Suspension System

Front Lower Arm Repair Procedures

15steps
~95min
4/5difficulty
1special tools
04080120160200117.787N·mlb·ft
Tightening torque found on this page
Done 0 of 15

Removal

  1. Remove the front wheel and tire.

    Tightening Torque: 88.25 ~ 118 N·m

    Be careful not to damage the hub bolts when removing the front wheel and tire.
  2. Loosen the bolt and nut.

    Tightening torque: 98.1 ~ 118 N·m

    Do not use a pry bar to separate the lower arm from the ball joint.
  3. Remove the lower arm from the steering knuckle using the SST (09568-4R100).
    1. Insert the support bolt (A) into the bolt hole.
    2. Install the support housing (B) on the front axle.
    3. Tighten the bolt (C).
  4. Loosen the bolts and nuts and remove the front lower arm (A). Tightening Torque: Front 98.1 ~ 118 N·m Rear 137.3 ~ 157 N·m (14.0 ~ 16.0 kgf·m, 101.3 ~ 115.7 ft-lbf)
  5. Installation is the reverse of removal.

Replacement

Ball Joint of Lower Arm

  1. Remove the front wheel and tire.

    Tightening Torque: 88.25 ~ 118 N·m

    Be careful not to damage the hub bolts when removing the front wheel and tire.
  2. Loosen the bolt and nut.

    Tightening torque: 98.1 ~ 118 N·m

    Do not use a pry bar to separate the lower arm from the ball joint.
  3. Remove the lower arm from the steering knuckle using the SST (09568-4R100).
    1. Insert the support bolt (A) into the bolt hole.
    2. Install the support housing (B) on the front axle.
    3. Tighten the bolt (C).
  4. Disconnect the ball joint to loosen the nut (A).

    Tightening torque: 117.7 ~ 137 N·m

    Using a plastic hammer, separate the ball joint. Do not damage the lower arm.
  5. Install a new ball joint and tighten the nut (A).

Tightening torque: 117.7 ~ 137 N·m

Inspection

  1. Check the ball joint dust boot for wear and damage.
  2. Inspect the lower arm for deformation.
  3. Inspect all bolts and nuts.
  4. If grease is leaking from the ball joint, replace it.
  5. Check the ball joint by moving it by hand. If the ball joint has play, replace it.

Test yourself

A quick Hyundai Tucson LM quiz: every answer comes with an explanation and a link to the manual page.