Frame for 2020 GMC Sierra 3500 HD
1. Sport Assist Steps, Black with Sierra Script 
2. Outer Rail 
3. Frame Assembly 
4. Body A-Pillar 
5. Mount Cushion 
6. Inner Lock Pillar 
7. Body B-Pillar 
8. Windshield Pillar Trim 
9. Uniside Assembly 
10. Inner Lock Pillar 
11. Uniside Assembly 
12. Side Cover 
13. Cowl Cover 
14. Body A-Pillar Trim Panel 
15. Rear 
16. Windshield Pillar Trim 
17. Windshield Pillar Trim 
18. Body A-Pillar Bracket 
19. Inner Center Pillar 
20. Uniside Assembly 
21. Cowl Grille 
22. Inner Windshield Pillar 
23. Body A-Pillar Trim Panel 
24. Body A-Pillar Trim Panel 
25. Frame Assembly 
26. Right 
27. Right 
28. Right 
29. Inner Center Pillar 
30. Left 
31. Right 
32. Front 
33. Fender 
34. Step Bar Assembly 
35. Right 
36. Right 
37. Rocker Panel 
38. Body B-Pillar Extension 
39. Inner Rocker Assembly 
40. Extension Panel 
41. Floor Extension 
42. Sill Panel 43. Body C-Pillar Trim Panel No.
Part # / Description / Price
Price
1
Driver Side Front Compartment Upper Side Rail 
GM
GM Positions: Left
Notes: PARTS: Part included with radiator support with fender structure.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$308.12
$308.12
1
Passenger Side Front Compartment Upper Side Rail GM
GM Positions: Right
Notes: PARTS: Part included with radiator support with fender structure.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $464.98
$308.12
MSRP $464.98
$308.12
2
Body Side Front Fender Upper Front Bracket GM
GM Positions: Left
Description: Front fender. Helps align and secure your vehicle's fender
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 $138.71
$96.09
MSRP $138.71
$96.09
3
Body Driver Side Front Fender Upper Rear Bracket GM
GM Positions: Left
Description: Rear fender. Helps align and secure your vehicle's fender
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 $83.00
$60.00
MSRP $83.00
$60.00
3
Body Passenger Side Front Fender Upper Rear Bracket GM
GM Positions: Right
Description: Rear fender. Helps align and secure your vehicle's fender
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 $83.00
$60.00
MSRP $83.00
$60.00
4
Body Driver Side Hood Strut Bracket GM
GM Positions: Left
Notes: PARTS: Part included with outer rail.
Description: Support strut. Helps align and secure your vehicle's hood strut
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 $21.00
$16.45
MSRP $21.00
$16.45
4
Body Passenger Side Hood Strut Bracket GM
GM Positions: Right
Notes: PARTS: Part included with outer rail.
Description: Support strut. Helps align and secure your vehicle's hood strut
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 $21.00
$16.45
MSRP $21.00
$16.45
5
Body Driver Side Front Bumper Fascia Bracket GM
GM Positions: Left
Description: Secures your vehicle's fascia to its body
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $96.00
$69.40
MSRP $96.00
$69.40
5
Body Passenger Side Front Bumper Fascia Bracket GM
GM Positions: Right
Description: Secures your vehicle's fascia to its body
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $96.00
$69.40
MSRP $96.00
$69.40
5
$22.78
6
Passenger Side Front Compartment Upper Side Rail GM
GM Positions: Right
Notes: PARTS: Part included with radiator support with fender structure.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $458.13
$303.58
MSRP $458.13
$303.58
6
Rail Extension GM
GM Positions: Left
Notes: PARTS: Part included with radiator support with fender structure.
$391.62
$391.62
7
Front Compartment Side Rail Bracket GM
GM Positions: Left
Notes: PARTS: Part included with rail extension.
Description: Lh only. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$16.81
$16.81
9
Front Compartment Side Rail Bracket GM
GM Positions: Right
Description: Rh only. Right side only. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.46
$16.81
MSRP $21.46
$16.81
10
Body Battery Tray Reinforcement GM
GM Description: Battery tray, front. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.58
$15.96
MSRP $21.58
$15.96
11
Body Battery Tray Reinforcement GM
GM Description: Battery tray, rear. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.58
$15.96
MSRP $21.58
$15.96
12
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Inner rail, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $16.97
$13.29
MSRP $16.97
$13.29
12
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Inner rail, #1. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.29
$13.29
13
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Inner rail, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $16.97
$13.29
MSRP $16.97
$13.29
13
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Inner rail, #2. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.29
$13.29
14
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Inner rail, #3. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$13.29
$13.29
14
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Inner rail, #3. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $16.97
$13.29
MSRP $16.97
$13.29
15
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Inner rail, #4. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $16.97
$13.29
MSRP $16.97
$13.29
16
Driver Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Left
Description: Inner rail, #5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $23.06
$18.06
MSRP $23.06
$18.06
16
Passenger Side Front Compartment Front Side Rail Reinforcement GM
GM Positions: Right
Description: Inner rail, #5. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.46
$16.81
MSRP $21.46
$16.81