30"+ tires.
- Big tire kit for mud/skeg use!
- Help to transfer the engine power and torque better to the tires!
- Makes up for the power loss ans slow response of using big tires.
- Better low end power and torque to get tires turning in the mud.
- Quicker backshift which results in crisp throttle response.
- Reduced belt slip and heat.

Product code: 550SM2
JAY PARTS: 550702
Included in the kit:
- Blue primary spring
- Silver secondary spring
- 47g TRAIL adjustable weight arms
- 1g x 15pcs, 1.5g x 15pcs
- 2 pcs shim plate