IRJ reduces the friction between the outdrive and the dog bone. It increases the efficiency of whole transmission which is an advantage in all situations.
Especially in Stock classes the combination of IFJ and IRJ systems will improve the acceleration to the top speed.
Due to the reduced friction in IRJ the suspension is softer and smoother at car's acceleration and braking.

IRJ set includes:

• ST114  - 1pcs
• ST116  - 1pcs
• ST23X  - 1pcs
• B415    - 2pcs
• PIN01  - 1pcs
• SPR07  - 2pcs