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Note: This stock check system is for US model lowering springs and coilover kits. Please contact us for availability of all other products.
Disclaimer:The stock availability shown below is not guaranteed. Orders are processed as they are received.
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RESULT|INFINITI|Q50
     COILOVER KIT
C
H
A
R
A
C
T
E
R
I
S
T
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C
S
MODEL

YEAR
ENGINE DISPLACEMENT

DRIVE TRAIN LAYOUT
*FF=FWD
FR/MR/RR=RWD
4WD=AWD
CHASSIS CODE TRIM LEVEL PRODUCT NAME PART NUMBER

MSRP
(excl. TAX)
STOCK

SCHED
I
n
c
l
u
d
e
S
P
R
I
N
G
S
E
D
F
C
C
O
M
P
A
T
I
B
I
L
I
T
Y
  DAMPING
FORCE
ADJUST-
MENT
FULL-
LENGTH
RIDE-
HEIGHT
ADJUST-
ABLE
UPPER
MOUNT
RIDE
HEIGHT
CHANGE
(inch)
RIDE HEIGHT
ADJUSTABLE
RANGE
(inch)
SPRING
MAX
LOW - HI
RATE
(lbs/in / Kgf/mm)
RECOMMENDED
LOW - HI
FREE
LENGTH
(mm)
/ I.D.(mm)
       STREET
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD
VSK54-C1SA3
$990.00
Good
in
stock
F

R/U
-1.4-3.9to0.0672/12.0
-1.8to-1.0200/Φ70
R

R/U
-1.4-5.7to0.0280/5.0
-1.8to-1.0250/Φ70
NOTE:4DR/6CYL/3.7L, FRONT BOTTOM EYE BUSH STYLE ONLY. RR: USE OF EDFC SERIES IS RECOMMENDED, AS REAR SEATS NEED TO BE REMOVED WHEN ADJUSTING DAMPING FORCE. 
INFINITI

Q50

2016+USA
3000

FR
V37RED SPORT 400 (4DR/6CYL),EXC 4WD
VSK54-C1SA3
$990.00
Good
in
stock
F

R/U
-0.8-3.5to0.0672/12.0
-1.2to-0.4200/Φ70
R

R/U
-1.2-4.7to0.0280/5.0
-1.6to-0.8250/Φ70
NOTE:FRONT BOTTOM EYE BUSH STYLE ONLY. RR: USE OF EDFC SERIES IS RECOMMENDED, AS REAR SEATS NEED TO BE REMOVED WHEN ADJUSTING DAMPING FORCE. 
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD
VSK54-C1SA3
$990.00
Good
in
stock
F

R/U
-1.4-3.9to0.0672/12.0
-1.8to-1.0200/Φ70
R

R/U
-1.4-5.7to0.0280/5.0
-1.8to-1.0250/Φ70
NOTE:4DR/6CYL/3.7L, FRONT BOTTOM EYE BUSH STYLE ONLY. RR: USE OF EDFC SERIES IS RECOMMENDED, AS REAR SEATS NEED TO BE REMOVED WHEN ADJUSTING DAMPING FORCE. 
INFINITI

Q50

2016-2019USA
2000

FR
V374DR/4CYL,EXC 4WD
VSK58-C1SA3
$990.00
3 left
F

R/U
-1.2-4.6to0.8672/12.0
-1.6to-0.8 
R

R/U
-1.2-5.8to-0.2280/5.0
-1.6to-0.8250/Φ70
NOTE:FRONT BOTTOM FORK STYLE ONLY. RR: USE OF EDFC SERIES IS RECOMMENDED, AS REAR SEATS NEED TO BE REMOVED WHEN ADJUSTING DAMPING FORCE. 

     [OE SHAPE] DAMPER KIT
C
H
A
R
A
C
T
E
R
I
S
T
I
C
S
MODEL

YEAR
ENGINE DISPLACEMENT

DRIVE TRAIN LAYOUT
*FF=FWD
FR/MR/RR=RWD
4WD=AWD
CHASSIS CODE TRIM LEVEL PRODUCT NAME PART NUMBER

MSRP
(excl. TAX)
STOCK

SCHED
I
n
c
l
u
d
e
S
P
R
I
N
G
S
E
D
F
C
C
O
M
P
A
T
I
B
I
L
I
T
Y
  DAMPING
FORCE
ADJUST-
MENT
FULL-
LENGTH
RIDE-
HEIGHT
ADJUST-
ABLE
UPPER
MOUNT
RIDE
HEIGHT
CHANGE
(inch)
RIDE HEIGHT
ADJUSTABLE
RANGE
(inch)
SPRING
MAX
LOW - HI
RATE
(lbs/in / Kgf/mm)
RECOMMENDED
LOW - HI
FREE
LENGTH
(mm)
/ I.D.(mm)
       STREET
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD
VSK54-B1DS2
$500.00
Good
in
stock
F

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). 
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD
VSK54-B1DS2
$500.00
Good
in
stock
F

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). 
INFINITI

Q50

2016-2019USA
2000

FR
V374DR/4CYL,EXC 4WD
VSK58-B1DS2
$500.00
2 leftF

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM FORK STYLE ONLY. 
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD
VSK54-A1DS2
$420.00
3 leftF

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). 
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD
VSK54-A1DS2
$420.00
3 leftF

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). 
INFINITI

Q50

2016-2019USA
2000

FR
V374DR/4CYL,EXC 4WD
VSK58-A1DS2
$420.00
2 leftF

STD
0.00.0to0.0 
0.0to0.0 
R

STD
0.00.0to0.0 
0.0to0.0 
NOTE:FRONT BOTTOM FORK STYLE ONLY. 

     [OE SHAPE] SINGLE DAMPER
C
H
A
R
A
C
T
E
R
I
S
T
I
C
S
MODEL

YEAR
ENGINE DISPLACEMENT

DRIVE TRAIN LAYOUT
*FF=FWD
FR/MR/RR=RWD
4WD=AWD
CHASSIS CODE TRIM LEVEL PRODUCT NAME FRONT
REAR
PART NUMBER

MSRP
(excl. TAX)
STOCK

SCHED
E
D
F
C
C
O
M
P
A
T
I
B
I
L
I
T
Y
DAMPING
FORCE
ADJUST-
MENT
UPPER
MOUNT
RIDE
HEIGHT
CHANGE
(W/ OE
SPRING
USED)
(inch)
NOTE
        STREET
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD FRONT
VSK54-B1MS2
$125.00
1 left

STD
+ / - 0FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). PRICE SHOWN IS FOR A SINGLE DAMPER.
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD FRONT
VSK54-B1MS2
$125.00
1 left

STD
+ / - 0FRONT BOTTOM EYE BUSH STYLE ONLY. NOT COMPATIBLE WITH DYNAMIC DIGITAL SUSPENSION (DDS). PRICE SHOWN IS FOR A SINGLE DAMPER.

     SPRING KIT
C
H
A
R
A
C
T
E
R
I
S
T
I
C
S
MODEL

YEAR
ENGINE DISPLACEMENT

DRIVE TRAIN LAYOUT
*FF=FWD
FR/MR/RR=RWD
4WD=AWD
CHASSIS CODE TRIM LEVEL PRODUCT NAME PART NUMBER

MSRP
(excl. TAX)
STOCK

SCHED
  RIDE
HEIGHT
CHANGE
(inch)
RATE
(lbs/in / Kgf/mm)
FREE
LENGTH
(mm)
/ I.D.(mm)
       STREET
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD
SKK54-S3B00
$365.00
Out of StockF-1.6487/8.7
 
R-1.4202/3.6
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. FT: CUT BUMP RUBBER AT 20MM FROM THE BOTTOM AND USE THE UPPER PORTION. 
INFINITI

Q50

2016+USA
3000

FR
V37RED SPORT 400 (4DR/6CYL),EXC 4WD
SKK76-S3B00
$365.00
1 leftF-1.0487/8.7
 
R-1.2202/3.6
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. FT: CUT BUMP RUBBER AT 20MM FROM THE BOTTOM AND USE THE UPPER PORTION. 
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD
SKK54-S3B00
$365.00
Out of StockF-1.6487/8.7
 
R-1.4202/3.6
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. FT: CUT BUMP RUBBER AT 20MM FROM THE BOTTOM AND USE THE UPPER PORTION. 
INFINITI

Q50

2014-2015USA
3700

FR
V374DR/6CYL,EXC 4WD
SKK14-G1B00
$360.00
Out of StockF-0.8443/7.9
 
R-1.0185/3.3
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. 
INFINITI

Q50

2016+USA
3000

FR
V37RED SPORT 400 (4DR/6CYL),EXC 4WD
SKK14-G1B00
$360.00
Out of StockF-0.6443/7.9
 
R-0.6185/3.3
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. 
INFINITI

Q50

2016+USA
3000

FR
V374DR/6CYL,EXC 4WD
SKK14-G1B00
$360.00
Out of StockF-0.8443/7.9
 
R-1.0185/3.3
 
NOTE:FT/RR: REMOVE THE SPRING SILENCER RUBBER RUBBER FROM OE SPRING, AND INSTALL IT IN THE SAME POSITION AS OE SPRING ON THIS PRODUCT. 

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