Kia Optima: Driveshaft and axle / Front Axle Assembly
Components and components location
1. Front brake disc
2. Front hub assembly
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3. Dust cover
4. Front knuckle
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Repair procedures
| 1. |
Disconnect the (-) battery terminal.
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| 2. |
Remove the front wheel and tire.
(Refer to Suspension System - "Wheel")
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| 3. |
Disconnect the tie rod end ball joint from the knuckle by using the SST
(09568-2J100).
| (1) |
Remove the snap pin (C).
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| (2) |
Remove the lock nut (B) and washer (A).
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Tightening torque :
98.1 - 117.7 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.8 lb·ft)
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Do not reuse mounting nut.
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| (3) |
Disconnect the tie rod end ball joint from the knuckle by using
the SST (09568-2J100).
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| 4. |
Loosen the lower arm mounting nut (A).
| (1) |
Remove the snap pin (A).
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| (2) |
Remove the lower arm mounting nut (B) and washer (C).
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Tightening torque :
98.1 - 117.7 N·m (10.0 - 12.0 kgf·m, 72.3 - 86.8 lb·ft)
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To loosen the nut (B), fix the bolt on the opposite side
to prevent it from turning.
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| 5. |
Disconnect lower arm ball joint from the knuckle by using the SST (0K545-A9100).
| (1) |
After removing bolts from the front knuckle, install and tighten
the sub body bolt (A)
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| (2) |
Input the sub body (B) between the front knuckle and the sub
body bolt.
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| (3) |
Tighten the bolt (C) of the sub body to broaden the gap of the
front knuckle.
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| (4) |
Install the safe wire and main body (A) between the front strut
and the lower arm.
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| (5) |
After installing a body (A), rotate the handle (B) clockwise
util the clamp is fixed on the lower arm.
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| (6) |
Tighten the main body bolt (A) slowly and remove the lower arm
from the front knuckle.
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| 6. |
By hammering on a chisel, unlock the driveshaft lock hub nut caulking.
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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.
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| 7. |
Remove the caulking nut (A) from the front axle.
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Tightening torque :
294.2 - 313.8 N·m (30.0 - 32.0 kgf·m, 217.0 - 231.5 lb·ft)
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| •
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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.
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| •
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When replacing the drive lock hub nut, use only the nut
with screw thread (A) on the end.
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| •
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Tighten the driveshaft lock hub nut to the specified
tightening torque, and caulk by using a chisel and hammer.
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| •
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If there are two key seats, perform on all two seats.
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Caulking depth (A) : 1.5 mm (0.0591 in)
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| 8. |
Disconnect the driveshaft from the axle hub by using the SST (09517-4E000).
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Removing the driveshaft, do not force pull or over deflect the
axle.
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| 9. |
Remove the front brake caliper assembly.
(Refer to Brake System - "Front Brake Caliper")
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| 10. |
Separate the front wheel speed sensor (A) after loosening the bolt.
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Tightening torque :
6.9 - 10.8 N·m (0.7 - 1.1 kgf·m, 5.1 - 8.0 lb·ft)
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| 11. |
Remove the front axle (A) after loosening the front strut bolts and nuts.
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Tightening torque :
196.1 - 215.7 N·m (20.0 - 22.0 kgf·m, 144.7 - 159.1 lb·ft)
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| 1. |
Install in the reverse order of removal.
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| 2. |
Check the front alignment.
(Refer to Suspension System - "Alignment")
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| 1. |
Remove the front brake disc (A) after loosening the screws.
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Tightening torque :
4.9 - 5.9 N·m (0.5 - 0.6 kgf·m, 3.6 - 4.3 lb·ft, 43.4 - 52.1
lb·in)
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| 2. |
Loosen the hub bearing mounting bolts.
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Tightening torque:
127.5 - 147.1 N·m (13.0 - 15.0 kgf·m, 94.0 - 108.5 lb·ft)
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| 3. |
Remove the dust cover (A) from the knuckle.
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Tightening torque:
6.9 - 10.8 N·m (0.7 - 1.1 kgf·m, 5.1 - 8.0 lb·ft)
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| 1. |
Assemble in the reverse order of disassembly.
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| 1. |
Check the hub for cracks and the splines for wear.
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| 2. |
Check the brake disc for scoring and damage.
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| 3. |
Check the knuckle for cracks.
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| 4. |
Check the bearing for cracks or damage.
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Tightening torque
Tightening Torque
Item
N·m
kgf·m
lb·ft
Front
Tire wheel hub nut
107.9 - 12 ...
Components and components location
Components
1. Rear brake disc
2. Hub bearing assembly
3. Dust cover
4. Rear carrier
Repair procedures
...
Other information:
Repair procedures
Removal
1.
Disconnect the negative battery terminal.
2.
Remove the trunk room lamp (A) by pressing the hook.
3.
Disconnect the trunk room lamp connector (A).
Installat ...
Service data
Service Data
Front Suspension
Item
Specification
Suspension type
Macpherson Strut
Shock absorber type
Gas
Rear Suspension
Item
Specification
...
Driveshaft and axle
Rear Hub - Carrier