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
Mirror Assembly 
GM
GM Positions: Left
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, with blind spot, chrome.
MSRP $1,020.04
$669.78
MSRP $1,020.04
$669.78
1
Mirror Assembly GM
GM Positions: Right
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, with blind spot, chrome.
MSRP $971.45
$637.88
MSRP $971.45
$637.88
1
Driver Side Door Mirror GM
GM Positions: Left
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Helps you see behind or beside vehicle
Surface texture matches original equipment
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $954.22
$626.56
MSRP $954.22
$626.56
1
Mirror Assembly GM
GM Positions: Right
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, with blind spot, black painted.
MSRP $908.77
$596.72
MSRP $908.77
$596.72
1
Mirror Assembly GM
GM Positions: Left
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, without blind spot. Regular cab, manual extending, with power, power folding, with blind spot.
$343.35
$343.35
1
Mirror Assembly GM
GM Positions: Right
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Regular cab, manual extending, with power, power folding, without blind spot. Double & crew cab, manual extending, with power, power folding, without blind spot.
$353.45
$353.45
1
Mirror Assembly GM
GM Positions: Left
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, with blind spot, without surround view, with blind spot, without surround view. Regular cab manual extending, with power power folding. with blind spot.
$370.89
$370.89
1
Mirror Assembly GM
GM Positions: Right
Notes: PARTS: Part listed is for estimating purposes only. Contact your local dealer for specific pricing information.
Description: Double & crew cab, manual extending, with power, power folding, with blind spot, without surround view, with blind spot, without surround view. Regular cab manual extending, with power power folding. with blind spot.
$377.95
$377.95
2
Multi-Purpose Nut GM
GM Positions: Left
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $9.68
$6.62
MSRP $9.68
$6.62
3
Passenger Side Door Mirror Gasket GM
GM Positions: Right
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, manual extending, without power, to 11/01/2019. Double & crew cab, manual extending, with power, manual folding, to 11/01/2019. Helps ensure a tight seal from your vehicle's door mirror to the body
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $51.21
$35.17
MSRP $51.21
$35.17
3
Driver Side Outside Rearview Mirror Gasket GM
GM Positions: Left
Description: Double & crew cab, non-extending. Helps ensure a tight seal from your vehicle's door mirror to the body
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
$10.54
$10.54
3
Mirror Assembly Gasket GM
GM Positions: Left
Description: Double & crew cab manual extending, without power. from 11/02/2019. Double & crew cab, manual extending, without power, to 11/01/2019. Regular cab, manual extending, without power, to 11/01/2019.
MSRP $67.36
$46.26
MSRP $67.36
$46.26
3
Driver Side Outside Rearview Mirror Gasket GM
GM Positions: Left
Description: Double & crew cab, manual extending, with power, power folding, to 11/01/2019. Double & crew cab, manual extending, with power, power folding, from 11/02/2019. Regular cab, manual extending, with power, power folding, from 11/02/2019. Helps ensure a tight seal from your vehicle's door mirror to the body
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $66.93
$45.96
MSRP $66.93
$45.96
5
Driver Side Outside Rearview Mirror Actuator GM
GM Positions: Left
Notes: PARTS: Part included with mirror assembly.
Description: Silverado, Sierra 2500 HD. Left. Silverado, Sierra 3500 HD. Double & crew cab, manual extending, with power, power folding. Regular cab, manual extending, with power, power folding. Helps adjust and hold your vehicle's door mirror in the correct position
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $102.06
$68.24
MSRP $102.06
$68.24
6
Passenger Side Door Mirror with Glass and Backing Plate GM
GM Positions: Right
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, manual extending, with power, power folding, upper, without blind spot. Regular cab, manual extending, with power, power folding, upper, without blind spot. Helps you see areas behind and to the sides of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $129.46
$86.57
MSRP $129.46
$86.57
6
Driver Side Door Mirror with Glass and Backing Plate GM
GM Positions: Left
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, power extending, upper, with blind spot. Helps you see areas behind and to the sides of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $229.93
$151.67
MSRP $229.93
$151.67
7
Passenger Side Door Mirror Lower Glass GM
GM Positions: Right
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, manual extending, with power, manual folding, lower. Double & crew cab, manual extending, without power, lower. Regular cab, manual extending, without power, lower. Helps you see areas behind and to the sides of your vehicle
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $118.49
$79.23
MSRP $118.49
$79.23
8
Front Passenger Side Clearance Lamp GM
GM Positions: Right
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, power extending. Double & crew cab, with wide load, with power folding. Regular cab, manual extending, with power, power folding. Helps cover and protect your vehicle's clearance lamp capsule
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $240.90
$158.91
MSRP $240.90
$158.91
8
Front Driver Side Clearance Lamp GM
GM Positions: Left
Notes: PARTS: Part included with mirror assembly.
Description: Double & crew cab, with wide load, with power folding. Double & crew cab, manual extending, with power, power folding. Helps cover and protect your vehicle's clearance lamp capsule
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $263.79
$174.01
MSRP $263.79
$174.01
8
Front Driver Side Clearance Lamp GM
GM Positions: Front left
Description: Double & crew cab, manual extending, with power, manual folding. Double & crew cab, with wide load, without power folding. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $155.09
$103.71
MSRP $155.09
$103.71
9
Passenger Side Rearview Mirror Courtesy Lamp GM
GM Positions: Front right lower
Description: Tahoe & Yukon. Suburban & Yukon XL. Escalade. Double & crew cab, power extending. Regular cab, manual extending, with power, power folding. Double & crew cab with power. lower. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $30.38
$21.96
MSRP $30.38
$21.96
10
Front Driver Side External Flood Lamp GM
GM Positions: Left
Notes: PARTS: Part included with mirror assembly.
Description: 2nd design with wide load, with power. Double & crew cab, with wide load, with power folding, upper. Double & crew cab, manual extending, with power, power folding, perimeter. With power folding with power, 2016-18 wide load. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $127.80
$85.46
MSRP $127.80
$85.46
11
MSRP $17.16
$10.30
12
Chrome Passenger Side Door Mirror Housing Upper Cover GM
GM Positions: Right
Description: Double & crew cab, power extending, chrome. Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $129.88
$86.85
MSRP $129.88
$86.85
12
Chrome Driver Side Door Mirror Housing Upper Cover GM
GM Positions: Left
Description: Double & crew cab, power extending, chrome. Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $129.88
$86.85
MSRP $129.88
$86.85
12
Black Driver Side Door Mirror Housing Upper Cover GM
GM Positions: Left
Description: Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $110.02
$73.57
MSRP $110.02
$73.57
12
Black Passenger Side Door Mirror Housing Upper Cover GM
GM Positions: Right
Description: Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$73.57
$73.57
13
Chrome Driver Side Door Mirror Housing Lower Cover GM
GM Positions: Left
Description: Double & crew cab, power extending, without surround view, chrome. Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $164.74
$110.16
MSRP $164.74
$110.16
13
Chrome Passenger Side Door Mirror Housing Lower Cover GM
GM Positions: Right
Description: Double & crew cab, power extending, without surround view, chrome. Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $165.54
$110.69
MSRP $165.54
$110.69
13
Black Driver Side Outside Rearview Mirror Housing Lower Cover GM
GM Positions: Front left lower
Description: Double & crew cab, manual extending, without power. Double & crew cab, power extending, without surround view, black. Regular cab, manual extending, with power, manual folding. Double & crew cab, manual extending, with power, power folding. Helps protect your vehicle's door mirror from the elements
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $91.95
$61.48
MSRP $91.95
$61.48