Pro Circuit Clutch Springs for Yamaha YZ450F 2005-2009

Pro Circuit Clutch Springs will increase the clutch life, prevent clutch slipping, and has improved engagement over a stock setup for any rider. These high performance springs will help to keep engine temperature down. Riders will notice consistent spring performance throughout time, which is crucial in controlling how efficiently the clutch turns power into acceleration.

Features:

• 12-15% stiffer than stock
• More positive clutch engagement
• Prevents clutch slipping
• Consistent spring performance

Bike Fitments:

Bike Fitment:

• fits Yamaha YZ450F 2005
• fits Yamaha YZ450F 2006
• fits Yamaha YZ450F 2007
• fits Yamaha YZ450F 2008
• fits Yamaha YZ450F 2009