Structural Components & Rails for 2022 Cadillac XT4
No.
Part # / Description / Price
Price
1
MSRP $212.07
$149.47
2
Passenger Side Front Wheelhouse Front Panel 
GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Shields vehicle from airborne debris thrown by the tires
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 $120.45
$84.90
MSRP $120.45
$84.90
2
Front Driver Side Wheelhouse Front Panel GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Shields vehicle from airborne debris thrown by the tires
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 $281.37
$198.32
MSRP $281.37
$198.32
3
Passenger Side Front Wheelhouse Panel Bracket GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: APRON ASSEMBLY. right side only. Helps secure and attach your vehicle's plenum water deflector
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 $28.47
$20.07
MSRP $28.47
$20.07
4
Passenger Side Front Wheel House Panel Extension GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $74.24
$52.32
MSRP $74.24
$52.32
4
Driver Side Front Wheel House Panel Extension GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $74.24
$52.32
MSRP $74.24
$52.32
5
Front Extension Bracket GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly.
MSRP $107.85
$76.01
MSRP $107.85
$76.01
5
Front Extension Bracket GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly.
MSRP $120.30
$84.79
MSRP $120.30
$84.79
6
Driver Side Front Wheel House Panel Extension GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps provide structural support to the fender
Helps deflect debris
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $72.34
$50.99
MSRP $72.34
$50.99
6
Passenger Side Front Wheel House Panel Extension GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $72.34
$50.99
MSRP $72.34
$50.99
7
Front Passenger Side Wheelhouse Panel Reinforcement GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and support your vehicle's wheel housing
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 $18.21
$12.83
MSRP $18.21
$12.83
7
Front Driver Side Wheelhouse Panel Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and support your vehicle's wheel housing
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 $18.21
$12.83
MSRP $18.21
$12.83
8
Upper Reinforced Bracket GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Lower rail. Apron assembly.
MSRP $54.63
$38.50
MSRP $54.63
$38.50
8
Rail Assembly Brace GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Lower rail. 2024-25, apron assembly.
MSRP $52.36
$36.90
MSRP $52.36
$36.90
9
Front Passenger Side Wheelhouse Panel GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Shields vehicle from airborne debris thrown by the tires
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 $228.33
$160.93
MSRP $228.33
$160.93
9
Extension Panel GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly.
$451.83
$451.83
10
Front Driver Side Wheelhouse Panel Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and support your vehicle's wheel housing
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 $18.21
$12.83
MSRP $18.21
$12.83
10
Front Passenger Side Wheelhouse Panel Reinforcement GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and support your vehicle's wheel housing
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 $18.21
$12.83
MSRP $18.21
$12.83
11
Passenger Side Front Wheelhouse Panel Brace GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and attach your vehicle's plenum water deflector
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 $27.39
$19.31
MSRP $27.39
$19.31
11
Front Driver Side Wheelhouse Panel Brace GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Apron assembly. Helps secure and attach your vehicle's plenum water deflector
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 $467.01
$329.16
MSRP $467.01
$329.16
12
Front Driver Side Wheelhouse Panel Brace GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Front. Apron assembly. left side only. Helps secure and attach your vehicle's plenum water deflector
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 $21.35
$15.05
MSRP $21.35
$15.05
13
Passenger Side Front Compartment Upper Side Rail GM
GM Positions: Right
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $214.14
$150.93
MSRP $214.14
$150.93
14
Passenger Side Front Compartment Side Rail Baffle GM
GM Positions: Right
Notes: PARTS: Part included with upper rail.
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $3.59
$2.53
MSRP $3.59
$2.53
14
Driver Side Front Compartment Side Rail Baffle GM
GM Positions: Left
Notes: PARTS: Part included with upper rail.
Description: Apron assembly. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.45
$5.96
MSRP $8.45
$5.96
No.
Part # / Description / Price
Price
1
Passenger Side Front Compartment Side Rail GM
GM Positions: Right
Description: Lower rail. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $1,405.29
$956.61
MSRP $1,405.29
$956.61
2
Passenger Side Front Compartment Inner Side Rail Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: Lower rail. Front center. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $78.07
$55.03
MSRP $78.07
$55.03
2
Driver Side Front Engine Compartment Inner Rail Extension GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: Lower rail. Front center. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $78.07
$55.03
MSRP $78.07
$55.03
3
Rail Assembly Upper Reinforced GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail. 2024-25, lower rail.
MSRP $12.72
$8.96
MSRP $12.72
$8.96
3
Rail Assembly Upper Reinforced GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail. 2024-25, lower rail.
MSRP $30.36
$21.40
MSRP $30.36
$21.40
4
Passenger Side Front Compartment Side Rail GM
GM Positions: Right
Description: Lower rail. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $633.90
$446.79
MSRP $633.90
$446.79
4
Driver Side Front Compartment Side Rail GM
GM Positions: Left
Description: Lower rail. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $551.29
$388.56
MSRP $551.29
$388.56
5
Passenger Side Brake Hose Bracket GM
GM Positions: Right
Notes: PARTS: Part included with outer rail.
Description: Lower rail. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $45.97
$26.91
MSRP $45.97
$26.91
5
Outer Rail Bracket GM
GM Positions: Left
Notes: PARTS: Part included with outer rail.
Description: 2021-23, lower rail. 2024-25, lower rail.
MSRP $25.96
$17.33
MSRP $25.96
$17.33
6
Front Passenger Side Wheelhouse Panel Extension GM
GM Positions: Right
Description: Front outer. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $85.04
$59.94
MSRP $85.04
$59.94
6
$50.09
7
Rail Extension GM
GM Positions: Right
Description: 2021-23, lower rail, front inner. 2024-25, lower rail, front inner.
MSRP $394.13
$277.79
MSRP $394.13
$277.79
7
Driver Side Front Compartment Inner Side Rail Extension GM
GM Positions: Left
Description: Lower rail, front inner. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $394.13
$277.79
MSRP $394.13
$277.79
8
Passenger Side Floor Panel Number 1 Cross Bar Extension GM
GM Positions: Right
Description: Center-lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.01
$13.40
MSRP $19.01
$13.40
8
Driver Side Floor Panel Number 1 Cross Bar Reinforcement GM
GM Positions: Left
Description: Center-lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.93
$14.75
MSRP $20.93
$14.75
9
MSRP $39.54
$27.87
9
Driver Side Front Compartment Outer Side Rail Extension GM
GM Positions: Left
Description: Lower rail, side upper. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $86.80
$61.18
MSRP $86.80
$61.18
10
Rail Extension GM
GM Positions: Right
Description: 2021-23, lower rail, side lower. 2024-25, lower rail, side lower.
MSRP $76.87
$54.18
MSRP $76.87
$54.18
10
Driver Side Front Compartment Side Rail Rear Extension GM
GM Positions: Left
Description: Lower rail, side lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $79.36
$55.94
MSRP $79.36
$55.94
11
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Lower rail, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.14
$7.15
MSRP $10.14
$7.15
11
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Lower rail, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $27.81
$19.60
MSRP $27.81
$19.60
12
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Lower rail, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $79.88
$56.30
MSRP $79.88
$56.30
12
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Lower rail, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $36.40
$25.66
MSRP $36.40
$25.66
13
Rail Assembly Lower Reinforced GM
GM Positions: Right
Description: 2021-23, lower rail, #3. 2024-25, lower rail, #3.
MSRP $17.25
$12.16
MSRP $17.25
$12.16
13
Driver Side Front Compartment Side Rail Rear Reinforcement GM
GM Positions: Left
Description: Lower rail, #3. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $20.57
$14.50
MSRP $20.57
$14.50