Description
Spears Racing “Wurx” Clutch Springs
The Spears Racing Kawasaki Ninja 400 “Wurx” Clutch Springs are designed, engineered in house and manufactured in the USA, always race track tested by many racers here in the USA and around the world at all levels of competition from track day riders to World level race teams. The Spears Racing “Wurx” EX400 Clutch Springs are heavy duty and are pre-set, shot-peened, and heat treated for performance and durability. Simply, these springs will allow your Kawasaki Ninja EX400 to have better control of your launches/starts and will not have any slippage or fade while running at race pace.
It is truly no secret that the Stock OEM Kawasaki Ninja EX400 is a commuter style motorcycle, you will find that the clutch will start to fail/slip and you will be left on the side of the road or on the edge of the race track.
These clutch spring have an increased seat/install pressure and allow less high RPM Slippage .
This Spears Racing Kawasaki EX400 Racing Clutch Kit is currently being used by WSSp300,BSB Junior race teams, MotoAmerica racers/teams and club level racers around the world
The Spears Racing “Wurx” Clutch spring are Designed in House by our engineering staff, manufactured by a USA spring company to the specifications that Spears Racing has designed for a “No Slip” more seat pressure than the OEM stock Springs.
These Spears Racing “Wurx” Clutch Spring kit is designed to be used with the OEM Clutch unit that is in your motorcycle delivered from the factory.
Ninja 400 “Wurx” Clutch Springs Kit contains:
3 ea. Spears Racing “Wurx” Clutch Springs.
Adam Faussett –
No clutch problems at all with this setup.