Suspension, Springs & Related Components for 2025 Cadillac CT4
No.
Part # / Description / Price
Price
3
Rear Floor Rear Panel 
GM
GM Description: Foundation for your vehicle's interior components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
$250.78
$250.78
4
Passenger Side Rear Compartment Floor Panel Extension GM
GM Positions: Right
Description: Center floor, outer. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $107.72
$92.14
MSRP $107.72
$92.14
6
Rear Driver Side Floor Panel Outer Extension GM
GM Positions: Left
Description: Helps complete the appearance of your vehicle's floor
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $133.18
$113.93
MSRP $133.18
$113.93
9
Floor Panel Number 6 Cross Bar GM
GM Description: Helps support and strengthen your vehicle's floor panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
$113.09
$113.09
11
Driver Side Upper Front Floor Panel Crossmember Extension GM
GM Positions: Left
Description: Sedan, 2013-2015, upper, front. Sedan, 2016-2018, upper, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $29.23
$26.42
MSRP $29.23
$26.42
11
Passenger Side Upper Front Floor Panel Crossmember Extension GM
GM Positions: Right
Description: Sedan, 2013-2015, upper, front. 2016-2018, upper, front. Coupe, upper, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.88
$18.87
MSRP $20.88
$18.87
12
Driver Side Floor Panel Number 5 Cross Bar Extension GM
GM Positions: Left
Description: Sedan, 2013-2015, upper, rear. Sedan, 2016-2018, upper, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $37.45
$33.84
MSRP $37.45
$33.84
12
Passenger Side Number 5 Floor Panel Cross Bar Extension GM
GM Positions: Right
Description: Sedan, 2013-2015, upper, rear. Sedan, 2016-2018, upper, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $37.95
$34.29
MSRP $37.95
$34.29
14
Driver Side Floor Panel Crossmember Extension GM
GM Positions: Left
Description: Convertible, center crossmember. Upper. Sedan, 2013-2015, lower, rear. Sedan, 2016-2018, lower, rear. Coupe, center crossmember. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $24.78
$22.40
MSRP $24.78
$22.40
14
Passenger Side Floor Panel Crossmember Extension GM
GM Positions: Right
Description: Coupe, center crossmember. Upper. Sedan, 2013-2015, lower, rear. Sedan, 2016-2018, lower, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $17.40
$15.72
MSRP $17.40
$15.72
16
$512.30
16
Rail Assembly GM
GM Positions: Left
Notes: PARTS: Part included with rear floor pan.
MSRP $732.59
$617.85
MSRP $732.59
$617.85
17
Battery Hold Down Retainer Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included with rear rail.
Description: Left side only. Sedan, 2013-2015, batter hold down. 2016-2018, batter hold down. Battery hold down. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $18.78
$16.05
MSRP $18.78
$16.05
17
MSRP $35.89
$32.43
17
MSRP $35.09
$31.71
17
Driver Side Front Compartment Outer Side Rail Extension GM
GM Positions: Front left forward
Description: Front, lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $75.99
$66.38
MSRP $75.99
$66.38
17
MSRP $75.99
$66.38
18
Rear Driver Side Bumper Impact Bar Bracket GM
GM Positions: Left
Notes: PARTS: Part included with rear rail.
Description: Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $324.26
$275.43
MSRP $324.26
$275.43
18
Rear Passenger Side Bumper Impact Bar Bracket GM
GM Positions: Right
Notes: PARTS: Part included with rear rail.
Description: Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $324.26
$275.43
MSRP $324.26
$275.43
19
Rear Driver Side Spring Upper Seat GM
GM Positions: Left
Description: Convertible, upper. Coupe, upper. 2016-2018, upper. Sedan, 2013-2015, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.67
$14.76
MSRP $19.67
$14.76
19
Rear Passenger Side Spring Upper Seat GM
GM Positions: Right
Description: Convertible, upper. Coupe, upper. Sedan, 2013-2015, upper. Sedan, 2016-2018, upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.98
$14.99
MSRP $19.98
$14.99
21
Driver Side Underbody Number 6 Cross Sill Reinforcement GM
GM Positions: Left
Description: Convertible. Sedan, 2013-2015. Sedan, 2016-2018. Coupe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.37
$18.41
MSRP $20.37
$18.41
21
Passenger Side Number 6 Underbody Cross Sill Reinforcement GM
GM Positions: Right
Description: Convertible. Sedan, 2013-2015. Sedan, 2016-2018. Coupe. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $14.49
$13.10
MSRP $14.49
$13.10
22
Driver Side Rear Compartment Floor Panel Rail GM
GM Positions: Left
Description: Helps strengthen and support your vehicle's underbody
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
$426.20
$426.20
22
Passenger Side Rear Compartment Floor Panel Rail GM
GM Positions: Right
Description: Helps strengthen and support your vehicle's underbody
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
$466.65
$466.65
23
Closure Panel Anchor Plate GM
GM Positions: Left
Notes: PARTS: Part included with closure panel.
MSRP $25.19
$22.68
MSRP $25.19
$22.68
23
Closure Panel Anchor Plate GM
GM Positions: Right
Notes: PARTS: Part included with closure panel.
MSRP $24.86
$22.38
MSRP $24.86
$22.38