Seats for 2018 GMC Sierra 3500 HD
1. Seat Assembly 
2. Seat Assembly 
3. Seat Assembly 
4. Seat Back Cushion 
5. Belt & Retractor 
6. Seat Assembly 
7. Seat Assembly 
8. Belt & Retractor 
9. Seat Assembly 
10. Seat Assembly 
11. Seat Assembly 
12. Seat Back Frame Insulator 
13. Seat Assembly 
14. Seat Back Frame Insulator 
15. Seat Assembly 
16. Seat Assembly 
17. Seat Assembly 
18. Front Floor Pan 
19. Floor Pan 
20. Seat Belt Retractor Cover 
21. Rear 
22. Cushion Cover 
23. Front right 
24. Front right 
25. Seat Back Cushion 
26. Seat Back Cushion 
27. Seat Back Cushion 
28. Front right 
29. Seat Back Cushion 
30. Seat Track Reinforcement 
31. Seat Cover 
32. Seat Cover 
33. Seat Cover 
34. Seat Cushion Foam 
35. Seat Cover 
36. Seat Cover 
37. Seat Cover 
38. Seat Cover 39. Seat Trim Panel No.
Part # / Description / Price
Price
1
Seat Assembly 
GM
GM Notes: PARTS: Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. leather, without Denali black/red. Crew cab split bench-60% side. leather black/red.
MSRP $85.23
$61.36
MSRP $85.23
$61.36
2
Passenger Side Rear Seat Back Pad GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. Helps provide comfort for the driver and passenger
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 $178.94
$123.46
MSRP $178.94
$123.46
3
Seat Back Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Split bench-40% side, manual, Tahoe & Yukon, cloth, gray. Crew cab split bench-40% side. leather, without denali gray.
MSRP $70.39
$50.68
MSRP $70.39
$50.68
3
Seat Back Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. leather, without Denali black/red.
MSRP $68.74
$49.49
MSRP $68.74
$49.49
3
Seat Back Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. preforated leather, without Denali black/gray.
$126.68
$126.68
3
Mink Driver Side Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. preforated leather, without Denali mink. CREW CAB SPLIT BENCH-40% SIDE. perforated leather, without Denali mink. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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 $99.52
$71.65
MSRP $99.52
$71.65
3
Seat Back Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. cloth gray.
MSRP $101.84
$70.27
MSRP $101.84
$70.27
4
Passenger Side Rear Seat Back Frame GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. 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 $78.82
$56.75
MSRP $78.82
$56.75
5
Rear Seat Back Frame Bumper GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. Crew cab split bench-60% side. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $13.05
$10.18
MSRP $13.05
$10.18
6
Jet Black Rear Seat Head Restraint GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. leather, without denali black. Crew cab split bench-60% side. leather black. 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 $163.26
$112.65
MSRP $163.26
$112.65
6
Dark Ash Gray Rear Seat Head Restraint GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. leather, without denali gray. Crew cab split bench-60% side. leather gray. 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 $88.64
$63.82
MSRP $88.64
$63.82
6
Dune Rear Seat Head Restraint GM
GM Notes: PARTS: Part included with seat assembly.
Description: Split bench seat, with power, leather, dune. Crew cab split bench-40% side. leather, without denali dune. Crew cab split bench-60% side. leather dune. 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 $98.61
$70.99
MSRP $98.61
$70.99
6
Mink Rear Seat Head Restraint GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. leather, without denali mink. Crew cab split bench-60% side. leather mink. 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
7
Dark Ash Gray Rear Seat Head Restraint Guide GM
GM Positions: Left
Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. gray. Crew cab split bench-60% side. gray. Helps secure your vehicle's headrest, and allow it to be raised or lowered to a desired 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 $10.44
$8.14
MSRP $10.44
$8.14
7
Jet Black Rear Seat Head Restraint Guide GM
GM Positions: Right
Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. black. Crew cab split bench-60% side. black. Helps secure your vehicle's headrest, and allow it to be raised or lowered to a desired 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 $20.91
$16.32
MSRP $20.91
$16.32
7
Dune Rear Seat Head Restraint Guide GM
GM Positions: Left
Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. dune. Crew cab split bench-60% side. dune. Helps secure your vehicle's headrest, and allow it to be raised or lowered to a desired 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 $10.35
$8.07
MSRP $10.35
$8.07
7
Cocoa Rear Seat Head Restraint Guide GM
GM Positions: Left
Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. cocoa. Crew cab split bench-60% side. cocoa. Crew cab split bench-40% side. mink. Crew cab split bench-60% side. mink. Crew cab split bench-60% side. maple. Helps secure your vehicle's headrest, and allow it to be raised or lowered to a desired 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
$72.61
$72.61
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. leather, with denali black.
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. leather, without Denali black/red.
9
Jet Black Driver Side Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. preforated leather, without Denali black. CREW CAB SPLIT BENCH-40% SIDE. perforated leather, without Denali black. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. leather gray.
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. leather, without denali black.
MSRP $77.18
$55.57
MSRP $77.18
$55.57
9
Dune Rear Passenger Side Seat Cushion Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. leather dune. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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 $113.44
$78.27
MSRP $113.44
$78.27
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. leather, without denali gray.
9
Black Rear Passenger Side Seat Cushion Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. preforated leather, without Denali black/gray. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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
9
Seat Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: CREW CAB SPLIT BENCH-40% SIDE. perforated leather, without Denali mink. CREW CAB SPLIT BENCH-40% SIDE. preforated leather, without Denali mink.
9
Jet Black Rear Passenger Side Seat Cushion Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. cloth black. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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 $176.96
$122.10
MSRP $176.96
$122.10
9
Gray Rear Passenger Side Seat Cushion Cover GM
GM Notes: PARTS: Part included with seat assembly. Order by description.
Description: Crew cab split bench-40% side. cloth gray. Designed for an exact fit to prevent movement on the cushions
Available in multiple colors to match the vehicle's interior trim package
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 $225.34
$155.47
MSRP $225.34
$155.47
10
Passenger Side Rear Seat Cushion Frame GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. 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 $70.54
$50.78
MSRP $70.54
$50.78
11
Passenger Side Rear Seat Latch GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. outboard. Designed to OE specifications for a direct fit
Holds seat back securely
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 $121.89
$84.10
MSRP $121.89
$84.10
12
Passenger Side Rear Seat Latch GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. inboard. Designed to OE specifications for a direct fit
Holds seat back securely
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 $174.39
$120.32
MSRP $174.39
$120.32
13
Dark Ash Gray Rear Passenger Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. gray. Helps protect and enhance the appearance of your vehicle's seat hinge
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 $12.91
$10.06
MSRP $12.91
$10.06
13
Jet Black Rear Passenger Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. black. Helps protect and enhance the appearance of your vehicle's seat hinge
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 $49.85
$38.87
MSRP $49.85
$38.87
13
Dune Rear Passenger Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. dune. Helps protect and enhance the appearance of your vehicle's seat hinge
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
13
Cocoa Rear Passenger Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. cocoa. Designed to OE specifications for a direct fit
Holds seat back securely
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
Holds seat back securely
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
14
Dark Ash Gray Rear Passenger Side Seat Outer Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. gray. Helps protect and enhance the appearance of your vehicle's seat hinge
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
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
Not For Sale
Not For Sale
14
Jet Black Rear Passenger Side Seat Outer Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. black. Helps protect and enhance the appearance of your vehicle's seat hinge
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 $39.10
$30.50
MSRP $39.10
$30.50
14
Dune Rear Passenger Side Seat Outer Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. dune. Helps protect and enhance the appearance of your vehicle's seat hinge
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
15
Dark Ash Gray Rear Driver Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. gray. Helps protect and enhance the appearance of your vehicle's seat hinge
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 $10.44
$8.14
MSRP $10.44
$8.14
15
Jet Black Rear Driver Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. black. Helps protect and enhance the appearance of your vehicle's seat hinge
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 $50.80
$36.59
MSRP $50.80
$36.59
15
Dune Rear Driver Side Seat Inner Hinge Finish Cover GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-40% side. dune. Helps protect and enhance the appearance of your vehicle's seat hinge
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
16
Dark Ash Gray Rear Compartment Convenience Hook GM
GM Notes: PARTS: Part included with seat assembly.
Description: Crew cab split bench-60% side. gray. Crew cab split bench-40% side. gray. Double cab full bench. gray. Double cab split bench-40% side. gray. Split bench-60% side, double cab, gray. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
$7.96
$7.96