Suspension System
Rear Trailing Arm Repair Procedures
In this manual: Suspension System
12steps
~72min
3/5difficulty
Done 0 of 12
Replacement
- Raise the vehicle and make sure it is securely supported.
- Remove the wheel cap (A).

Be careful not to damage the wheel cap (A) when removing it.
- Remove the front wheel and tire (A) from the front hub.
Tightening torque: 88.3 ~ 108 N·m

Be careful not to damage the hub bolts when removing the front wheel and tire (A).
- Remove the auxiliary arm cover.

- Loosen the bolt and nut, and remove the rear assist arm (A) from the subframe.
Tightening Torque: 107.9 ~ 118 N·m


- Install a transmission jack under the lower arm to remove the shock absorber with the suspension unloaded.
- Record the alignment mark positions before removing the rear lower arm to prevent tightening the bolt and washer in the wrong position or direction.
- Loosen the bolt and remove the auxiliary arm.
Tightening torque: 137.3 - 157 N·m N·m (14.0 - 16.0 kgf·m, 101.3 - 115.7 ft-lbf)

Install a transmission jack under the lower arm to remove the shock absorber with the suspension unloaded. Record the alignment mark positions before removing the rear lower arm to prevent tightening the bolt and washer in the wrong position or direction.
Installation
- Installation is the reverse of removal.

- Install the component with the specified torque.
- When installing the bolt, install the lower arm under no load using a transmission jack.
- Check alignment. (Refer to Tires/Wheels – Wheel Alignment)
Inspection
- Inspect the bushing for wear and damage.
- Inspect the rear lower arm for deformation.
- Check the coil spring and spring seat for wear and deformation.
- Check that all bolts and nuts are present.
Test yourself
A quick Hyundai Sonata LF quiz: every answer comes with an explanation and a link to the manual page.
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