Brackets, Flanges & Hangers for 2023 GMC Sierra 1500
1. Outer Rail 
2. Frame Assembly 
3. Step Bar Assembly 
4. Fender 
5. Inner Lock Pillar 
6. Uniside Assembly 
7. Rear Bumper 
8. Headrest 
9. Lock Pillar Trim 
10. Console Assembly 
11. Roof Panel 
12. Truck Bed Panel 
13. Headliner 
14. Front Floor Pan 
15. Cushion Cover 
16. Occupant Sensor 
17. Front Panel 
18. Sunroof Glass 
19. Park Sensor 
20. Bumper Cover 
21. Cowl Grille 
22. Inst Cluster 
23. Carrier 
24. Inner Windshield Pillar 
25. Lower Cover 
26. Steering Wheel 
27. Filler Panel 
28. Upper Trim Panel 
29. Steering Wheel 
30. Tail Gate 31. Fender Bracket No.
Part # / Description / Price
Price
1
Pickup Box Front End Panel 
GM
GM Positions: Front
Description: 6.6 ft box. 5.8 FT BOX. without carbon box. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
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 $403.26
$266.01
MSRP $403.26
$266.01
3
Pickup Box Side Panel Front Filler GM
GM Positions: Left
Description: 5.8 FT BOX. with carbon box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $587.11
$385.51
MSRP $587.11
$385.51
3
Pickup Box Side Panel Front Filler GM
GM Positions: Right
Description: 5.8 FT BOX. with carbon box. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
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 $587.11
$385.51
MSRP $587.11
$385.51
3
Driver Side Pickup Box Side Panel Front Filler GM
GM Positions: Front left
Description: 6.6 ft box. 5.8 FT BOX. without carbon box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $28.85
$20.86
MSRP $28.85
$20.86
3
Truck Bed Panel Reinforcement GM
GM Positions: Front right
Description: 5.8 ft box. 6.6 ft box. Without carbon composite box.
MSRP $28.85
$20.86
MSRP $28.85
$20.86
5
Driver Side Pickup Box Rear Stake Pocket Bracket GM
GM Positions: Left
Description: 6.9 ft box. 8 ft box, single rear wheels. Helps align and secure truck bed panel
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 $20.88
$15.10
MSRP $20.88
$15.10
5
Passenger Side Pickup Box Rear Stake Pocket Bracket GM
GM Positions: Right
Description: 6.9 ft box. 8 ft box, dual rear wheels. 8 ft box, single rear wheels. 5.8 ft box. Helps align and secure truck bed panel
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 $20.88
$15.10
MSRP $20.88
$15.10
7
Pickup Box Nut GM
GM Positions: Left
Description: Helps align and secure various components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $8.20
$5.93
MSRP $8.20
$5.93
10
Wheelhouse Panel GM
GM Positions: Left
Description: With carbon composite box, front.
MSRP $653.19
$428.90
MSRP $653.19
$428.90
10
Wheelhouse Panel GM
GM Positions: Right
Description: With carbon composite box, front.
MSRP $653.19
$428.90
MSRP $653.19
$428.90
11
Driver Side Truck Bed Wheel Housing Center Panel GM
GM Positions: Left
Description: 5.8 FT BOX. center with carbon box. Shields vehicle from airborne debris thrown by the tires
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 $653.19
$428.90
MSRP $653.19
$428.90
11
Passenger Side Truck Bed Wheel Housing Center Panel GM
GM Positions: Right
Description: 5.8 FT BOX. center with carbon box. Shields vehicle from airborne debris thrown by the tires
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 $653.19
$428.90
MSRP $653.19
$428.90
12
Wheelhouse Panel GM
GM Positions: Left
Description: With carbon composite box, rear.
MSRP $685.85
$450.34
MSRP $685.85
$450.34
12
Wheelhouse Panel GM
GM Positions: Right
Description: With carbon composite box, rear.
MSRP $653.19
$428.90
MSRP $653.19
$428.90
14
Pickup Box Platform Rear Cross Sill GM
GM Positions: Rear
Description: 5.8 ft box. 6.6 ft box. Helps secure and strengthen truck bed floor
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 $231.47
$152.69
MSRP $231.47
$152.69
15
Upper Bracket GM
GM Description: 6.9 ft box. 8 ft box, single rear wheels. With carbon composite box.
$32.28
$32.28
16
Exhaust Front Heat Shield GM
GM Positions: Right
Description: Dual exhaust, rear. 4.3L, rear, without 8 ft box. 2.7L, rear, without 8 ft box. Single exhaust, rear. Can help prevent exhaust heat from damaging your vehicle's undercarriage and engine compartment components
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $103.25
$68.76
MSRP $103.25
$68.76
19
Cargo Lamp GM
GM Positions: Left
Description: 5.8 FT BOX. with carbon box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $78.97
$54.23
MSRP $78.97
$54.23
20
Body Wiring Harness GM
GM Positions: Left
Description: Durable outer coverings help shield and protect against tough conditions, vibration, abrasions, and moisture
Wires are color coded for easy installation
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $74.79
$48.60
MSRP $74.79
$48.60
21
MSRP $25.00
$22.50
22
MSRP $105.19
$70.34
23
USB Port GM
GM Positions: Rear
Description: 2022-26 redesign rear trim. USB port. Lower components. Center seat-az3.
MSRP $107.21
$67.83
MSRP $107.21
$67.83
23
12 Volt Accessory Power Outlet GM
GM Positions: Rear
Description: 12 Volt. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $8.65
$6.23
MSRP $8.65
$6.23
23
Jet Black Pickup Box Accessory Power Receptacle GM
GM Positions: Rear
Description: 8 ft box, dual rear wheels, 110v. 5.8 ft box. 110v. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $108.36
$72.46
MSRP $108.36
$72.46
24
MSRP $66.85
$43.46