Frame for 2025 GMC Sierra 3500 HD
1. 6-Inch Rectangular Assist Steps, Chrome 
2. Outer Rail 
3. Inner Windshield Pillar 
4. Inner Center Pillar 
5. Frame Assembly 
6. Cowl Grille 
7. Mount Cushion 
8. Uniside Assembly 
9. Body B-Pillar 
10. Inner Center Pillar 
11. Rear 
12. Inner Lock Pillar 
13. Windshield Pillar Trim 
14. Body B-Pillar 
15. Step Bar Assembly 
16. Floor Extension 
17. Inner Center Pillar 
18. Front 
19. Fender 
20. Right 
21. Right 
22. Floor Extension 
23. Floor Extension 
24. Floor Extension 
25. Floor Extension 
26. Extension Panel 
27. Floor Extension 
28. Sill Panel 29. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
1
6-Inch Rectangular Assist Steps, Chrome 
GM
GM Notes: Crew Cab
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
$726.75
MSRP $850.00
$726.75
1
Step Bar Assembly GM
GM Notes: PARTS: Part is for a dealer installed accessory kit that includes both sides.
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
$726.75
MSRP $850.00
$726.75
1
Step Bar Assembly GM
GM 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
$726.75
MSRP $850.00
$726.75
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 4-Inch Round Assist Steps, also known as truck side steps, feature a traction pad with molded plastic grooves to help provide more stabl ...
MSRP $845.00
$722.48
MSRP $845.00
$722.48
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. 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 vehicle with these sturdy Chevrolet Accessories Assist Steps.
MSRP $850.00
$726.75
MSRP $850.00
$726.75
1
$1,067.92
1
$1,164.02
1
$1,160.33
1
$1,160.33
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
$448.88
MSRP $525.00
$448.88
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
$936.23
MSRP $1,095.00
$936.23
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
$856.61
MSRP $1,247.34
$856.61
1
Step Bar GM
GM Positions: Right
Description: Crew cab, power retractable, chrome.
MSRP $1,247.34
$856.61
MSRP $1,247.34
$856.61
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
$253.48
MSRP $369.10
$253.48
1
MSRP $369.10
$253.48
2
Assist Step Front Finish Cap GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
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
MSRP $62.91
$43.96
MSRP $62.91
$43.96
2
Assist Step Front Finish Cap GM
GM Positions: Right
Notes: PARTS: Part included with step bar assembly.
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
$43.96
MSRP $62.91
$43.96
3
Assist Step Finish Cap GM
GM Positions: Rear right
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
$35.95
MSRP $51.44
$35.95
3
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Rear right
Description: 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 $17.38
$13.09
MSRP $17.38
$13.09
3
Passenger Side Assist Step Front Finish Cap GM
GM Positions: Rear right
Description: 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 $17.66
$13.30
MSRP $17.66
$13.30
4
Step Pad (1) GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab oval type. Double cab oval 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 $92.40
$64.57
MSRP $92.40
$64.57
5
Assist Step Bracket Cover GM
GM Positions: Left
Notes: PARTS: Part included with step bar assembly.
Description: Crew cab, oval type. Double cab, oval type. Helps provide 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 $69.40
$48.50
MSRP $69.40
$48.50