Kia Sportage: Front Suspension System / Front Lower Arm Repair procedures

Kia Sportage QL (2015-2025) Service Manual / Suspension System / Front Suspension System / Front Lower Arm Repair procedures

Removal

Remove wheel nuts, wheel and tire (A) from hub.

Tightening torque:

107.9 - 127.5 N·m (11.0 - 13.0 kgf·m, 79.6 - 94.0 lb·ft)

Be careful not to damage the hub bolts when removing the wheel & tire.

Loosen the pin (A), and then remove the lower arm nut (B).

Tightening torque:

98.0 - 117.6 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.7 lb·ft)

Remove the front lower arm from the front knuckle using the SST (0K545-A9100).

(1)	After removing bolts from the front knuckle, install and tighten the sub body bolt (A).

(2)	Insert the sub body (B) between the front knuckle and the sub body bolt.

(3)	Tighten the bolt (C) sub body to broaden the gap of the front knuckle.

(4)	Install the safe wire (A).

(5)	Install the main body (A) between the front strut and the lower arm.

(6)	To avoid the main body coming off, install a fixing clamp (A) beside the main body.

(7)	After installing the body (A) rotate the handle (B) clockwise until the clamp is fixed on the lower arm.

(8)	Tighten the main body bolt (A) slowly and remove the lower arm from the front knuckle.

Remove the lower arm (A) from the sub frame.

Tightening torque:

B : 117.7 - 137.3 N·m (12.0 - 14.0 kgf·m, 86.8 - 101.3 lb·ft)

C : 156.9 - 176.5 N·m (16.0 - 18.0 kgf·m, 115.7 - 130.2 lb·ft)

5.	Install in the reverse order of removal.

6.	Check the wheel alignment. (Refer to Tires/Wheels - Alignment")

Disassembly

Disconnect the ball joint after loosening the nut (A).

Tightening torque :

117.7 - 137.3 N·m (12.0 - 14.0 kgf·m, 86.6 - 101.3 lb·ft)

•	Using a plastic hammer, remove the ball joint.

•	Do not to damage the lower arm.

Install a new ball joint and then tighten the nut (A).

Tightening torque :

117.7 - 137.3 N·m (12.0 - 14.0 kgf·m, 86.6 - 101.3 lb·ft)

Inspection

1.	Check the bushing for wear and deterioration.

2.	Check the lower arm for bending or breakage.

3.	Check the lower arm for deformation.

4.	Check all bolts and nuts.

Check the ball joint rotating torque.

Standard value : 9.8 - 29.4 N·m (1.0 - 3.0 kgf·m, 7.2 - 21.7 lb-ft)

(1)	Move the ball stud (A) 5 times to the front and back, and rotate 5 times to evenly apply the grease. Fix the ball stud stationary for 24 hours at the center, then roll 3 times to the front and back, and rotate 3 times before measuring the torque.

(2)

Read the constant torque value within 180° when it is rotated at speed of approximately 12°/s.

Standard value : 9.8 - 29.4 N·m (1.0 - 3.0 kgf·m, 7.2 - 21.7 lb-ft)

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