Frame for 2026 GMC Sierra 1500
1. Right 
2. Lock Pillar Trim 
3. Frame Assembly 
4. Windshield Pillar Trim 
5. Inner Center Pillar 
6. Body A-Pillar 
7. Mount Cushion 
8. Inner Center Pillar 
9. Step Bar Assembly 
10. Uniside Assembly 
11. Inner Windshield Pillar 
12. Body A-Pillar Trim Panel 
13. Inner Lock Pillar 
14. Windshield Pillar Trim 
15. Outer Rail 
16. Inner Rocker 
17. Cowl Cover 
18. Windshield Pillar Trim 
19. Windshield Pillar Trim 
20. Uniside Assembly 
21. Body A-Pillar Trim Panel 
22. Windshield Pillar Trim 
23. Windshield Pillar Trim 
24. Body B-Pillar 
25. Trailer Hitch 
26. Step Bar 
27. Front 
28. Trailer Hitch 
29. Body A-Pillar Trim Panel 
30. Right 
31. Body A-Pillar Trim Panel 
32. Body A-Pillar Trim Panel 
33. Body A-Pillar Trim Panel 
34. Body A-Pillar Trim Panel 
35. Inner Center Pillar 
36. Cowl Grille No.
Part # / Description / Price
Price
2
Step Bar 
GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable.
$674.11
$674.11
2
Step Bar GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable.
$674.11
$674.11
3
Driver Side Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable. Installed in your vehicle's assist step for a finished appearance
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 $60.84
$40.68
MSRP $60.84
$40.68
3
Step Bar Front Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable.
MSRP $60.84
$40.68
MSRP $60.84
$40.68
3
Assist Step Front Finish Cap GM
GM Positions: Front left
Description: Regular cab, oval type. Crew cab oval type. Double cab oval type. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
3
Assist Step Front Finish Cap GM
GM Positions: Front right
Description: Regular cab, oval type. Crew cab oval type. Double cab oval type. Installed in your vehicle's assist step for a finished appearance
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $62.91
$42.07
MSRP $62.91
$42.07
3
Assist Step Finish Cap GM
GM Positions: Front left
Description: Crew cab, work step. Double cab, work step. Crew cab black assist. Double cab black assist. Installed in your vehicle's assist step for a finished appearance
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 $51.44
$34.40
MSRP $51.44
$34.40
3
Assist Step Finish Cap GM
GM Positions: Front right
Description: Crew cab, work step. Double cab, work step. Regular cab, black assist. Crew cab black assist. Double cab black assist. Installed in your vehicle's assist step for a finished appearance
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 $50.55
$33.80
MSRP $50.55
$33.80
4
Assist Step Front Extension GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $229.08
$151.80
MSRP $229.08
$151.80
4
Running Board Reinforcement Bracket GM
GM Positions: Rear
Description: Crew cab, power retractable. Helps align and secure your vehicle's running board
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 $13.03
$9.03
MSRP $13.03
$9.03
5
Front Bracket Insulator GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable.
$11.39
$11.39
6
Driver Side Assist Step Front Extension GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $245.38
$162.60
MSRP $245.38
$162.60
6
Passenger Side Assist Step Front Extension GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab power retractable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $239.85
$158.94
MSRP $239.85
$158.94
11
Driver Side Assist Step Switch GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $131.41
$87.08
MSRP $131.41
$87.08
11
Passenger Side Assist Step Switch GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $131.41
$87.08
MSRP $131.41
$87.08
12
Wire GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable.
MSRP $157.92
$104.64
MSRP $157.92
$104.64
12
Wire GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, power retractable.
MSRP $157.92
$104.64
MSRP $157.92
$104.64
