Structural Components & Rails for 2026 Buick Envision
No.
Part # / Description / Price
Price
2
Inner Rail 
GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: 2024-26, lower rail.
$365.61
$365.61
2
Inner Rail GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: 2024-26, lower rail.
$365.61
$365.61
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
$22.88
MSRP $31.13
$22.88
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
$9.58
MSRP $13.03
$9.58
4
Rail Extension GM
GM Positions: Front right upper
Description: 2021-23, lower rail, side upper. 2024-26, lower rail, side upper.
MSRP $44.75
$32.89
MSRP $44.75
$32.89
6
Passenger Side Brake Hose Bracket GM
GM Positions: Right
Notes: PARTS: Part included with rail assembly.
Description: Lower rail. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $47.13
$28.77
MSRP $47.13
$28.77
6
Outer Rail Bracket GM
GM Positions: Left
Notes: PARTS: Part included with rail assembly.
Description: 2021-23, lower rail. 2024-26, lower rail.
MSRP $26.61
$18.52
MSRP $26.61
$18.52
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
$64.06
MSRP $87.17
$64.06
7
$53.53
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
$14.32
MSRP $19.49
$14.32
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
$15.77
MSRP $21.46
$15.77
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
$32.84
MSRP $44.69
$32.84
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
$57.91
MSRP $78.80
$57.91
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
$59.79
MSRP $81.36
$59.79
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
$20.95
MSRP $28.50
$20.95
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
$7.64
MSRP $10.39
$7.64
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
$27.43
MSRP $37.32
$27.43
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
$60.17
MSRP $81.87
$60.17
14
Rail Assembly Lower Reinforced GM
GM Positions: Right
Description: 2021-23, lower rail, #3. 2024-26, lower rail, #3.
MSRP $17.68
$12.99
MSRP $17.68
$12.99
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
$15.49
MSRP $21.08
$15.49