- A hardened mount bush for attaching the steering gear to the body.
- A bush made of harder rubber cuts extra motion in steering gear. 
 
- Steering response is improved.
- The driver feels more in synch with his car and in direct touch with the road environment.
| Vehicle | Model | Application | Part | Part no. | Qty /car | Part information | 
| Skyline GT-R | BNR32 BCNR33 | RB26DETT | Left and right  | 54440RS580 | 1 | For one car | 
| BNR34 | RB26DETT | For left | 54445RS580 | 1 | The right side is fixed. | 
 
         
      