12. FRONT WHEEL/FRONT BRAKE/FRONT SUSPENSION/STEERING SYSTEM Mongoose/KXR 90/50 SPECIAL TOOLS Oil seal and bearing install E014 TROUBLESHOOTING Hard steering (heavy) Front wheel wobbling ·Insufficient tire pressure · Bent rim · Excessive wheel bearing play · Bent spoke plate · Faulty tire Steers to one side or does not track straight · Improperly tightened axle nut · Uneven front shock absorbers Soft front shock absorber · Bent front arm · Weak shock springs · Bent steering knuckle · Insufficient damper oil Poor brake performance Front shock absorber noise · Incorrectly adjusted brake · Slider bending · Worn brake linings · Loose arm fasteners · Contaminated brake lining surface · Lack of lubrication · Worn brake shoes at cam contacting area · Worn brake drum · Poorly connected brake arm 12-3