Front Hub

REMOVAL AND INSTALLATION

REMOVAL SERVICE POINTS
]]A[[ CALIPER ASSEMBLY REMOVAL





Secure the removed caliper assembly with wire, etc.

]]B[[ DRIVE SHAFT NUT REMOVAL

]]C[[ TIE ROD END DISCONNECTION





WARNING: Support special fool MB991113 or MB990635 with a cord, etc. to prevent it coming off.

Use special tool MB991113 or MB990635 to disconnect the tie rod from the knuckle.

NOTE: Only loosen mounting net, do not remove it from the ballpoint.

INSTALLATION SERVICE POINT
]]A[[ DRIVE SHAFT NUT INSTALLATION





CAUTION: Before securely tightening the driveshaft nuts, make sure that there is no load on the wheel bearings.

1. Be sure to install the driveshaft washer in the specified direction.
2. Using special tool MB990767, tighten the driveshaft nut.

INSPECTION
WHEEL BEARING BREAKAWAY TORQUE CHECK





1. Install special tools MB990998 and MB990326 to the front hub assembly and tighten the nut to the specified torque.
Tightening torque: 196 - 255 Nm (145 - 188 ft. lbs.)
2. Measure the wheel bearing breakaway torque with special tools.
Limit: 1.0 Nm (9 inch lbs.) or less
3. Wheel bearing breakaway torque must be under the limit value and there should be no roughness when rotating the hub.

WHEEL BEARING PLAY CHECK





1. Install the special tool MB991017 to the front hub assembly and tighten the nut to the specified torque.
Tightening torque: 196 - 255 Nm (145 - 188 ft. lbs.)
2. Measure the play in the hub axial direction.
Limit: 0.05 mm (0.002 inch)
3. If the play exceeds the limit, replace the front hub assembly.