Structural Components & Rails for 2021 Buick Envision
No.
Part # / Description / Price
Price
1
Driver Side Front Compartment Side Rail 
GM
GM Positions: Left
Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $599.29
$422.39
MSRP $599.29
$422.39
1
Passenger Side Front Compartment Side Rail GM
GM Positions: Right
Notes: PARTS: Part number listed is for estimating purposes only. Contact local dealer for specific part and pricing information.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $611.59
$431.06
MSRP $611.59
$431.06
2
Front Rail GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail.
MSRP $389.05
$274.21
MSRP $389.05
$274.21
2
Front Rail GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail.
MSRP $387.61
$273.20
MSRP $387.61
$273.20
3
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 $80.03
$56.41
MSRP $80.03
$56.41
3
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 $80.03
$56.41
MSRP $80.03
$56.41
4
Rail Assembly Upper Reinforced GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail. 2024-26, lower rail.
MSRP $31.13
$21.94
MSRP $31.13
$21.94
4
Rail Assembly Upper Reinforced GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail. 2024-26, lower rail.
MSRP $13.03
$9.18
MSRP $13.03
$9.18
5
Driver Side Front Compartment Side Rail GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $92.33
$65.08
MSRP $92.33
$65.08
5
Passenger Side Front Compartment Side Rail GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $96.71
$68.16
MSRP $96.71
$68.16
6
Outer Rail Bracket GM
GM Positions: Left
Notes: PARTS: Part included with outer rail.
Description: 2021-23, lower rail. 2024-26, lower rail.
MSRP $26.61
$17.76
MSRP $26.61
$17.76
6
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 $47.13
$27.59
MSRP $47.13
$27.59
7
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 $87.17
$61.44
MSRP $87.17
$61.44
7
$51.34
8
Driver Side Front Compartment Inner Side Rail Extension GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: Lower rail, front inner. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $403.99
$284.74
MSRP $403.99
$284.74
8
Rail Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail, front inner. 2024-26, lower rail, front inner.
MSRP $403.99
$284.74
MSRP $403.99
$284.74
9
Passenger Side Floor Panel Number 1 Cross Bar Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: Center-lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $19.49
$13.74
MSRP $19.49
$13.74
9
Driver Side Floor Panel Number 1 Cross Bar Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: Center-lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.46
$15.13
MSRP $21.46
$15.13
10
Rail Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail, side upper. 2024-26, lower rail, side upper.
MSRP $44.75
$31.54
MSRP $44.75
$31.54
10
Driver Side Front Compartment Outer Side Rail Extension GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $44.69
$31.50
MSRP $44.69
$31.50
11
Driver Side Front Compartment Side Rail Rear Extension GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: Lower rail, side lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $81.36
$57.34
MSRP $81.36
$57.34
11
Rail Extension GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail, side lower. 2024-26, lower rail, side lower.
MSRP $78.80
$55.54
MSRP $78.80
$55.54
12
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 $10.39
$7.32
MSRP $10.39
$7.32
12
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 $28.50
$20.09
MSRP $28.50
$20.09
13
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 $37.32
$26.30
MSRP $37.32
$26.30
13
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 $81.87
$57.70
MSRP $81.87
$57.70
14
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 $21.08
$14.86
MSRP $21.08
$14.86
14
Rail Assembly Lower Reinforced GM
GM Positions: Right
Description: 2021-23, lower rail, #3. 2024-26, lower rail, #3.
MSRP $17.68
$12.46
MSRP $17.68
$12.46