HRP Aluminum Front Axle (4mm) GRK GRK5R GRK5-R [Shibata] R31S131

(R31S131) HRP Aluminum Front Axle 4mm Type

From the HRP series produced by Yoshiba Hayato, a newly designed front axle is now available.

Developed for competition use, this front axle is engineered to achieve exceptionally smooth rolling performance.
Precision-machined in Japan, it delivers outstanding rotational balance and high accuracy.

M4 wheel nuts are required separately for wheel mounting.

Compatible Models
Compatible with our vehicles equipped with RWD knuckles (*see note).
Depending on the type of knuckle, wheel, and offset used, additional universal wheel spacers may be required.