KIA Niro: Front Lower Arm Repair procedures

Front Lower Arm Components and components location

Components

1. Ball joint assembly
2. Front lower arm assembly

Front Lower Arm Repair procedures

Removal

1. Remove the wheel and tire.

Tightening torque: 107.9 - 127.5 N*m (11.0 - 13.0 kgf*m, 79.6 - 94.0 lb*ft)

Warning

Be careful not to damage the wheel nuts when removing the wheel and tire.

2. Remove the under cover.

   (Refer to Engine Mechanical System - "Engine Room Under Cover")

3. Disconnect the lower arm from the knuckle by using the SST (09568-1S100).

   (1) Remove the lower arm pin (A) and nut (B).

Tightening torque : 78.5 - 98.1 N*m (8.0 - 10.0 kgf*m, 57.9 - 72.3 lb*ft)

(2) Disconnect the lower arm from the knuckle by using the SST (09568-1S100).

Warning

• When using SST, be sure not to damage the dust cover of lower arm ball joint.
• Keep SST tied to the car because there is a risk of injury by dropping the SST during removing the lower arm ball joint.
• The peripheral parts may be damaged when removing the lower arm ball joint with a general tool such as lever, so be sure to use SST.

4. 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")

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.

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