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

• 1983-1985 Yamaha XVZ12