Frame for 2020 GMC Sierra 3500 HD
1. Outer Rail 
2. Frame Assembly 
3. Step Bar Assembly 
4. Inner Windshield Pillar 
5. Inner Center Pillar 
6. Cowl Grille 
7. Mount Cushion 
8. Windshield Pillar Trim 
9. Uniside Assembly 
10. Inner Lock Pillar 
11. Rear 
12. Inner Rocker Assembly 
13. Body A-Pillar Trim Panel 
14. Body A-Pillar Trim Panel 
15. Windshield Pillar Trim 
16. Body A-Pillar Trim Panel 
17. Windshield Pillar Trim 
18. Inner Center Pillar 
19. Front 
20. Fender 
21. Right 
22. Right 
23. Body B-Pillar Extension 
24. Body B-Pillar Extension 
25. Floor Extension 
26. Extension Panel 
27. Floor Extension 
28. Floor Extension 
29. Sill Panel 30. 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
$305.32
$305.32
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
$305.32
MSRP $464.98
$305.32
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
$91.08
MSRP $138.71
$91.08
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
$55.50
MSRP $83.00
$55.50
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
$55.50
MSRP $83.00
$55.50
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
$15.18
MSRP $21.00
$15.18
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
$15.18
MSRP $21.00
$15.18
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
$64.19
MSRP $96.00
$64.19
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
$64.19
MSRP $96.00
$64.19
5
$19.97
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
$300.82
MSRP $458.13
$300.82
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
$15.52
$15.52
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
$15.52
MSRP $21.46
$15.52
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
$14.74
MSRP $21.58
$14.74
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
$14.74
MSRP $21.58
$14.74
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
$12.26
MSRP $16.97
$12.26
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
$12.26
$12.26
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
$12.26
MSRP $16.97
$12.26
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
$12.26
$12.26
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
$12.26
$12.26
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
$12.26
MSRP $16.97
$12.26
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
$12.26
MSRP $16.97
$12.26
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
$16.67
MSRP $23.06
$16.67
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
$15.52
MSRP $21.46
$15.52