Rear Suspension for 2012 Kia Optima
1. Knuckle 
2. Cross-member 
3. Suspension Cross-member Bolt 
4. Suspension Stabilizer Bar 
5. Suspension Cross-member 
6. Trailing Arm 
7. Suspension Shock Absorber Bellows 
8. Knuckle Assembly Nut 
9. Knuckle Assembly Nut 
10. Knuckle Assembly Nut 
11. Lower Control Arm Nut 
12. Suspension Knuckle Bushing 13. Ft Upper Control Arm Nut No.
Part # / Description / Price
Price
1
Suspension Knuckle 
Kia
Kia Positions: Left
Description: Without elec. Prk brake. Without epb. Korea build, 2.4L. Optima. Korea built. 2.4l. Left.
MSRP $653.59 CAD
$509.80 CAD
MSRP $653.59 CAD
$509.80 CAD
1
Suspension Knuckle Kia
Kia Positions: Right
Description: Without elec. Prk brake. Without epb. Korea build, 2.4L. Optima. Korea built. 2.4l. Right.
MSRP $488.82 CAD
$380.51 CAD
MSRP $488.82 CAD
$380.51 CAD
1
Knuckle Kia
Kia Positions: Rear left
Description: Optima. Korea built. 2.4l. Left. Korea build. 2.4L. Usa built. 2.0l. Us build, 2.0L turbo without elec. Park brake.
MSRP $966.62 CAD
$753.96 CAD
MSRP $966.62 CAD
$753.96 CAD
1
Suspension Knuckle Kia
Kia Positions: Rear left
Description: Korea build, 2.0L turbo. Optima. Korea built. 2.0l. Left. Usa built. 2.4l. US BUILD. 2.4L to 4/16/13.
MSRP $521.40 CAD
$405.89 CAD
MSRP $521.40 CAD
$405.89 CAD
1
Knuckle Kia
Kia Positions: Rear right
Description: Optima. Korea built. 2.4l. Right. Korea build. 2.4L. Usa built. 2.0l. Us build, 2.0L turbo without elec. Park brake.
MSRP $866.12 CAD
$675.57 CAD
MSRP $866.12 CAD
$675.57 CAD
1
Suspension Knuckle Kia
Kia Positions: Rear right
Description: Optima. Usa built. 2.0l. Right. Us build, 2.0L turbo without elec. Park brake. Usa built. 2.4l. US BUILD. 2.4L to 4/16/13.
MSRP $521.40 CAD
$405.89 CAD
MSRP $521.40 CAD
$405.89 CAD
2
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 $33.07 CAD
$25.79 CAD
MSRP $33.07 CAD
$25.79 CAD
3
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 $34.18 CAD
$26.66 CAD
MSRP $34.18 CAD
$26.66 CAD
4
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 $262.57 CAD
$204.80 CAD
MSRP $262.57 CAD
$204.80 CAD
5
Lateral Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with lateral arm.
Description: Front. Korea build. Optima Hybrid.
MSRP $45.00 CAD
$35.10 CAD
MSRP $45.00 CAD
$35.10 CAD
6
Lateral Arm Adjust Bolt Kia
Kia Positions: Left
Description: Korea build. 2wd. Us build. 2014-16, to lower ctrl arm.
MSRP $33.82 CAD
$26.38 CAD
MSRP $33.82 CAD
$26.38 CAD
7
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 $12.33 CAD
$9.62 CAD
MSRP $12.33 CAD
$9.62 CAD
8
MSRP $0.57 CAD
$0.44 CAD
9
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 $2.28 CAD
$1.78 CAD
MSRP $2.28 CAD
$1.78 CAD
10
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 $1.33 CAD
$1.04 CAD
MSRP $1.33 CAD
$1.04 CAD
11
Outer Tie Rod Lock Nut Kia
Kia Positions: Left
Description: With ev. Outer. 2016-18, 2.0L hybrid. 2019-20, with hybrid.
MSRP $15.83 CAD
$12.35 CAD
MSRP $15.83 CAD
$12.35 CAD
12
Upper Control Arm Kia
Kia Positions: Left
Description: Korea build. Korea built. Optima Hybrid. Front. To 7/20/11.
MSRP $207.93 CAD
$162.19 CAD
MSRP $207.93 CAD
$162.19 CAD
12
Upper Control Arm Kia
Kia Positions: Left
Description: Sportage. 2wd. Us build. Fm 7/20/11. Usa built. 2014-16. Cadenza. Korea built. Optima Hybrid. Front.
MSRP $261.62 CAD
$204.06 CAD
MSRP $261.62 CAD
$204.06 CAD
13
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 $41.13 CAD
$32.08 CAD
MSRP $41.13 CAD
$32.08 CAD
14
Lateral Arm Mount Bolt Kia
Kia Positions: Left
Description: 2wd. Awd. Inner, to 7/20/11.
MSRP $13.20 CAD
$10.30 CAD
MSRP $13.20 CAD
$10.30 CAD
14
Upper Control Arm Bolt Kia
Kia Positions: Left
Description: 2wd. Korea build, inner. Awd. 5.0L. 4wd. Inner fm 7/20/11. 3.8L.
MSRP $12.08 CAD
$9.43 CAD
MSRP $12.08 CAD
$9.43 CAD
15
MSRP $11.08 CAD
$8.65 CAD
16
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 $6.72 CAD
$5.24 CAD
MSRP $6.72 CAD
$5.24 CAD
18
Lower Control Arm Kia
Kia Positions: Left
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 $546.90 CAD
$425.72 CAD
MSRP $546.90 CAD
$425.72 CAD
18
Lower Control Arm Kia
Kia Positions: Right
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 $546.90 CAD
$425.72 CAD
MSRP $546.90 CAD
$425.72 CAD
19
Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with lower control arm.
Description: Optima Hybrid. Cadenza. Us build, 17 & 18 wheel. Korea build, 17 wheel.
MSRP $55.05 CAD
$42.94 CAD
MSRP $55.05 CAD
$42.94 CAD
20
Lower Control Arm Damper Kia
Kia Positions: Left
Notes: PARTS: Part included with lower control arm.
Description: Korea build. 2wd. 2014-16.
MSRP $115.87 CAD
$90.38 CAD
MSRP $115.87 CAD
$90.38 CAD
21
Lower Control Arm Bolt Kia
Kia Positions: Left
Description: 2wd. Outer. 2014-16.
MSRP $22.77 CAD
$17.76 CAD
MSRP $22.77 CAD
$17.76 CAD
21
MSRP $29.33 CAD
$22.88 CAD
22
Lower Control Arm Plate Kia
Kia Positions: Left
Description: Korea build. 2wd. 2014-16, to upper ctrl arm.
MSRP $6.83 CAD
$5.33 CAD
MSRP $6.83 CAD
$5.33 CAD
23
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 $0.73 CAD
$0.57 CAD
MSRP $0.73 CAD
$0.57 CAD
23
Suspension Control Arm Washer Kia
Kia Positions: Left
Description: 4wd, 2011-13, #1. Without hybrid. Awd. Fwd. Inner.
MSRP $0.92 CAD
$0.72 CAD
MSRP $0.92 CAD
$0.72 CAD
24
Suspension Control Arm Nut Kia
Kia Positions: Left
Description: With hybrid. Inner.
MSRP $4.08 CAD
$3.19 CAD
MSRP $4.08 CAD
$3.19 CAD
27
Trailing Arm Kia
Kia Positions: Left
Description: Optima Hybrid. Left. Without epb. With auto level.
MSRP $258.40 CAD
$201.55 CAD
MSRP $258.40 CAD
$201.55 CAD
27
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 $263.25 CAD
$205.34 CAD
MSRP $263.25 CAD
$205.34 CAD
28
Suspension Trailing Arm Bushing Kia
Kia Positions: Left
Notes: PARTS: Part included with trailing arm.
Description: Trailing.
MSRP $108.41 CAD
$84.40 CAD
MSRP $108.41 CAD
$84.40 CAD
28
Suspension Trailing Arm Bushing Kia
Kia Positions: Right
Notes: PARTS: Part included with trailing arm.
Description: Trailing.
MSRP $108.41 CAD
$84.40 CAD
MSRP $108.41 CAD
$84.40 CAD