″ (10 BOLT); 28 SPLINE; FOR OPEN DIFFERENTIAL; ONLY RECOMMENDED UP TO 4.10 RATIO – WILL HAVE TO CLEARANCE TEETH ON RING GEAR; 4.56 & NUMERICALLY HIGHER IS NOT RECOMMENDED AS TOO MUCH MATERIAL MIGHT HAVE TO BE REMOV
Application Summary:
| Year | Make/Model |
|---|---|
| 1986-1997 | Ford Aerostar |
| 1984-1990 | Ford Bronco II |
| 1978-1983 | Ford Fairmont |
| 1981-1982 | Ford Granada |
| 1979-1986 | Ford LTD |
| 1979-2014 | Ford Mustang |
| 1983-2013 | Ford Ranger |
| 1980-1997 | Ford Thunderbird |
| 1982-1987 | Lincoln Continental |
| 1984-1987 | Lincoln Mark VII |
| 1994-1997 | Mazda B2300 |
| 1998-2001 | Mazda B2500 |
| 1994-1997 | Mazda B3000 |
| 1994-1997 | Mazda B4000 |
| 1979-1986 | Mercury Capri |
| 1980-1997 | Mercury Cougar |
| 1979-2011 | Mercury Grand Marquis |
| 1979-1986 | Mercury Marquis |
| 1979-1980 | Mercury Monarch |
| 1978-1983 | Mercury Zephyr |









