Maximum Differential Lock Performance That Wins Races

     <For Track days, Road Race, Drag Racing, & Autocross>

In the racing world where winning is everything, excellence without compromise is required for all components. The differential is certainly not an exception to this requirement when it comes to part selection and setup. Performance and reliability are paramount in the single-minded pursuit of victory. The ATS LSD supports this requirement in many ways, with its high quality and high performance based on considerable race data accumulated over many years. ATS LSD is for drivers who demand the outstanding features and the powerful locking performance of a metal LSD. Their focus on quality will steer them directly to victory.

Principal characteristics of the metal LSD
* Uses a non-grinding clutch plate that features high lubrication performance and tough surface hardness
* Equipped with a maximum-diameter clutch plate that enhances locking performance
* Stabilizes accelerating response by applying the appropriate initial torque
* Quick transitional characteristics from free rotation to lock - indispensable for drag racing & drifting


Click for the application list

Most Powerful FF vehicle LSD with 20 internal discs

     <For Track days, Road Race, Drag Racing, & Autocross>

After more than 3 years research, development, and field testing by many race teams, the Type D20 was released in 2003. The Type D20 has unprecedented 20 clutch discs. (compared with 16 discs for existing ATS LSDs and 8 or 12 discs for competitors.) The locking capability has been raised by 25 % in all speed ranges with increased durability. Providing the driver with smooth and super strong locking performance on the track, the Type D20 is the ultimate weapon for winning races.

The external case is same as the standard LSD. By changing the internal discs, you can upgrade your ATS LSD to Type D20.


New for 2012. For Honda EK9, DC2, EP3, DC5, FD2, CL7, FN2, the Type D20 has evolved to Type D24. Type D24 has more capacity and superb durability. Click here for the detail.



Click for the application list