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Home >> Kia >> 2020 >> Forte EX >> Repair and Diagnosis >> Suspension >> Wheel Alignment >> Front Suspension System And Front Wheel Alignment >> Sub Frame >> Repair Procedures >> Removal And Installation
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Removal And Installation

  1. Remove the front wheel and tire (A).

    Tightening torque: 

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

    G13304448Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Be careful not to damage the hub bolts when removing the front wheel and tire.
  2. Remove the engine room under cover.

    (Refer to Engine Mechanical System - "ENGINE ROOM UNDER COVER ")

  3. Loosen the nut and then disconnect the stabilizer bar link (A).

    Tightening torque: 

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

    G13304449Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • When loosening the nut, fix the outer hexagon of stabilizer bar link.
    • Be careful not to damage the stabilizer link boots.
  4. Disconnect the tie rod end ball joint from the knuckle by using the SST (09568-1S100).
    1. Remove the split pin (A).
    2. Remove the castle nut (B).

      Tightening torque: 

      34.3 - 44.1 N.m (3.5 - 4.5 kgf.m, 25.3 - 32.5 lb.ft)

      G13304450Courtesy of KIA MOTORS AMERICA, INC.
    3. Disconnect the tie rod end ball joint from the knuckle by using the SST (09568-1S100).
    G13304451Courtesy of KIA MOTORS AMERICA, INC.
  5. Detach the front lower arm from the front knuckle using the SST (09568-1S100).
    1. Remove the lower arm nut (A).

      Tightening torque: 

      58.8 - 70.6 N.m (6.0 - 7.2 kgf.m, 43.4 - 52.1 lb.ft)

      G13304452Courtesy of KIA MOTORS AMERICA, INC.
    2. Detach the front lower arm from the front knuckle using the SST (09568-1S100).
    G13304453Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • 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.
  6. Loosen the bolt (A) and then disconnect the universal joint (B).

    Tightening torque: 

    32.4 - 37.3 N.m (3.3 - 3.8 kgf.m, 23.9 - 27.5 lb.ft)

    G13304454Courtesy of KIA MOTORS AMERICA, INC.
    NOTE:
    • Do not reuse the bolt.
    • Lock the steering wheel in the straight ahead position to prevent the damage of the clock spring inner cable.
    • When assembling, insert the shark pin (B) into the universal joint yoke slot (A) as the below illustration.
    G13304455Courtesy of KIA MOTORS AMERICA, INC.
  7. Remove the roll rod bracket mounting bolt (A).

    Tightening torque: 

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

    G13304456Courtesy of KIA MOTORS AMERICA, INC.
  8. Disconnect the front muffler rubber hanger (A).
    G13304457Courtesy of KIA MOTORS AMERICA, INC.
  9. Support the sub frame (A) with a jack and then remove the sub frame bolts and nuts.

    Tightening torque: 

    Bolts (B), Nuts (C): 44.1 - 53.9 N.m (4.5 - 5.5 kgf.m, 32.5 - 39.8 lb.ft)

    Bolts (D), Nuts (E): 176.5 - 196.1 N.m (18.0 - 20.0 kgf.m, 130.2 - 144.7 lb.ft)

  10. Remove the sub frame (A).
    G13304458Courtesy of KIA MOTORS AMERICA, INC.
  11. Loosen the bolts and then remove the stabilizer bar (A).

    Tightening torque: 

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

    G13304459Courtesy of KIA MOTORS AMERICA, INC.
  12. Loosen the bolts and then remove the heat protector (A).

    Tightening torque: 

    6.9 - 10.8 N.m (0.7 - 1.1 kgf.m, 5.1 - 8.0 lb.ft)

    G13304460Courtesy of KIA MOTORS AMERICA, INC.
  13. Loosen the bolts and then remove the steering gear box (A).

    Tightening torque: 

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

    G13304461Courtesy of KIA MOTORS AMERICA, INC.
  14. Install in the reverse order of removal.
  15. Check the wheel alignment.

    (Refer to Front Suspension System - "FRONT ALIGNMENT ")