Structural Components & Rails for 2026 GMC Sierra EV
No.
Part # / Description / Price
Price
4
MSRP $420.07
$258.65
6
$78.96
11
Guide Bracket 
GM
GM Positions: Right
Notes: PARTS: Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
$37.39
$37.39
11
Extension Upper Extension GM
GM Positions: Left
Notes: PARTS: Part included with extension. Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
MSRP $41.62
$23.83
MSRP $41.62
$23.83
12
Extension GM
GM Positions: Right
Notes: PARTS: Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
$29.05
$29.05
12
Extension Lower Plate GM
GM Positions: Left
Notes: PARTS: Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
$32.52
$32.52
12
Extension Upper Extension GM
GM Positions: Front right lower
Description: Apron & rails, 2nd design. Apron & rails, all. Apron & rails, with detriot built.
$19.24
$19.24
12
Extension Reinforcement GM
GM Positions: Front left lower
Description: Apron & rails, 1st design. Apron & rails, 2nd design. Apron & rails, all. Apron & rails, with detriot built.
$80.99
$80.99
13
$449.70
13
$239.92
14
MSRP $40.40
$27.87
14
MSRP $40.40
$27.87
16
$17.93
18
Front Support Bracket GM
GM Positions: Right
Notes: PARTS: Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
$165.39
$165.39
18
Front Support Bracket GM
GM Positions: Left
Notes: PARTS: Part listed for estimating purposes only. Contact local dealer for specific part number and pricing.
Description: Apron & rails.
$153.45
$153.45
21
$45.43
21
$45.43
23
$23.45
23
$23.53
25
F (S)Mount GM
GM Positions: Front
Description: Without air suspension. Silverado EV. Exc.Air Suspension.
MSRP $121.12
$66.31
MSRP $121.12
$66.31