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Home >> Genesis >> 2020 >> G80 5.0 Ultimate, AWD >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Front Axle Assembly >> Front Hub/Knuckle/Tone Wheel >> Repair Procedures >> Replacement >> [4WD]

Repair Procedures: Replacement: [4WD]

  1. Loosen the wheel nuts slightly. Raise the vehicle, and make sure it is securely supported.
  2. Remove the front wheel and tire (A) from the front hub
    G12656724Courtesy of HYUNDAI MOTOR AMERICA
    NOTE: Be careful not to damage the hub bolts when removing the front wheel and tire.
  3. Remove the brake caliper assembly.

    (Refer to Brake System - "FRONT DISC BRAKE ")

  4. Loosen the driveshaft caulking nut (A) and then remove the brake disc by loosening the screw (B-3EA).

    Tightening Torque 

    1. 274.6 - 294.2 N.m (28.0 - 30.0 kgf.m, 202.5 - 217.1 lb-ft)
    2. 4.9 - 5.9 N.m (0.5 - 0.6 kgf.m, 3.6 - 4.3 lb-ft)
    G12656725Courtesy of HYUNDAI MOTOR AMERICA
    NOTE:
    • The front hub lock nut (A) should be replaced with new ones.
    • After installation lock nut, stake the lock nut using a chisel and hammer as displayed in the image below.

      Caulking Depth  : 1.5 mm (0.591 in.)

      G12656726Courtesy of HYUNDAI MOTOR AMERICA
  5. Remove the wheel speed sensor by loosening the wheel speed sensor bracket bolt (A) and wheel speed sensor mounting bolt (B).

    Tightening Torque: 

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

    G12656727Courtesy of HYUNDAI MOTOR AMERICA
  6. Remove the tie rod end ball joint from the knuckle.
    1. Remove the split pin.
    2. Remove the castle nut.
    3. Disconnect the ball joint (A) from knuckle (B) using the special tool (09568-2J100).

      Tightening Torque: 

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

    G12656728Courtesy of HYUNDAI MOTOR AMERICA
    G12656729Courtesy of HYUNDAI MOTOR AMERICA
  7. Using the special tool (09568-2J100), remove the compression arm from the knuckle.

    Tightening Torque: 

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

    G12656730Courtesy of HYUNDAI MOTOR AMERICA
  8. Loosen the nut and using the special tool (09568-2J100), remove the lateral arm from the knuckle.

    Tightening Torque: 

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

    G12656731Courtesy of HYUNDAI MOTOR AMERICA
  9. Using the special tool (09568-2J100), separate the upper arm from the knuckle and then remove the knuckle assembly.

    Tightening Torque: 

    78.5 - 88.3 N.m (8.0 - 9.0 kgf.m, 57.9 - 65.1 lb-ft)

    G12656732Courtesy of HYUNDAI MOTOR AMERICA
    G12656733Courtesy of HYUNDAI MOTOR AMERICA
  10. Using a plastic hammer, disconnect driveshaft (A) from the axle hub (B).
    G12656734Courtesy of HYUNDAI MOTOR AMERICA
  11. Loosen the hub mounting bolt and then remove the hub assembly (B) from the knuckle (A).

    Tightening Torque: 

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

    G12656735Courtesy of HYUNDAI MOTOR AMERICA
  12. Loosen the bolt and then remove the dust cover (A).

    Tightening Torque: 

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

    G12656736Courtesy of HYUNDAI MOTOR AMERICA
  13. Install in the reverse order of removal.
    NOTE: Use a SST (09581-11000) when installing the brake caliper assembly.
    (Refer to Brake System - "FRONT DISC BRAKE ")
  14. Check the front alignment.

    (Refer to Suspension System - "ALIGNMENT ")