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Home >> Kia >> 2021 >> Niro EV EX >> Repair and Diagnosis >> Drivelines & Axles >> Wheel Hubs >> Front Axle Assembly >> Front Hub Assembly >> Repair Procedures >> Replacement
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Repair Procedures: Replacement

  1. Remove the front wheel and tire.

    (Refer to Suspension System - "WHEEL ")

  2. Disconnect the front wheel speed sensor (A).

    Tightening torque: 

    7.8 - 11.8 N.m (0.8 - 1.2 kgf.m, 5.8 - 8.7 lb.ft)

    G13373806Courtesy of KIA MOTORS AMERICA, INC.
  3. Disconnect the brake hose bracket (A) by loosening the bolt.

    Tightening torque: 

    8.8 - 13.7 N.m (0.9 - 1.4 kgf.m, 6.5 - 10.1 lb.ft)

    G13373807Courtesy of KIA MOTORS AMERICA, INC.
  4. By hammering on a chisel, unlock the driveshaft lock hub nut caulking.
    G13373808Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: If there is screw thread (A) on the end of the nut, unlock the caulking by using a chisel and then loosen the nut to prevent damaging driveshaft screw thread.
    G13373809Courtesy of KIA MOTORS AMERICA, INC.
  5. Remove the caulking nut (A) from the front axle.

    Tightening torque: 

    274.6 - 294.2 N.m (28.0 - 30.0 kgf.m, 202.5 - 217.0 lb.ft)

    NOTE:
    • The driveshaft lock nut must be replaced with new one. When replacing the drive lock hub nut, use only the nut with screw thread (A) on the end.
      G13373810Courtesy of KIA MOTORS AMERICA, INC.
      G13373811Courtesy of KIA MOTORS AMERICA, INC.
    • Tighten the driveshaft lock hub nut to the specified tightening torque, and caulk by using a chisel and hammer.
    • If there are two key seats, perform on all two seats.

      Caulking depth (A)  : 1.5 mm (0.0591 in)

      G13373812Courtesy of KIA MOTORS AMERICA, INC.
  6. Remove the front brake disc.

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

  7. Using a SST (09517-4E000), disconnect the driveshaft from the axle hub.
    G13373813Courtesy of KIA MOTORS AMERICA, INC.
    NOTE: Do not pull or twist excessively to remove the axle when the drive shaft is disassembled.
  8. Loosen the bolts and remove the hub bearing assembly (A) from the front knuckle.

    Tightening torque: 

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

    G00600464Courtesy of KIA MOTORS AMERICA, INC.
  9. Install in the reverse order of removal.