Hardware, Fasteners & Fittings for 2021 GMC Sierra 2500 HD
1. Rear Bumper 
2. Windshield Pillar Trim 
3. Step Bar Assembly 
4. Hood 
5. Windshield Pillar Trim 
6. Rear 
7. Windshield Pillar Trim 
8. Door Trim Panel 
9. Truck Bed Decal 
10. Bumper 
11. Assist Steps, 6-Inch Rectangular, Chrome 
12. Spoiler Assembly 
13. Fender 
14. Headliner 
15. Armrest Stop 
16. Door Shell 
17. Filler Panel 
18. Overhead Console 
19. Front 
20. Mount Cushion 
21. Belt Molding 
22. Door Shell 
23. Lock Pillar Trim 
24. Front 
25. Door Trim Panel 
26. Tail Gate 
27. Headliner 
28. Lock Pillar Trim 
29. Multi Switch 
30. Door Trim Panel 
31. Dashboard Panel Cap 
32. Decal 
33. Box Assembly 
34. Headrest 
35. Box Assembly 
36. 12 Volt Accessory Power Outlet 
37. Frame Assembly 
38. Headrest 
39. Start Button 
40. Inst Cluster 
41. Headliner 
42. Bumper Cover Bolt 
43. Bumper Cover Bolt 
44. Bumper Cover Bolt 
45. Mirror Assembly 
46. Bumper Cover Bolt 
47. Steering Wheel 
48. Bumper Cover Bolt 
49. Grille Bolt 
50. Horn 
51. Bumper Cover Bolt 
52. Rear 
53. Grille Bolt 
54. Belt Molding 
55. Spare Carrier 
56. Quarter Panel Splash Shield Bolt 
57. Front Molding Retainer 
58. Grille Surround Bolt 
59. Bumper Cover Bolt 
60. Door Trim Panel 
61. Hole Cover Bolt 
62. Bumper Cover Bolt 
63. Quarter Panel Splash Shield Bolt 
64. Bumper Cover Bolt 
65. Run Weather-strip 
66. Bumper Cover Bolt 
67. Armrest Assembly 
68. Inner Rocker Assembly 
69. Tail Gate 
70. Handle, Outside 
71. Fender Liner Bolt 
72. Headrest 
73. Fender Liner Bolt 
74. Air Deflector Bolt 
75. Hood Molding Clip 
76. Molding Clip 
77. Rear Insulator Seal 78. Fender Support Bolt No.
Part # / Description / Price
Price
1
Black Front Seat Head Restraint 
GM
GM Positions: Right
Description: Without power, cloth, seat (a52), black. Without POWER. cloth black (H1T). Helps minimize the chance of a neck injury in certain collisions
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 $139.45
$92.88
MSRP $139.45
$92.88
1
MSRP $61.45
$42.03
2
Headrest Guide GM
GM Positions: Right
Description: With ventilated, atmosphere. Seat back components, dark atmosphere. Without power, atmosphere.
MSRP $15.22
$10.96
MSRP $15.22
$10.96
2
Headrest Guide GM
GM Positions: Right
Description: With flat-folding seat. Manual seat. 2014-17, passenger seat. Seat back with power, with 4-way lumbar with sport seat. With 8-way power. black. 2014-17 driver seat. Without POWER. with bezel black.
MSRP $49.22
$33.68
MSRP $49.22
$33.68
3
MSRP $223.85
$147.07
3
Seat Back Cover GM
GM Positions: Right
Description: Without POWER. cloth, black (H1T) from 09/03/2024.
MSRP $235.88
$154.98
MSRP $235.88
$154.98
4
MSRP $135.50
$90.24
5
Front Passenger Side Seat Back Frame GM
GM Positions: Right
Description: Without power, with 2-way lumbar. Provides structure and support for the seat cushion
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 $152.58
$101.62
MSRP $152.58
$101.62
7
MSRP $165.50
$110.22
7
Cushion Cover GM
GM Positions: Right
Description: Without POWER. cloth black (H1T).
MSRP $153.36
$102.14
MSRP $153.36
$102.14
8
Airbag Front Passenger Side Passenger Presence Module Kit with Sensor GM
GM Positions: Right
Description: Helps engage or disengage passenger seat airbag
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 $718.85
$472.01
MSRP $718.85
$472.01
9
Seat Cushion Pad GM
GM Positions: Right
Notes: PARTS: Part included with Occupant sensor.
Description: With power, without ventilated, without haptic alert.
MSRP $137.44
$91.53
MSRP $137.44
$91.53
11
Support Spring GM
GM Positions: Right
Description: Frames & shields, manual, without vented. With power, with ventilated, with massage, seat back. Without POWER. seat back.
MSRP $12.39
$8.93
MSRP $12.39
$8.93
13
Front Passenger Side Seat Cushion Frame GM
GM Positions: Right
Description: Without power, with cushion frame. Without power seats. Right. Helps provide a secure platform for your vehicle's seat cushion
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 $224.78
$147.68
MSRP $224.78
$147.68
14
Jet Black Front Seat Adjuster Handle GM
GM Positions: Right
Description: Without power, with 2-way lumbar. Without power. black. Helps adjust seat position
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 $13.05
$9.40
MSRP $13.05
$9.40
15
Outer Finish Panel GM
GM Positions: Right
Description: With power, with ventilated, with massage, seat cushion. Without power. black.
MSRP $81.22
$55.56
MSRP $81.22
$55.56
16
Outer Finish Panel Retainer GM
GM Positions: Right
Description: Without performance seat, frames & shields, #2. With ventilated, with power bolster, rear. Without power. Outer finish pnl,retainer.
MSRP $9.71
$7.00
MSRP $9.71
$7.00
17
Recline Handle GM
GM Positions: Right
Description: Without power, recline, black. Without power, black, to 03/2023. Without power, with 2-way lumbar. Without power, recline, to 03/03/2023.
MSRP $16.29
$11.72
MSRP $16.29
$11.72
18
Jet Black Front Seat Adjuster Finish Cover Bolt Cap GM
GM Positions: Right
Description: Without power, with 2-way lumbar. Front driver seat. Manual seat. Without flat-folding seat. Without power. black. Installed in your vehicle's seat back recliner adjustment handle 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 $13.05
$9.40
MSRP $13.05
$9.40
19
Jet Black Passenger Seat Inner Adjuster Front Finish Cover GM
GM Positions: Right
Description: Passenger seat, black. With ventilated, without power bolster. With power, without ventilated. black. With heated. black. Protects the seat track from debris
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 $12.43
$8.95
MSRP $12.43
$8.95
20
MSRP $8.41
$6.06
21
Jet Black Driver Seat Inner Recliner Finish Cover GM
GM Positions: Left
Description: Seat cushion, with vented. Without ventilated, without power bolster, outboard. With ventilated, with power bolster, inboard. With power, with ventilated. outer black. Without POWER. outer black. With power, without ventilated. inner black. With HEATED. inner black. With HEATED. outer black. DRIVER SEAT. outer black. Passenger seat. outer black. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $11.19
$8.05
MSRP $11.19
$8.05
22
Front Passenger Side Seat Wiring Harness GM
GM Positions: Right
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $111.77
$70.72
MSRP $111.77
$70.72