Copyright Goodheart-Willcox Co., Inc. 347 Chapter 16 ∣ Wheels and Tires Troubleshooting Wheels and Tires The following are some wheel and tire problems and pos- sible causes that the technician may run into: Hard Steering • Steering head bearing adjustment nut too tight. • Faulty steering head bearings. • Damaged steering head bearings. • Insufficient tire pressure. • Faulty tire. Steers to One Side or Does Not Track Straight • Bent fork. • Bent front axle wheel installed incorrectly. • Faulty steering head bearing. • Bent frame. • Worn wheel bearing. • Worn swingarm pivot. • Bent spindle or brake bracket. Front Wheel Wobbling • Bent rim. • Worn front wheel bearings. • Faulty tire. • Tire not properly mounted. • Tire not seated properly. Wheel Turns Hard • Misadjusted brake. • Faulty wheel bearing. • Faulty speedometer gear. • Tight chain. Uneven Tire Wear • Low tire pressure. • Too soft front suspension. • Worn swingarm bearings. • Excessive weight on rear of machine. • Bent spindle or excessive toe-in or toe-out. Goodheart-Willcox Publisher Figure 16-45. Electronic wheel balancer.