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14. FRONT WHEEL/FRONT SUSPENSION/
STEERING SYSTEM MXU 250R/300R
SERVICE INFORMATION
GENERAL INSTRUCTIONS
· Jack the machine front wheel off the ground and be careful to prevent the machine from falling
down.
· During servicing, keep oil or grease off the brake disk
· Inspect the brake system before riding.
SPECIFICATIONS Unit: mm (in)
Item Standard Service Limit
Front wheel rim run out Radial 2 (0.08)
Axial 2 (0.08)
Tie rod length 299.50.5 (11.980.02)
Rod-end (tie rod) angle 180
TORQUE VALUES
Steering stem nut 7 kgf-m (70 Nm, 50 lbf-ft)
Front swing arm nut 4.5 kgf-m (45 Nm, 32 lbf-ft)
Front wheel nut 4.5 kgf-m (45 Nm, 32 lbf-ft)
Front wheel hub nut 7 kgf-m (70 Nm, 50 lbf-ft) Castle nut
Knuckle ball joint nut 3 kgf-m (30 Nm, 22 lbf-ft) Castle nut
Tie-rod ball joint nut 2 kgf-m (20 Nm, 15 lbf-ft Castle nut
Front shock absorber mount bolt 4 kgf-m (40 Nm, 29 lbf-ft)
SPECIAL TOOLS
Oil seal and bearing install E014
Tie-rod ball join remover F011
Ball join remover F012
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
Front shock absorber noise
· Slider bending
· Loose arm fasteners
· Lack of lubrication
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