Frame for 2021 GMC Sierra 2500 HD
1. Step Bar Assembly 
2. Frame Assembly 
3. Windshield Pillar Trim 
4. Mount Cushion 
5. Outer Rail 
6. Body A-Pillar Reinforcement 
7. Mount Cushion 
8. Inner Center Pillar 
9. Uniside Assembly 
10. Uniside Assembly 
11. Inner Windshield Pillar 
12. Inner Lock Pillar 
13. Inner Windshield Pillar Bracket 
14. Body B-Pillar 
15. Inner Lock Pillar 
16. Side Cover 
17. Rear 
18. Front 
19. Inner Rocker Assembly 
20. Floor Extension 
21. Cowl Grille 
22. Floor Sill 
23. Body A-Pillar Trim Panel 
24. Left 
25. Running Board 
26. Running Board 
27. Running Board 
28. Running Board 
29. Running Board 
30. Running Board 
31. Running Board 
32. Body A-Pillar Trim Panel 
33. Body A-Pillar Trim Panel 
34. Body A-Pillar Trim Panel 
35. Left 
36. Left 
37. Inner Center Pillar 
38. Front 
39. Fender 
40. Assist Steps, 6-Inch Rectangular, Chrome 
41. Right 
42. Right 
43. Right 
44. Right 
45. Floor Extension 
46. Extension Panel 
47. Floor Extension 
48. Sill Panel 49. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
1
Step Bar Assembly 
GM
GM Notes: PARTS: Part is for a dealer installed accessory kit that includes both sides.
Description: Crew cab, round type, chrome. Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
Step Bar Assembly GM
GM Notes: PARTS: Part is for a dealer installed accessory kit that includes both sides.
Description: Crew cab, round type, black. Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. Make it easier to get into and out of your vehic ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
4-Inch Round Assist Steps, Chrome GM
GM Description: Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps feature a textured surface to ...
MSRP $695.00
$557.74
MSRP $695.00
$557.74
1
6-Inch Rectangular Assist Steps, Black GM
GM Description: Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps feature a textured surface to ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. These Regular Cab 6-Inch Rectangular Assist Step ...
MSRP $695.00
$557.74
MSRP $695.00
$557.74
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. These Regular Cab 6-Inch Rectangular Assist Step ...
MSRP $750.00
$601.88
MSRP $750.00
$601.88
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. Includes all mounting hardware. Parked over a hole or a puddle? No problem with these Assist Steps. They make getting in and out of your vehicle much e ...
MSRP $455.00
$371.96
MSRP $455.00
$371.96
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. Parked over a hole or a puddle? No problem with ...
MSRP $495.00
$404.66
MSRP $495.00
$404.66
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. These Crew Cab Work Step Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stable f ...
MSRP $525.00
$421.31
MSRP $525.00
$421.31
1
Sport Step Assist Steps GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy GMC Accessories Assist Steps. They include mounting hardware and a traction pad with molded plastic grooves for more stable footing. These Double Cab Sport Step Assist Steps, also known a ...
MSRP $1,095.00
$878.74
MSRP $1,095.00
$878.74
1
Running Board Step GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy GMC Accessories Assist Steps. These Crew Cab Sport Step Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stable footing. Includes all mounting hardware. Parked over a hole or a puddle? No problem with these Assist Steps. They make getting in and out of your vehicle much easier, plus they add a customized look. You get function and style with this accessory.
MSRP $1,095.00
$878.74
MSRP $1,095.00
$878.74
1
Driver Side Assist Step GM
GM Positions: Left
Description: Assists with access into and out of your vehicle
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 $1,247.34
$804.01
MSRP $1,247.34
$804.01
1
Step Bar GM
GM Positions: Right
Description: Crew cab, power retractable, chrome.
MSRP $1,247.34
$804.01
MSRP $1,247.34
$804.01
1
Driver Side Assist Step GM
GM Positions: Left
Description: Assists with access into and out of your vehicle
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 $369.10
$242.36
MSRP $369.10
$242.36
1
MSRP $369.10
$242.36
1
$1,131.77
1
$1,303.27
1
6-Inch Rectangular Assist Steps, Chrome GM
GM Description: Make it easier to get into and out of your vehicle with these sturdy Chevrolet Accessories Assist Steps. These Crew Cab 6-Inch Rectangular Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
Step Bar Assembly GM
GM Description: Crew cab, oval type, black. Step up convenience and style with these highly durable and capable Chevy Accessories Truck Assist Steps, also known as running boards or side steps. Designed and engineered specifically to fit your vehicle, these sturdy steps f ...
MSRP $850.00
$682.13
MSRP $850.00
$682.13
1
$1,126.62
1
$1,080.11
2
Driver Side Assist Step Pad GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab round type. Double cab round type. Provides foot traction on your vehicle's running boards
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 $88.68
$59.30
MSRP $88.68
$59.30
