The steering head bearings let the forks turn smoothly, and once they wear or notch you feel it as a vague front end and a tendency to hold straight ahead or fall into corners. A fresh set restores smooth, precise steering. Grease and torque the stem correctly on fitting.

• Smooth, precise steering feel
• Cures notchy steering and front-end vagueness
• Grease and torque the stem on fitting

Fits

• 1981-1982 Yamaha IT465
• 1982-1988 Yamaha YZ490
• 1983 Yamaha IT490