### Front Wheel Bearings

#### ADJUSTMENT

##### Sentra, 200SX, Altima and Maxima

NOTE: Whenever the hub or bearing assemblies are removed, the wheel bearing must be replaced. Never reuse the old bearing assembly.

The wheel bearings are sealed and are not adjustable. If defective, replacement is the only option.

##### 240SX

1. Raise and safely support the front wheels.
2. Remove the front wheels.
3. Remove the hub cap and wheel bearing nut cotter pin.
4. Torque wheel bearing locknut to 151–210 ft. lbs. (206–284 Nm).
5. Check that wheel bearings operate smoothly.
6. Check axial end-play. Axial end play must be 0.0020 inches (0.05 mm) or less. If axial end play is not within specification or wheel bearing does not turn smoothly, replace the wheel bearing assembly.
7. Replace the wheel bearing locknut cotter pin and reinstall the hub cap.
8. Install the wheels and safely lower the vehicle.

##### 300ZX

The front wheel bearing is not adjustable. Replace the bearing assembly if a growling noise is emitted during operation or if the bearing drags or turns roughly.