Kia Optima Hybrid: Rear Suspension System / Trailing Arm Repair procedures

Replacement
1.
Remove the rear wheel & tire.

Tightening torque:
88.3 ~ 107.9N.m (9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)

   
Be careful not to damage the hub bolts when removing the rear wheel & tire.
2.
Loosen the bolt & nut and then remove the rear upper arm (A) from the rear axle.

Tightening torque:
137.3 ~ 156.9N.m(14.0 ~ 16.0kgf.m, 101.3 ~ 115.7lb-ft)

3.
Loosen the bolt and then remove the rear caliper (A).

Tightening torque:
49.0 ~ 58.8N.m (5.0 ~ 6.0kgf.m, 36.2 ~ 43.4lb-ft)

4.
Loosen the screw and then remove the rear disc (A).

5.
Disconnect the parking brake cable (A) from the rear brake assembly.
(Refer to BR group - "Parking brake system)

6.
Loosen the parking brake cable bracket bolt (A) & height sensor bracket bolt (B).

7.
Loosen the mounting bolt and then remove the trailing arm (A) from the rear axle.

Tightening torque:
44.1 ~ 53.9N.m(4.5 ~ 5.5kgf.m, 32.5 ~ 39.8lb-ft)

8.
Loosen the mounting bolt and then remove the trailing arm (A) from the frame.

Tightening torque:
98.1 ~ 117.7N.m(10.0 ~ 12.0kgf.m, 72.3 ~ 86.8lb-ft)

9.
Installation is the reverse of removal.
Rear Assist Arm Repair procedures

Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9 N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage the hub bolts when removing the rear wheel ...

Rear Cross Member Repair procedures

Replacement 1. Remove the rear wheel & tire. Tightening torque: 88.3 ~ 107.9N.m(9.0 ~ 11.0kgf.m, 65.1 ~ 79.6lb-ft)     Be careful not to damage the hub bolts when removing the rear wheel ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Rear Wheel Speed Sensor Repair procedures


Removal 1. Remove the rear wheel and tire. Tightening torque: 88.3 ~ 107.9 N.m (9.0 ~ 11.0 kgf.m, 65.1 ~ 79.6 lb-ft) 2. Remove the rear wheel speed sensor mounting bolt (A). Tightening torque: 6.9 ~ 10.8 N.m (0.7 ~ 1.1 kgf.m, 5.1 ~ 8.0 lb-ft) 3. Remove the rear seat back. (Refer to the Body group - Seat) ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Front Strut Assembly Components and Components Location


Components 1. Strut assembly2. Insulator3. Bearing4. Spring upper pad5. Coil spring6. Dust cover7. Spring lower pad ...

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