The Cusco Type RS limited-slip differential for CT9A EV8/9 applications is specified as a front 1-way unit (1 & 1.5W). It offers controlled torque transfer to improve traction and steering consistency under power compared with an open differential. The RS front setup targets predictable engagement for CT9A Evo driving dynamics without requiring major driveline changes.
Cusco CT9A EV8 9LSD RSF 1WAY(1&1.5W)