Acura Coupes and Sedans 1994-2000 Repair Information

Front Hub and Bearings

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INSPECTION



The wheel bearing end play can be checked using a dial indicator. Replace the bearings if the end play is greater than 0.002" (0.05mm).

REMOVAL & INSTALLATION



The following procedures for hub and wheel bearing removal and installation require the use of many special tools and a hydraulic press. Do NOT attempt this procedure without the special tools. The following tools, or their equivalents, are recommended by Acura for removing and replacing wheel bearings:



No.07749-0010000: driver
 
No.07HAD-SG00100: driver attachment
 
No.07746-0010500: wheel bearing driver attachment
 
No.07GAF-SD40700: hub assembly base
 
No.07GAF-SE00100: hub assembly tool
 

Integra

  1. Raise and safely support the vehicle.
  2.  
  3. Remove the front wheels, then pry the lock tab away and loosen the spindle nut.
  4.  

See Figures 1 through 5

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Fig. Fig. 1: Remove the dust cover from the hub



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Fig. Fig. 2: Use a ratchet and socket to loosen the spindle nut



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Fig. Fig. 3: Remove the nut from the spindle ...



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Fig. Fig. 4: ... then remove the washer. Note the notch and its position in the groove on the spindle



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Fig. Fig. 5: Pull the hub and bearing assembly off the spindle

  1. Remove the brake hose mounting bolts.
  2.  
  3. Remove the brake caliper bolts and remove the caliper from the knuckle. Do not allow the caliper to hang by the brake hose, support it with a length of wire.
  4.  
  5. Remove the disc brake rotor.
  6.  
  7. If equipped with ABS, remove the wheel sensor wire bracket, then remove the wheel sensor from the knuckle. Do not detach the wheel speed sensor connector.
  8.  
  9. Remove the lower ball joint.
  10.  
  11. Remove the upper ball joint using a suitable ball joint removal tool.
  12.  
  13. Pull the knuckle outward and remove the halfshaft outboard joint from the knuckle using a plastic hammer, then remove the knuckle.
  14.  
  15. Place the knuckle on a suitable base, take care not to distort the splash shield. Insert a disassembly tool into the hub, then using a press, remove the hub from the knuckle. Hold onto the hub to keep it from falling when pressed clear.
  16.  
  17. Remove the knuckle ring from the rear of the knuckle.
  18.  
  19. Remove the circlip from the knuckle, then remove the splash guard.
  20.  
  21. Place the knuckle on the disassembly base and install a driver to the bearing. Using a press, remove the bearing from the knuckle.
  22.  
  23. Press the wheel bearing inner race from the hub using a suitable hub disassembly tool and a bearing separator.
  24.  

See Figure 6

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Fig. Fig. 6: Pressing a sealed wheel bearing out of the hub assembly

To install:
  1. Remove the old grease from the hub and knuckle and thoroughly dry and wipe clean all components.
  2.  
  3. Press a new wheel bearing into the knuckle with a suitable driver attachment part, and the knuckle supported properly.
  4.  
  5. Install the circlip securely in the knuckle groove.
  6.  
  7. Install the splash guard and tighten the screws to 3.6 ft. lbs. (5 Nm).
  8.  
  9. Place the hub on a support, then position the knuckle on the hub. Use a suitable driver and attachment part to press the knuckle onto the hub.
  10.  
  11. Install the knuckle ring to the rear of the knuckle.
  12.  
  13. Install the knuckle/hub assembly onto the halfshaft.
  14.  
  15. Install the knuckle to the lower control arm and the tie rod end. Tighten the lower ball joint nut to 36-43 ft. lbs. (49-59 Nm) and tighten the tie rod end castle nut to 29-35 ft. lbs. (39-47 Nm). If necessary, further tighten the nuts to align the cotter pin holes, then install new cotter pins. Never align the cotter pin holes by loosening the nuts.
  16.  


WARNING
Be careful not to damage the ball joint boots.

  1. Install the knuckle to the upper control arm, then tighten the castle nut to 29-35 ft. lbs. (39-47 Nm). If necessary, further tighten the nut in order to align the cotter pin holes, then install new cotter pins. Never align the cotter pin holes by loosening the nuts.
  2.  
  3. Install the wheel sensor and wheel sensor wire bracket onto the knuckle (for cars with ABS only).
  4.  

Be careful not to twist the ABS sensor wires during installation.

  1. Clean the brake rotor mating surfaces, then install the disc brake rotor and its retaining screws. Tighten the screws to 7 ft. lbs. (10 Nm).
  2.  
  3. Install the brake caliper, caliper bracket, and mounting bolts.
  4.  
  5. Install the brake hose mounting bolts, tighten the mounting bolts to 7 ft. lbs. (10 Nm).
  6.  
  7. Install a new spindle nut and tighten the nut to 134 ft. lbs. (181 Nm). Stake the shoulder of the nut against the halfshaft.
  8.  
  9. Lower the vehicle and check the front wheel alignment. Road test the vehicle.
  10.  

2.2CL, 2.3CL and 3.0CL See Figure 7

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Fig. Fig. 7: Press the hub/flange out of the bearing assembly-2.2CL and 3.0CL shown

  1. Remove the steering knuckle, as outlined earlier in this section.
  2.  
  3. Remove the four bolts securing the hub/rotor assembly to the knuckle.
  4.  
  5. Remove the brake rotor from the hub.
  6.  

Be prepared to catch the hub/flange as it is pressed out of the bearing assembly.

  1. Press the hub/flange out of the bearing assembly.
  2.  
  3. Press the inner race off of the hub/flange.
  4.  

To install:
  1. Press a new wheel bearing onto the hub/flange.
  2.  
  3. Install the brake rotor on the hub. Tighten the bolts to 40 ft. lbs. (54 Nm).
  4.  
  5. Install the hub/rotor assembly on the knuckle. Tighten the four bolts to 33 ft. lbs. (44 Nm).
  6.  
  7. Install the knuckle assembly.
  8.  

2.5TL
  1. Pry up the lock tab and loosen the spindle nut. Slightly loosen the lug nuts.
  2.  
  3. Raise and safely support the vehicle. Remove the front wheel and spindle nut.
  4.  
  5. Remove the brake caliper mounting bolts and remove the caliper from the knuckle. Hang the caliper out of the way with a length of wire.
  6.  
  7. Remove the ABS speed sensor from the knuckle.
  8.  
  9. Disconnect the tie rod end from the knuckle using a ball joint remover. Be careful not to damage the joint boot.
  10.  
  11. Remove the cotter pin and castle nut from the lower arm ball joint. Separate the lower control arm from the knuckle using a ball joint remover.
  12.  
  13. Remove the cotter pin and castle nut. Separate the upper arm from the knuckle using the ball joint remover.
  14.  
  15. Remove the knuckle and hub by sliding the assembly off of the halfshaft. Tap the end of the halfshaft with a plastic mallet to release it from the knuckle.
  16.  
  17. To remove the hub and rotor assembly from the knuckle, remove the four self-locking bolts from the back of the knuckle. Remove the four bolts from the hub to separate it from the brake disc.
  18.  
  19. The bearing can be pressed off the hub with a hydraulic press. The inner race will stay on the hub and can be removed with a bearing puller. Any time the hub and bearing are separated, the wheel bearing must be replaced with a new one.
  20.  

To install:
  1. Clean all the parts and examine them for wear. A worn or damaged hub will cause premature bearing failure and should be replaced.
  2.  

When pressing on a new bearing, be sure to press only on the inner race or the bearing will be damaged.

  1. Install the brake disc and tighten the bolts to 40 ft. lbs. (55 Nm).
  2.  
  3. Install the hub assembly and tighten the self-locking bolts to 33 ft. lbs. (45 Nm).
  4.  

Be sure that all the hub bolts are properly tightened to avoid warpage of the brake disc.

  1. Install the knuckle and hub assembly onto the halfshaft.
  2.  
  3. Install the knuckle on the tie rod, and the upper and lower control arms. Tighten the lower ball joint nut to 40 ft. lbs. (54 Nm) and tighten as required to install a new cotter pin.
  4.  
  5. Tighten the upper ball joint nut to 32 ft. lbs. (44 Nm) and tighten as required to install a new cotter pin. Tighten the tie rod end to 36 ft. lbs. (50 Nm) and tighten as required to install a new cotter pin. Install the knuckle protector.
  6.  
  7. Install the speed sensor, sensor wire, and mounting bolts. Be careful to avoid twisting the wires.
  8.  
  9. Install the brake caliper, brake hoses, and mounting bolts.
  10.  
  11. With the wheel installed and the vehicle on the ground, tighten the spindle nut to 180 ft. lbs. (243 Nm) and stake it in place. Tighten the wheel nuts to 80 ft. lbs. (108 Nm).
  12.  

3.2TL, 3.5RL, Legend and Vigor
  1. Pry the lock tab away from the spindle and loosen the nut. Slightly loosen the lug nuts.
  2.  
  3. Raise and safely support the vehicle. Remove the front wheel and spindle nut.
  4.  
  5. Remove the wheel sensor from the knuckle, but do not disconnect it.
  6.  
  7. Remove the caliper mounting bolts. Hang the caliper out of the way with a piece of wire.
  8.  
  9. Remove the brake rotor retaining screws. Screw both 12mm bolts into the disc brake removal holes and turn the bolts to press the rotor from the hub. Only turn each bolt 2 turns at a time to prevent cocking the disc.
  10.  
  11. Remove the tie rod from the knuckle using a tie rod end removal tool. Use care not to damage the ball joint seals.
  12.  
  13. Remove the cotter pin from the lower arm ball joint and remove the castle nut.
  14.  

The lower ball joints cannot be separated from the steering knuckle

  1. Remove the lower control arm from the knuckle using the ball joint removal tool.
  2.  
  3. Remove the cotter pin from the upper arm ball joint and remove the castle nut.
  4.  
  5. Remove the upper arm from the knuckle using the ball joint remover.
  6.  
  7. Remove the knuckle and hub by sliding the assembly off of the halfshaft. Be sure to clean any dirt or grease off of the ball joints.
  8.  
  9. The hub can be removed with a slide hammer. Clamp the knuckle in a vise and secure the slide hammer to the wheel studs.
  10.  
  11. Remove the splash guard and snaprings.
  12.  
  13. Support the knuckle and press the bearing out towards the wheel side.
  14.  
  15. If the inner bearing race stayed on the hub, use a puller to remove it.
  16.  

To install:
  1. Clean all parts and examine for wear and damage.
  2.  
  3. When pressing in a new bearing, install the inner snapring first and press the bearing in from the wheel side. Be sure to press only on the outer race or the bearing will be damaged.
  4.  
  5. Install the outer snapring and the splash guard.
  6.  
  7. Properly support the knuckle and press the hub into the bearing. Do not press on the wheel studs or they will press out of the hub. Support the knuckle by the inner race or the bearing will be damaged. Be sure to lubricate the bearings.
  8.  
  9. Install the knuckle/hub/bearing assembly onto the halfshaft and reassemble the knuckle to the upper and lower control arms.
  10.  
  11. Tighten the lower ball joint nut to 51-58 ft. lbs. (70-80 Nm) and tighten further, if necessary, to install a new cotter pin.
  12.  
  13. Tighten the upper ball joint nut to 29-35 ft. lbs. (40-48 Nm) and tighten further, if necessary, to install a new cotter pin. Tighten the tie rod end to 36-43 ft. lbs. (50-60 Nm) and tighten further, if necessary, to install a new cotter pin.
  14.  
  15. Install the disc brake rotor, caliper, mounting bolts, and brackets. Reconnect the wheel sensor bracket to the knuckle.
  16.  
  17. With the wheel installed and all 4 wheels on the ground. Tighten the spindle nut to specifications, then stake the nut in place.
  18.  

 
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