Structural Components & Rails for 2017 Buick LaCrosse
No.
Part # / Description / Price
Price
1
Front Driver Side Wheelhouse Panel 
GM
GM Positions: Left
Description: 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 $471.81
$310.23
MSRP $471.81
$310.23
2
Front Driver Side Wheelhouse Front Panel GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: 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 $203.08
$140.08
MSRP $203.08
$140.08
2
Front Passenger Side Wheelhouse Front Panel GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: 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 $28.90
$22.81
MSRP $28.90
$22.81
3
Front Passenger Side Wheelhouse Panel Bracket GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: 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 $26.86
$21.20
MSRP $26.86
$21.20
3
Front Driver Side Wheelhouse Panel Bracket GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: 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 $28.88
$22.79
MSRP $28.88
$22.79
4
Front Driver Side Wheelhouse Panel Extension GM
GM Positions: Left
Notes: PARTS: Part included with apron assembly.
Description: Helps provide structural support to the fender
Helps deflect debris
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $795.95
$520.97
MSRP $795.95
$520.97
4
Front Passenger Side Wheelhouse Panel Extension GM
GM Positions: Right
Notes: PARTS: Part included with apron assembly.
Description: Helps provide structural support to the fender
Helps deflect debris
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $445.51
$292.94
MSRP $445.51
$292.94
5
Passenger Side Front Wheelhouse Panel Bracket GM
GM Positions: Right
Notes: PARTS: Part included with front side rail.
Description: 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 $38.99
$28.36
MSRP $38.99
$28.36
5
Front Driver Side Wheelhouse Panel Bracket GM
GM Positions: Left
Notes: PARTS: Part included with front side rail.
Description: 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 $39.62
$28.82
MSRP $39.62
$28.82
6
Passenger Side Front Wheelhouse Panel Brace GM
GM Positions: Right
Notes: PARTS: Part included with front side rail.
Description: Front. 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 $18.21
$14.37
MSRP $18.21
$14.37
7
Passenger Side Front Compartment Upper Side Rail GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $48.84
$35.52
MSRP $48.84
$35.52
8
Passenger Side Front Compartment Side Rail GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $774.54
$506.95
MSRP $774.54
$506.95
8
Front Compartment Side Rail GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $644.81
$422.04
MSRP $644.81
$422.04
9
Driver Side Engine Compartment Rail Bracket GM
GM Positions: Left
Description: Front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $53.30
$38.77
MSRP $53.30
$38.77
9
Passenger Side Engine Compartment Side Rail Bracket GM
GM Positions: Right
Description: Front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $23.61
$18.63
MSRP $23.61
$18.63
10
Driver Side Engine Compartment Rail Bracket GM
GM Positions: Left
Description: Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $58.70
$42.70
MSRP $58.70
$42.70
10
Passenger Side Engine Compartment Side Rail Bracket GM
GM Positions: Right
Description: Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $64.04
$46.59
MSRP $64.04
$46.59
11
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
$10.19
MSRP $12.72
$10.19
11
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
$23.96
MSRP $30.36
$23.96
12
Driver Side Front Compartment Side Rail Bracket GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $159.79
$110.46
MSRP $159.79
$110.46
12
Passenger Side Front Compartment Side Rail Bracket GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $157.53
$108.90
MSRP $157.53
$108.90
13
Driver Side Body Drivetrain and Front Suspension Frame Support GM
GM Positions: Left
Description: Helps secure your vehicle's suspension crossmember
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 $358.44
$235.69
MSRP $358.44
$235.69
14
Rail Assembly Brace GM
GM Positions: Right
Description: Lower rail. 2024-25, apron assembly.
MSRP $52.36
$38.08
MSRP $52.36
$38.08
14
Upper Reinforced Bracket GM
GM Positions: Left
Description: Lower rail. Apron assembly.
MSRP $54.63
$39.74
MSRP $54.63
$39.74
17
MSRP $65.16
$47.39
17
MSRP $59.25
$43.10
18
Driver Side Engine Compartment Rail Bracket GM
GM Positions: Left
Description: Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $53.25
$38.74
MSRP $53.25
$38.74
18
Passenger Side Engine Compartment Side Rail Bracket GM
GM Positions: Right
Description: Rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $34.74
$25.27
MSRP $34.74
$25.27
19
Driver Side Front End Sheet Metal Diagonal Brace Reinforcement GM
GM Positions: Left
Description: Lower rail. Helps reinforce and align your vehicle's radiator support panel reinforcement
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $10.92
$8.75
MSRP $10.92
$8.75
19
Passenger Side Front End Sheet Metal Diagonal Brace Reinforcement GM
GM Positions: Right
Description: Lower rail. Helps reinforce and align your vehicle's radiator support panel reinforcement
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.07
$8.87
MSRP $11.07
$8.87
20
Driver Side Front Engine Compartment Inner Rail Extension GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: Front inner. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $77.21
$56.16
MSRP $77.21
$56.16
20
Passenger Side Front Compartment Inner Side Rail Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: Front inner. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $77.21
$56.16
MSRP $77.21
$56.16
21
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
21
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
$56.79
MSRP $78.07
$56.79
22
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
$58.79
MSRP $85.04
$58.79
22
$51.69
23
MSRP $75.21
$54.71
23
Passenger Side Engine Compartment Outer Side Rail Extension GM
GM Positions: Right
Description: Side, upper. Rear plate. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $16.55
$13.26
MSRP $16.55
$13.26
24
Passenger Side Front Compartment Side Rail Rear Extension GM
GM Positions: Right
Description: Lower rail, side lower. Rear lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $47.71
$34.70
MSRP $47.71
$34.70
24
Driver Side Front Compartment Side Rail Rear Extension GM
GM Positions: Left
Description: Lower rail, side lower. Rear lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $51.43
$37.41
MSRP $51.43
$37.41
25
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
$16.52
MSRP $20.93
$16.52
25
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
$15.00
MSRP $19.01
$15.00
26
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
$16.23
MSRP $20.57
$16.23
26
Rail Assembly Lower Reinforced GM
GM Positions: Right
Description: 2021-23, lower rail, #3. 2024-25, lower rail, #3.
MSRP $17.25
$13.61
MSRP $17.25
$13.61
27
Driver Side Front Engine Compartment Front Rail Reinforcement 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 $31.09
$24.54
MSRP $31.09
$24.54
27
Passenger Side Front Compartment Front Side Rail Reinforcement 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 $25.25
$19.93
MSRP $25.25
$19.93