Kawasaki Ninja Service Manual: Stem, Stem Bearing Installation

Kawasaki Ninja Service Manual / Steering / Steering Stem / Stem, Stem Bearing Installation

Special Tools - Head Pipe Outer Race Press Shaft [A]: 57001-1075

Head Pipe Outer Race Driver,
55 [B]: 57001 -1446 or Bearing Driver Set: 57001-1129

Stem, Stem Bearing Installation


Stem, Stem Bearing Installation


Special Tools - Steering Stem Bearing Driver, 42.5 [C]:
57001-1344

Steering Stem Bearing Driver Adapter,
41.5 [D]: 57001-1345

Stem, Stem Bearing Installation


The lower and upper ball bearings are identical.

Stem, Stem Bearing Installation


Tighten the steering stem nut with 55 N·m (5.6 kgf·m, 41 ft·lb) of torque first, and loosen it a fraction of a turn until it turns lightly. Afterward tighten it again with specified torque using a steering stem nut wrench [A].

Check that there is no play and the steering stem turns smoothly without rattles. If not, the steering stem bearings may be damaged.

Special Tool - Steering Stem Nut Wrench: 57001-1100

Torque - Steering Stem Nut: 20 N·m (2.0 kgf·m, 15 ft·lb)

Stem, Stem Bearing Installation


Stem, Stem Bearing Installation


NOTE

Torque - Front Fork Clamp Bolts (Upper): 20 N·m (2.0 kgf·m, 15 ft·lb) Steering Stem Head Nut: 78 N·m (8.0 kgf·m, 58 ft·lb) Front Fork Clamp Bolts (Lower): 23 N·m (2.3 kgf·m, 17 ft·lb) Handlebar Clamp Bolts: 25 N·m (2.5 kgf·m, 18 ft·lb)

WARNING

If the handlebar does not turn to the steering stop it may cause an accident resulting in injury or death.

Be sure the cables, harnesses and hoses are routed properly and do not interfere with handlebar movement (see Cable, Wire, and Hose Routing section in the Appendix chapter).

Steering Stem Bearing Lubrication

Stem, Stem Bearing Removal
Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Front Fender (see Front Fender Removal in the Frame chapter) Front Wheel (see Front Wheel Removal ...

Steering Stem Warp Inspection
Whenever the steering stem is removed, or if the steering can not be adjusted for smooth action, check the steering stem for straightness. If the steering stem [A] is bent, replace the steer ...

Other materials:

Water Pump Inspection
Remove the left lower fairing (see Lower Fairing Removal in the Frame chapter). Check the drainage outlet passage [A] at the bottom of the water pump body for coolant leaks. If the mechanical seal is damaged, the coolant leaks through the seal and drains through the passage. Replace th ...

Terminal Numbers of ECU Connectors
1. Subthrottle Valve Actuator: Y/BK 2. Subthrottle Valve Actuator: BK/O 3. Unused 4. Front Wheel Rotation Sensor Signal: G/Y 5. Unused 6. Starter Lockout Switch: R/G 7. Gear Position Switch: G/R 8. Crankshaft Sensor (–): BK 9. Power Supply to Sensors: BL 10. Unused 11. Intake Air Pre ...

Radiator Inspection
Remove the radiator (see Radiator and Radiator Fan Removal). Check the radiator core. If there are obstructions to air flow, remove them. If the corrugated fins [A] are deformed, carefully straighten them. If the air passages of the radiator core are blocked more than 20% by unremovable ...