Hardware, Fasteners & Fittings for 2011 Kia Optima
1. Suspension Cross-member 
2. Suspension Strut 
3. Knuckle 
4. Suspension Knuckle 
5. Rear 
6. Suspension Stabilizer Bar Bushing 
7. Suspension Stabilizer Bar 
8. Suspension Shock Absorber 
9. Shock 
10. Strut Nut 
11. Shock Nut 
12. Suspension Cross-Member Nut 
13. Suspension Cross-Member Nut 
14. Suspension Cross-member Nut 
15. Suspension Cross-member Nut 
16. Shock Nut 
17. Knuckle Assembly Nut 18. Suspension Shock Absorber Bolt No.
Part # / Description / Price
Price
1
Cross-Member 
Kia
Kia Description: Korea built. Korea build. Optima Hybrid. To 7/20/11.
MSRP $342.70
$230.29
MSRP $342.70
$230.29
2
MSRP $18.30
$12.74
3
Suspension Knuckle Kia
Kia Positions: Left
Description: Without elec. Prk brake. Without epb. Korea build, 2.4L. Optima. Korea built. 2.4l. Left.
MSRP $434.83
$292.21
MSRP $434.83
$292.21
3
Suspension Knuckle Kia
Kia Positions: Right
Description: Without elec. Prk brake. Without epb. Korea build, 2.4L. Optima. Korea built. 2.4l. Right.
MSRP $441.27
$296.53
MSRP $441.27
$296.53
4
Knuckle Upper Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with knuckle.
Description: Korea built. Rear. Korea build. Optima Hybrid. 2wd. 2014-16. Pillow bushing.
MSRP $26.48
$18.43
MSRP $26.48
$18.43
5
Suspension Knuckle Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with knuckle.
Description: Korea built. Front. 4wd, 2011-13. Optima Hybrid. Bushing. Korea build.
MSRP $11.03
$7.68
MSRP $11.03
$7.68
6
Lateral Arm Kia
Kia Positions: Left
Description: Rear. Korea build, 2.4L. Optima. Korea built. 2.4l. Usa built. Us build, all. Us build, 2.4L.
MSRP $106.32
$72.72
MSRP $106.32
$72.72
7
Lateral Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with lateral arm.
Description: Front. Korea build. Optima Hybrid.
MSRP $18.42
$12.82
MSRP $18.42
$12.82
8
Lateral Arm Adjust Bolt Kia
Kia Positions: Left
Description: Korea build. 2wd. Us build. 2014-16, to lower ctrl arm.
MSRP $25.77
$17.93
MSRP $25.77
$17.93
9
Lower Control Arm Adjust Cam Kia
Kia Positions: Left
Description: Korea build. 2wd. Camshaft. 2014-16, to lower ctrl arm. With hybrid, to 11/29/2016. Without hybrid, to 02/27/2017. Awd, to 02/06/2017.
MSRP $12.02
$8.36
MSRP $12.02
$8.36
11
Outer Tie Rod Washer Kia
Kia Positions: Left
Description: Korea built. Us built. With ev. 2016-18, 2.0L hybrid. 2019-20, hybrid only. Outer. 2.5L turbo.
MSRP $2.88
$2.01
MSRP $2.88
$2.01
12
Suspension Stabilizer Bar Link Nut Kia
Kia Positions: Left
Description: 2wd. With hybrid. Lower. 2014-16. Inner. Sedan 2010-13, hatchback 2011-13,. With ev, at frame.
MSRP $4.40
$3.06
MSRP $4.40
$3.06
13
Outer Tie Rod Lock Nut Kia
Kia Positions: Left
Description: 2wd. 2014-15. Korea build. outer. Sedan 2010-13, hatchback 2011-13, hydraulic power steering. With hydraulic power steering. Us build, outer. Electric power steering.
MSRP $2.40
$1.67
MSRP $2.40
$1.67
13
Outer Tie Rod Lock Nut Kia
Kia Positions: Outer
Description: With ev. Outer. 2016-18, 2.0L hybrid. 2019-20, with hybrid.
MSRP $10.88
$7.57
MSRP $10.88
$7.57
14
Upper Control Arm Kia
Kia Positions: Left
Description: Korea build. Korea built. Optima Hybrid. Front. To 7/20/11.
MSRP $104.57
$71.52
MSRP $104.57
$71.52
15
Upper Control Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with upper control arm.
Description: Rear. Korea build. Optima Hybrid. Cadenza. 2014-16.
MSRP $28.58
$19.89
MSRP $28.58
$19.89
16
Lateral Arm Mount Bolt Kia
Kia Positions: Left
Description: 2wd. Awd. Inner, to 7/20/11.
MSRP $17.00
$11.83
MSRP $17.00
$11.83
17
MSRP $17.00
$11.83
18
Upper Control Arm Washer Kia
Kia Positions: Left
Description: Us build. 2wd, 2011-13, #2. 4wd, 2011-13, #2. 5.0L. 3.8L. Korea build.
MSRP $8.88
$6.18
MSRP $8.88
$6.18
19
Lower Control Arm Nut Kia
Kia Positions: Left
Description: Awd. With self leveling suspension. 2wd. Outer. Without EV. upper. Rwd.
MSRP $2.32
$1.61
MSRP $2.32
$1.61
20
Lower Control Arm Kia
Kia Positions: Left
Notes: PARTS: Order by application.
Description: Optima. Korea built. Left. 2.4l. Us build, 2.4L, to 4/05/12. Korea build, from 8/25/10 to 4/04/12, 2.4L, from 8/25/10 to 4/04/12, 2.4L. Incl.Bushings.
MSRP $386.98
$260.05
MSRP $386.98
$260.05
20
Lower Control Arm Kia
Kia Positions: Left
Notes: PARTS: Order by application.
Description: Optima. Korea built. Left. 2.0l. Left. 2.4l. To 8/25/10.
MSRP $284.53
$191.21
MSRP $284.53
$191.21
20
Lower Control Arm Kia
Kia Positions: Right
Notes: PARTS: Order by application.
Description: Optima. Korea built. Right. 2.4l. Korea build, from 8/25/10 to 4/04/12, 2.4L, from 8/25/10 to 4/04/12, 2.4L. Incl.Bushings.
MSRP $396.45
$266.41
MSRP $396.45
$266.41
20
Lower Control Arm Kia
Kia Positions: Right
Notes: PARTS: Order by application.
Description: Optima. Korea built. Right. 2.0l. Right. 2.4l. To 8/25/10.
MSRP $287.23
$193.02
MSRP $287.23
$193.02
21
Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with lower control arm. Order by application.
Description: Optima Hybrid. Cadenza. Us build, 17 & 18 wheel. Korea build, 17 wheel.
MSRP $36.53
$25.43
MSRP $36.53
$25.43
22
Lower Control Arm Damper Kia
Kia Positions: Left
Notes: PARTS: Part included with lower control arm. Order by application.
Description: Korea build. 2wd. 2014-16.
MSRP $79.22
$55.13
MSRP $79.22
$55.13
23
MSRP $26.47
$18.42
23
Lower Control Arm Bolt Kia
Kia Positions: Rear lower outer
Description: 2wd. Outer. 2014-16.
MSRP $14.93
$10.39
MSRP $14.93
$10.39
23
MSRP $9.78
$6.81
23
Lower Control Arm Rear Bolt Kia
Kia Positions: Front lower rearward
Description: Without hybrid. With ev. Upper. 2014-16. Sedan 2010-13, hatchback 2011-13,. Awd. Rwd. With gt. All wheel drive.
MSRP $11.88
$8.27
MSRP $11.88
$8.27
23
Lower Control Arm Front Bolt Kia
Kia Positions: Front lower forward
Description: With hybrid. 2014-16.
MSRP $9.92
$6.90
MSRP $9.92
$6.90
24
Lower Control Arm Plate Kia
Kia Positions: Left
Description: Korea build. 2wd. 2014-16, to upper ctrl arm.
MSRP $7.47
$5.20
MSRP $7.47
$5.20
25
Lower Control Arm Washer Kia
Kia Positions: Left
Description: #1. Korea build, inner. 2wd. With hybrid. Korea build, outer. Fwd. Awd. Us build, outer. With self leveling suspension. With gt.
MSRP $1.28
$0.89
MSRP $1.28
$0.89
25
Suspension Control Arm Washer Kia
Kia Positions: Rear lower inner
Description: 4wd, 2011-13, #1. Without hybrid. Awd. Fwd. Inner.
MSRP $1.47
$1.02
MSRP $1.47
$1.02
26
Suspension Control Arm Nut Kia
Kia Positions: Rear lower inner
Description: With hybrid. Inner.
MSRP $5.65
$3.93
MSRP $5.65
$3.93
29
Trailing Arm Kia
Kia Positions: Left
Description: Optima. Korea built. 2.4l. Korea build. 2.4L. 2014-16, with elec park brake. Korea build, 2.0L turbo. Korea built. 2.0l. Cadenza. Left. Without leveling device.
MSRP $178.83
$120.18
MSRP $178.83
$120.18
29
Trailing Arm Kia
Kia Positions: Right
Description: Optima. Korea built. 2.4l. Korea build. 2.4L. 2014-16, without elec park brake, without auto level. Korea build, 2.0L turbo. Korea built. 2.0l. Cadenza. Right. With epb.
MSRP $148.02
$101.24
MSRP $148.02
$101.24
30
Trailing Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with trailing arm.
Description: Korea build. Cadenza. Left. 2014-16. Trailing.
MSRP $74.40
$51.78
MSRP $74.40
$51.78
30
Trailing Arm Bushing Kia
Kia Positions: Right
Notes: PARTS: Part included with trailing arm.
Description: Korea build. Cadenza. Right. 2014-16. Trailing.
MSRP $70.88
$49.33
MSRP $70.88
$49.33
30
MSRP $70.25
$48.89
30
MSRP $70.90
$49.35