Hardware, Fasteners & Fittings for 2021 GMC Sierra 1500
1. Windshield Pillar Trim 
2. Outer Belt Assembly 
3. Rear Bumper 
4. Fender 
5. Hood 
6. Bumper Cover 
7. Headliner 
8. Lower Cover 
9. Spoiler Assembly 
10. Console Assembly 
11. Front 
12. Nameplate 
13. Door Trim Panel 
14. Lock Pillar Trim 
15. Molded Assist Steps, Black 
16. Door Shell 
17. Armrest Assembly 
18. Box Assembly 
19. Console Assembly 
20. Front 
21. Work Step Assist Steps - Black - Crew Cab 
22. Trailer Hitch 
23. Door Shell 
24. Step Bar Assembly 
25. Front 
26. Mount Cushion 
27. Armrest Assembly 
28. Nameplate 
29. Trailer Hitch 
30. Belt Molding 
31. Tail Gate 
32. Multi Switch 
33. Inst Cluster 
34. Bumper Cover Bolt 
35. Bumper Cover Bolt 
36. Mirror Assembly 
37. Windshield Pillar Trim 
38. Grille Bolt 
39. Steering Wheel 
40. Horn 
41. Bumper Cover Bolt 
42. Bumper Cover Bolt 
43. Bumper Cover Bolt 
44. Bumper Cover Bolt 
45. Grille Bolt 
46. Headliner 
47. Quarter Panel Splash Shield Bolt 
48. Door Trim Panel 
49. Grille Surround Bolt 
50. Quarter Panel Splash Shield Bolt 
51. Hole Cover Bolt 
52. Bumper Cover Bolt 
53. Bumper Cover Bolt 
54. Bumper Cover Bolt 
55. Bumper Cover Bolt 
56. Handle, Outside 
57. Inner Rocker 
58. Headrest 
59. Fender Liner Bolt 
60. Headrest Guide 
61. Fender Liner Bolt 
62. Air Deflector Bolt 
63. Frame Assembly 
64. Fender Liner Extension Bolt 65. Cowl Cover Clip No.
Part # / Description / Price
Price
2
$1,345.84
2
$1,345.84
4
Front Bumper Impact Bar Bracket 
GM
GM Positions: Left
Notes: PARTS: Part included with front section and frame assembly.
Description: Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $60.09
$41.63
MSRP $60.09
$41.63
4
Front Driver Side Bumper Impact Bar Bracket GM
GM Positions: Front left inner
Description: Bumper & mounting. At4, slt, denali upper components. Base, sle, elevation upper components. Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $44.60
$30.90
MSRP $44.60
$30.90
4
Front Passenger Side Bumper Impact Bar Bracket GM
GM Positions: Front right inner
Description: Bumper & mounting. At4, slt, denali upper components. Base, sle, elevation upper components. Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $44.60
$30.90
MSRP $44.60
$30.90
4
Center Support GM
GM Positions: Front center left
Description: Zr2 bison. Lt, rst, lt tb, ltz, hc, bumper & mounting. Base, pro, sle, elevtn, upper components. At4, slt, denali, upper components. Pro, elevation, sle, upper components. Wt, custom, custom tb, bumper & mounting. Zr2, bumper & mounting. At4x. 2019-22 2022 limited bumper & mounting. Center support.
MSRP $41.96
$29.07
MSRP $41.96
$29.07
4
Center Support GM
GM Positions: Front center right
Description: Zr2 bison. Lt, rst, lt tb, ltz, hc, bumper & mounting. Base, pro, sle, elevtn, upper components. At4, slt, denali, upper components. Pro, elevation, sle, upper components. Wt, custom, custom tb, bumper & mounting. Zr2, bumper & mounting. At4x. 2019-22 2022 limited bumper & mounting. Center support.
MSRP $48.27
$33.44
MSRP $48.27
$33.44
4
Front Driver Side Bumper Impact Bar Bracket GM
GM Positions: Front left outer
Description: At4, slt, denali upper components. Base, sle, elevation upper components. Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $112.22
$75.71
MSRP $112.22
$75.71
4
Front Passenger Side Bumper Impact Bar Bracket GM
GM Positions: Front right outer
Description: At4, slt, denali upper components. Base, sle, elevation upper components. Helps align and secure your vehicle's bumper impact bar
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $112.22
$75.71
MSRP $112.22
$75.71
5
Drivetrain and Front Suspension Frame Front Crossmember GM
GM Notes: PARTS: Part included with frame assembly.
Description: 6.6, 8 ft box. Helps strengthen and support your vehicle's frame
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $345.93
$233.40
MSRP $345.93
$233.40
6
Driver Side Frame Reinforcement GM
GM Positions: Left
Notes: PARTS: Part included with frame assembly.
Description: Helps support components to your vehicle's chassis frame
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $92.55
$62.44
MSRP $92.55
$62.44
7
Front Crossmember Bracket GM
GM Notes: PARTS: Part included with frame assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $105.24
$71.01
MSRP $105.24
$71.01
8
Transmission Support Crossmember GM
GM Description: 5.3L, l84. 4wd, 5.3L, with 8-spd trans. 6.2L. Helps align and secure your vehicle's transmission
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 $285.54
$192.65
MSRP $285.54
$192.65
8
Transmission Support Crossmember GM
GM Description: 2wd, 5.3L, with 8-spd trans. Helps align and secure your vehicle's transmission
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 $238.09
$160.64
MSRP $238.09
$160.64
8
Transmission Support Crossmember GM
GM Description: 2wd, 5.3L, with 6-spd trans. Helps align and secure your vehicle's transmission
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 $235.04
$158.58
MSRP $235.04
$158.58
8
Transmission Support Crossmember GM
GM Description: 5.3L, l82. 4wd, 5.3L, with 6-spd trans. Helps align and secure your vehicle's transmission
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 $257.58
$173.79
MSRP $257.58
$173.79
10
Spare Wheel Hoist Crossmember GM
GM Notes: PARTS: Part included with rear section and frame assembly.
Description: Helps strengthen and support your vehicle's frame
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $210.60
$142.09
MSRP $210.60
$142.09
11
Spare Wheel Carrier GM
GM Notes: PARTS: Part included with rear section and frame assembly.
Description: Helps secure and align your vehicle's spare wheel until needed
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $66.82
$46.29
MSRP $66.82
$46.29
12
Passenger Side Rear Leaf Spring Rear Hanger GM
GM Positions: Right
Notes: PARTS: Part included with rear section and frame assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $185.30
$103.77
MSRP $185.30
$103.77
12
Rear Driver Side Leaf Spring Rear Hanger GM
GM Positions: Left
Notes: PARTS: Part included with rear section and frame assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $185.30
$103.77
MSRP $185.30
$103.77
13
Rear Mount Bracket GM
GM Positions: Right
Notes: PARTS: Part included with rear section and frame assembly.
MSRP $42.73
$29.60
MSRP $42.73
$29.60
13
Driver Side Body Rear Mount Bracket GM
GM Positions: Left
Notes: PARTS: Part included with rear section and frame assembly.
Description: Helps align and secure your body mount
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 $42.03
$29.12
MSRP $42.03
$29.12
14
Leaf Spring Bumper GM
GM Positions: Left
Notes: PARTS: Part included with rear section and frame assembly.
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $142.41
$79.76
MSRP $142.41
$79.76
15
Tow Hook GM
GM Positions: Left
Description: Black. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $86.75
$58.53
MSRP $86.75
$58.53
15
Front Tow Hook GM
GM Positions: Left
Description: Chrome. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $152.24
$102.72
MSRP $152.24
$102.72
15
Front Tow Hook GM
GM Positions: Left
Description: Red. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $106.46
$71.83
MSRP $106.46
$71.83
16
Front Driver Side Bumper Fascia Tow Eye Access Hole Cover GM
GM Positions: Left
Description: Helps enhance your vehicle's appearance
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $21.50
$14.89
MSRP $21.50
$14.89