Subaru Car 1998-05

Lower Control Arms

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Bushing Replacement



  1. Use a suitable press to remove and install the bushings.
  2.  

Removal & Installation





Click image to see an enlarged view

Fig. Rear control arm mounting and tightening specifications-Legacy

Rear control arm mounting and tightening specifications-Legacy
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Tire and wheel assembly
     
    Wheel bearing assembly, refer to the procedure in this section
     
    Bolt holding the parking brake cable to the control arm
     
    Bolt securing the brake hose to the rear arm
     
    Bolt securing the Anti-lock Brake Sensor (ABS) sensor to the rear arm
     
    Brake line from the wheel cylinder with a flare nut wrench, if equipped with drum brakes. Plug the line to avoid contaminating the system. Suspend the brake backing plate from the sub-frame.
     
    Nut securing the stabilizer link to the rear arm
     
    Bolt holding the shock absorber to the rear arm
     

  4.  
  5. Use a suitable transaxle jack to support the rear arm horizontally.
  6.  
  7. Remove or disconnect the following:

    Bolt securing the rear arm to the body
     
    Nut securing the front link to the rear arm, loosen
     
    Nut securing the rear link to the rear arm, loosen
     
    Bolts holding the rear arm to the links
     
    Rear arm
     

  8.  

To install:

  1. Use a transaxle jack to support the rear arm.
  2.  
  3. Install or connect the following:

    Rear arm and temporarily tighten the bolts securing the rear arm to the link
     
    Wheel bearing unit
     
    Bolt securing the ABS sensor to the rear arm
     
    Brake hose-to-rear arm bolt
     
    Parking brake cable clamp-to-rear arm bolt
     

  4.  


NOTE
Place a rag or cloth between the jack and its mating area to avoid scratching the rear link and sub-frame.

  1. Place the tire changing jack (supplied with the car) upside down and position between the rear link and sub-frame. Adjust the jack position so the rear shock absorber is aligned with the rear arm at their corresponding holes. Install the lower shock absorber bolts.
  2.  
  3. Using the transmission jack, support the rear arm horizontally, then tighten the nuts and bolts holding the rear arm, front and rear links, upper link and shock absorber. Refer to the specifications in the illustration.
  4.  
  5. Install the tire and wheel assembly.
  6.  
  7. Check and adjust the alignment, if necessary.
  8.  



Click image to see an enlarged view

Fig. Rear control arm mounting and tightening specifications-Legacy

Rear control arm mounting and tightening specifications-Legacy
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Remove or disconnect the following:

    Tire and wheel assembly
     
    Wheel bearing assembly, refer to the procedure in this section
     
    Bolt holding the parking brake cable to the control arm
     
    Bolt securing the brake hose to the rear arm
     
    Bolt securing the Anti-lock Brake Sensor (ABS) sensor to the rear arm
     
    Brake line from the wheel cylinder with a flare nut wrench, if equipped with drum brakes. Plug the line to avoid contaminating the system. Suspend the brake backing plate from the subframe.
     
    Nut securing the stabilizer link to the rear arm
     
    Bolt holding the shock absorber to the rear arm
     

  4.  
  5. Use a suitable transaxle jack to support the rear arm horizontally.
  6.  
  7. Remove or disconnect the following:

    Bolt securing the rear arm to the body
     
    Nut securing the front link to the rear arm, loosen
     
    Nut securing the rear link to the rear arm, loosen
     
    Bolts holding the rear arm to the links
     
    Rear arm
     

  8.  

To install:

  1. Use a transaxle jack to support the rear arm.
  2.  
  3. Install or connect the following:
    NOTE
    Place a rag or cloth between the jack and its mating area to avoid scratching the rear link and subframe.



    Rear arm and temporarily tighten the bolts securing the rear arm to the link
     
    Wheel bearing unit
     
    Bolt securing the ABS sensor to the rear arm
     
    Brake hose-to-rear arm bolt
     
    Parking brake cable clamp-to-rear arm bolt
     

  4.  
  5. Place the tire changing jack (supplied with the car) upside down and position between the rear link and subframe. Adjust the jack position so the rear shock absorber is aligned with the rear arm at their corresponding holes. Install the lower shock absorber bolts.
  6.  
  7. Using the transmission jack, support the rear arm horizontally, then tighten the nuts and bolts holding the rear arm, front and rear links, upper link and shock absorber. Refer to the specifications in the illustration.
  8.  
  9. Install the tire and wheel assembly.
  10.  
  11. Check and adjust the alignment, if necessary.
  12.  

Lateral Link


Click image to see an enlarged view

Fig. Lateral link mounting and tightening specifications-Impreza

Lateral link mounting and tightening specifications-Impreza
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Tire and wheel assembly
     
    Stabilizers on turbo models
     
    Anti-lock Brake System (ABS) sensor harness from the trailing link, if equipped.
     
    Bolts that secure the lateral link to the rear housing.
     

  4.  


NOTE
Discard the old self-locking nuts and replace with new ones during installation.



Bolts which secure the trailing link to the rear housing
 
Halfshaft from the rear differential using a suitable tool.
 


NOTE
On all except 2.2L engines, do not remove the circlip attached to the inside of the differential. On 2.2L engines, the side spline circlip comes out together with the shaft. Be careful not to damage the side bearing retainer.

  1. Scribe an alignment mark on the rear lateral link adjusting bolt and crossmember.
  2.  
  3. Remove or disconnect the following:

    Outer lateral link bolt securing the lateral link to the housing
     
    Bolts securing the front and rear lateral links to the crossmember
     
    Lateral links from the vehicle
     

  4.  

To install:

  1. Install or connect the following:

    Bolts securing the front and rear lateral links to the crossmember and hand-tighten
     
    Outer lateral link bolt securing the lateral link to the housing and hand-tighten
     
    Halfshaft to the rear differential
     
    Bolts that secure the lateral link to the rear housing
     
    Bolts which secure the trailing link to the rear housing
     
    ABS sensor harness to the trailing link, if equipped
     
    Tire and wheel assembly
     

  2.  
  3. Tighten the lateral link bolts as shown in the illustration.
  4.  
  5. Check the wheel alignment and adjust if necessary.
  6.  



Click image to see an enlarged view

Fig. Lateral link mounting and tightening specifications-Impreza

Lateral link mounting and tightening specifications-Impreza
  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Remove or disconnect the following:
    NOTE
    Discard the old self-locking nuts and replace with new ones during installation.


    NOTE
    On all except 2.2L engines, do not remove the circlip attached to the inside of the differential. On 2.2L engines, the side spline circlip comes out together with the shaft. Be careful not to damage the side bearing retainer.



    Tire and wheel assembly
     
    Anti-lock Brake System (ABS) sensor harness from the trailing link, if equipped.
     
    Bolts that secure the lateral link to the rear housing.
     



    Bolts which secure the trailing link to the rear housing
     
    Halfshaft from the rear differential using a suitable tool.
     

  4.  
  5. Scribe an alignment mark on the rear lateral link adjusting bolt and crossmember.
  6.  
  7. Remove or disconnect the following:

    Outer lateral link bolt securing the lateral link to the housing
     
    Bolts securing the front and rear lateral links to the crossmember
     
    Lateral links from the vehicle
     

  8.  

To install:

  1. Install or connect the following:

    Bolts securing the front and rear lateral links to the crossmember and handtighten
     
    Outer lateral link bolt securing the lateral link to the housing and handtighten
     
    Halfshaft to the rear differential
     
    Bolts that secure the lateral link to the rear housing
     
    Bolts which secure the trailing link to the rear housing
     
    ABS sensor harness to the trailing link, if equipped
     
    Tire and wheel assembly
     

  2.  
  3. Tighten the lateral link bolts as shown in the illustration.
  4.  
  5. Check the wheel alignment and adjust if necessary.
  6.  

Trailing Link
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove or disconnect the following:

    Tire and wheel assembly
     
    Rear parking bracket clamp and Anti-lock Brake System (ABS) sensor harness, if equipped
     
    Bolts that secure the trailing link to the bracket
     
    Bolt that secures the trailing link to the rear housing
     
    Trailing link from the vehicle
     

  4.  

To install:

  1. Install or connect the following:

    Trailing link and the through-bolts and nuts. DO NOT tighten the nuts and bolts at this time.
     
    ABS sensor bracket, if equipped, and parking brake cable to the trailing link.
     
    Tire and wheel assembly
     

  2.  
  3. Tighten the trailing link-to-bracket bolt to 72 ft. lbs. (98 Nm) and the nut to 83 ft. lbs. (113 Nm).
  4.  
  5. Tighten the trailing link-to-rear housing to 83 ft. lbs. (113 Nm).
  6.  
  7. Check the wheel alignment and adjust if necessary.
  8.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Remove or disconnect the following:

    Tire and wheel assembly
     
    Rear parking bracket clamp and Anti-lock Brake System (ABS) sensor harness, if equipped
     
    Bolts that secure the trailing link to the bracket
     
    Bolt that secures the trailing link to the rear housing
     
    Trailing link from the vehicle
     

  4.  

To install:

  1. Install or connect the following:

    Trailing link and the through-bolts and nuts. DO NOT tighten the nuts and bolts at this time.
     
    ABS sensor bracket, if equipped, and parking brake cable to the trailing link.
     
    Tire and wheel assembly
     

  2.  
  3. Tighten the trailing link-to-bracket bolt to 72 ft. lbs. (98 Nm) and the nut to 83 ft. lbs. (113 Nm).
  4.  
  5. Tighten the trailing link-to-rear housing to 83 ft. lbs. (113 Nm).
  6.  
  7. Check the wheel alignment and adjust if necessary.
  8.  

 
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