Hardware, Fasteners & Fittings for 2019 Audi S4
No.
Part # / Description / Price
Price
1
Suspension Knuckle 
Audi
Audi Positions: Left
Description: With awd. A5. Left. Without RS 5. S5. A4 Quattro. 2017-25. A4 allroad. S4. Convertible,.
MSRP $1,050.77
$799.11
MSRP $1,050.77
$799.11
1
Suspension Knuckle Audi
Audi Positions: Right
Description: With awd. A5. Right. Without RS 5. S5. A4 Quattro. 2017-25. A4 allroad. S4. Convertible,.
MSRP $1,050.77
$799.11
MSRP $1,050.77
$799.11
3
Lower Control Arm Audi
Audi Positions: Left
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; nut, mount bolt and lock nut.
MSRP $556.67
$390.78
MSRP $556.67
$390.78
4
Lower Control Arm Adjust Bolt Audi
Audi Positions: Left
Description: Cam Bolt. Knuckles & arms. 2017-25. Convertible, from 03/20/2017. Coupe,. Lower cntrl arm,bolt.
MSRP $12.76
$8.61
MSRP $12.76
$8.61
5
Lower Control Arm Adjust Cam Audi
Audi Positions: Left
Description: Camshaft. Knuckles & arms. 2017-25. Without awd. Convertible,. Coupe,.
MSRP $7.89
$5.33
MSRP $7.89
$5.33
6
Lower Control Arm Lock Nut Audi
Audi Positions: Left
Notes: PARTS: Part cannot be reused/reinstalled.
Description: Knuckles & arms. Lower cntrl arm,lock nut. Without awd.
MSRP $1.26
$0.85
MSRP $1.26
$0.85
7
Suspension Shock Absorber Bolt Audi
Audi Positions: Left
Notes: PARTS: Part cannot be reused/reinstalled.
MSRP $12.30
$8.30
MSRP $12.30
$8.30
7
Rear Lower Control Arm Mount Bolt Audi
Audi Positions: Front lower rearward
Description: 2017-25. Convertible,.
MSRP $11.62
$7.84
MSRP $11.62
$7.84
7
Suspension Control Arm Bolt Audi
Audi Positions: Front upper forward
Description: Rr upr cntl arm,bolt. 2017-25. A7. S7. Convertible,. Awd. Ft lwr cntl arm,screw. Coupe,. Rwd. Front cntl arm,screw.
MSRP $11.07
$7.48
MSRP $11.07
$7.48
7
MSRP $3.19
$2.15
7
Ft Lower Control Arm Mount Bolt Audi
Audi Positions: Front lower forward
Description: Ft lwr cntl arm,mount bolt. From 11/2009. 2017-25. 2013-2016. Convertible, inner. To 10/2009. Coupe, inner.
MSRP $19.47
$13.14
MSRP $19.47
$13.14
7
Rear Upper Control Arm Mount Bolt Audi
Audi Positions: Front upper rearward
Description: Rr upr cntl arm,mount bolt. 2017-25. Convertible,. Coupe,. Knuckle,screw.
MSRP $11.62
$7.84
MSRP $11.62
$7.84
7
MSRP $14.42
$9.73
8
Ft Lower Control Arm Lock Nut Audi
Audi Positions: Left
Notes: PARTS: Part cannot be reused/reinstalled.
MSRP $5.98
$4.04
MSRP $5.98
$4.04
9
Suspension Control Arm Audi
Audi Positions: Left
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $138.33
$99.60
MSRP $138.33
$99.60
9
Suspension Control Arm Audi
Audi Positions: Right
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $134.99
$97.20
MSRP $134.99
$97.20
12
Suspension Stabilizer Bar Link Nut Audi
Audi Positions: Left
Notes: PARTS: Part cannot be reused/reinstalled.
Description: To Suspension Stabilizer Bar. With air suspension. 2017-25. Fork,lock nut. 2013-2016. Coupe,. Convertible, with awd.
MSRP $1.70
$1.15
MSRP $1.70
$1.15
12
MSRP $4.37
$2.94
12
MSRP $4.12
$2.78
12
Outer Tie Rod Lock Nut Audi
Audi Positions: Front lower rearward
Description: Bushing,nut. 2017-25. A7. Outer, from 11/2009. S7. Coupe, outer. Outer, from 06/28/2012. Convertible, outer. With RS7.
MSRP $10.34
$6.98
MSRP $10.34
$6.98
12
Rear Lateral Arm Lock Nut Audi
Audi Description: Knuckles & arms. 2017-25. Without awd. Convertible,. Coupe,.
MSRP $1.08
$0.73
MSRP $1.08
$0.73
13
Upper Control Arm Audi
Audi Positions: Left
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $383.32
$271.39
MSRP $383.32
$271.39
13
Upper Control Arm Audi
Audi Positions: Right
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $511.66
$359.19
MSRP $511.66
$359.19
17
Suspension Control Arm Audi
Audi Positions: Left
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $316.67
$224.20
MSRP $316.67
$224.20
17
Suspension Control Arm Audi
Audi Positions: Right
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt, rear bolt and lock nut.
MSRP $316.67
$224.20
MSRP $316.67
$224.20
19
Suspension Control Arm Bolt Audi
Audi Positions: Left
Notes: PARTS: Part cannot be reused/reinstalled.
Description: Rear cntl arm,bolt. M12x1.5x75. 2017-25. Without awd. Convertible,. Coupe,.
MSRP $1.74
$1.17
MSRP $1.74
$1.17
21
Suspension Trailing Arm Audi
Audi Positions: Left
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt and nut.
MSRP $176.67
$125.08
MSRP $176.67
$125.08
21
Suspension Trailing Arm Audi
Audi Positions: Right
Notes: PARTS: Part has related components that cannot be reused/ reinstalled; front bolt and nut.
MSRP $176.67
$125.08
MSRP $176.67
$125.08
23
Rear Lateral Arm Adjust Bolt Audi
Audi Positions: Left
Description: Trailing arm,bolt. Tie rod,adjust bolt. Knuckles & arms. 2017-25. Without awd. Tie bar,screw. Tie bar,bolt. Convertible,. Link rod,retainer screw. Coupe,.
MSRP $13.84
$9.34
MSRP $13.84
$9.34
24
Rear Lateral Arm Adjust Cam Audi
Audi Positions: Left
Description: With awd. Knuckles & arms. 2017-25. Coupe,. From 01/27/2025. Convertible,.
MSRP $7.89
$5.33
MSRP $7.89
$5.33
26
Suspension Control Arm Cover Audi
Audi Positions: Left
Description: 2017-25. Without awd. Convertible,. Shield.
MSRP $49.98
$33.74
MSRP $49.98
$33.74
26
Suspension Control Arm Cover Audi
Audi Positions: Right
Description: 2017-25. Without awd. Convertible,. Shield.
MSRP $49.98
$33.74
MSRP $49.98
$33.74
27
Stone Guard Rivet Audi
Audi Positions: Left
Description: 2017-25. Without awd. Convertible,.
MSRP $2.82
$1.90
MSRP $2.82
$1.90
28
Suspension Control Arm Cover Audi
Audi Positions: Left
Description: With awd. 2017-25. Convertible,. Protector.
MSRP $49.98
$33.74
MSRP $49.98
$33.74
28
Suspension Control Arm Cover Audi
Audi Positions: Right
Description: With awd. 2017-25. Protector. Coupe,. Convertible,.
MSRP $52.78
$35.63
MSRP $52.78
$35.63