- Combines fully-automatic locking action with high-strength, fully machined steel case
- Features automatic mechanically actuated traction
- Dramatically improves traction on and off the pavement
- Ships pre-assembled
Durable Steel, Fully-Automatic Rear Locker by Powertrax
No matter how optioned out your F250 or F350 Super Duty comes from the factory, nothing beats the insane on and off-road traction you get from the Powertrax Grip Lok 35-Spline Differential Locker for Dana 60 rear-ends. These fully-automatic lockers combine convenience and ease-of use with the heavy-duty strength of a fully-machined forged steel case, allowing you to take on the extremes without the added hassle.
Handles Engines Pumping Out 550 Horsepower
The Powertrax Grip Lok 35-Spline Differential Locker fits 1999-2015 Super Duty trucks with Dana 60 rear-ends, and can support up to 550 horsepower, making it perfect for just about any tuned or modified F250 or F350. Powertrax's strongest locking differential comes backed by a 2-year, 100,000-mile warranty for confidence and peace of mind whether on the street or off the pavement.
Fitment: 1999-2015 Super Duty w/ Dana 60 rear axle
- Differential Carrier Break: 4.56 and higher
- Differential Case Design: Dana 60
- Spline Count: 35