This is an optional 70mm Front Shock Spring Set from Ultimate Racing. It’s intended for the majority 1/8 off road cars with 16mm shocks like Mugen, Kyosho, Losi, Sworkz, Xray, Mayako, etc. These shock springs allow you to optimize the suspension of your buggy for the various types of terrain and handling characteristics you desire.

The springs are made of high-quality 1.6mm steel, are precision wound and have been ground flat for proper operation.

The springs are black painted, and laser engraved with the spring length and coils on the top and different number of dots on the bottom for easy identification.

The front shock springs are available in the following 3 different rates:

UR1771-875. ULTIMATE FRONT SHOCK SPRING 70mm 1.6/8.75T (4 DOTS) (2pcs)

UR1771-900. ULTIMATE FRONT SHOCK SPRING 70mm 1.6/9.00T (3 DOTS) (2pcs)

UR1771-925.ULTIMATE FRONT SHOCK SPRING 70mm 1.6/9.25T (2 DOTS) (2pcs)