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2020 GMC Sierra 3500 HD 4WD Parts
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- Body Mounting, Air Conditioning, Audio/Entertainment
- A/C & Heater Module Assembly
- A/C & Heater Module Mounting
- A/C Compressor Assembly
- A/C Compressor Mounting
- A/C Control System/Remote Control
- A/C Refrigeration System
- Air Distribution System
- Air Distribution System-Lower
- Air Distribution System-Upper
- Antenna-Fender Mounted
- Antenna/Auxillary Wireless Communication
- Antenna/Digital Audio-Roof Mounted
- Audio System
- Audio System/Front
- Audio System/Rear
- Body Mounting
- Camera System Trailer View
- Camera System View
- Camera System/Aux
- Camera System/Rear View
- Communication System
- Entertainment System
- Infotainment System
- Infotainment System/Headphone
- Lamp/Cargo
- Navigation System/Data Card
- Radio Mounting
- Sensor/Temperature Ambient
- Brakes
- Brake Booster
- Brake Booster & Master Cylinder Mounting
- Brake Caliper Mounting/Front
- Brake Caliper/Front
- Brake Caliper/Rear
- Brake Control Module
- Brake Electrical System
- Brake Electrical System/Front
- Brake Electrical System/Rear
- Brake Lines/Front
- Brake Lines/Intermediate
- Brake Lines/Rear
- Brake Master Cylinder
- Brake Pedal
- Chassis Control Module Auxilary
- Parking Brake Assembly
- Parking Brake System
- Trailer Brake Control & Mounting
- Trailer Brake Control Module & Mounting
- Trailer Brake Control/Jumper Harness
- Brakes, Rear Axle, Propeller Shaft, Wheels, Tires
- Axle Assembly/Rear 11.50 Ring Gear
- Axle Assembly/Rear 11.50 Ring Gear-Complete
- Axle Assembly/Rear 11.50 Ring Gear-Differential
- Axle Assembly/Rear 12.00 Ring Gear
- Axle Assembly/Rear 12.00 Ring Gear-Complete
- Axle Assembly/Rear 12.00 Ring Gear-Differential
- Front Axle Propeller Shaft
- Front Axle Propeller Shaft Mounting
- Propeller Shaft
- Propeller Shaft Mounting/Rear Axle
- Rear Axle Vent Hose
- Spare Wheel
- Tire
- Tire Pressure Sensor
- Tire Pressure Sensor & Module Mounting
- Tire Pressure Sensor-Trailer
- Tire Pressure Sensor/Front Wheels
- Tire Pressure Sensor/Rear Wheels
- Wheel Locks & Nuts
- Wheels
- Cab And Body Structure, Mirrors, Doors, Trim, Seat Belts, Wipers
- Compartment/Stowage
- Console/Floor Armrest
- Console/Floor Lower & Mounting
- Console/Floor Rear
- Console/Floor Upper
- Console/Floor-Ashtray Package
- Console/Floor-Lockable Storage
- Console/Floor-Organizer
- Console/Floor-Stowage Bag
- Console/Roof
- Door Hardware
- Door Hardware/Front & Rear Handle Package
- Door Hardware/Side Front
- Door Hardware/Side Front-Driver Side Handle
- Door Hardware/Side Front-Passenger Side Handle
- Door Hardware/Side Rear
- Door Hardware/Side Rear-Handle
- Door Trim/Side Front-Driver
- Door Trim/Side Front-Passenger
- Door Trim/Side Rear
- Entry System/Keyless Remote
- Floor Covering & Related Parts
- Floor Covering & Sill Plates
- Front Seat Mounting/Center
- Front Seat Mounting/Driver
- Front Seat Mounting/Passenger
- Inflatable Restraint System/Driver & Passenger
- Inflatable Restraint System/Roof Side
- Instrument Panel & Related Parts Structure
- Instrument Panel & Related Parts-Center Stack Accessory Switch Mounting & Hazard Switch
- Instrument Panel & Related Parts-Center Stack Accessory Switches
- Instrument Panel & Related Parts-Center Stack Radio & Controls
- Instrument Panel & Related Parts-Center Stack Trim
- Instrument Panel & Related Parts-Center Stack Usb & Receptacles
- Instrument Panel & Related Parts-Centerstack Radio & Controls
- Instrument Panel & Related Parts-Driver Side Details Lower
- Instrument Panel & Related Parts-Driver Side Details Upper
- Instrument Panel & Related Parts-Passenger Side Details
- Instrument Panel & Related Parts-Upper
- Insulators/Dash Panel
- Lock Cylinder/Front Door
- Mirror/Inside Rear View
- Mirror/Outside Rear View
- Mirror/Outside Rear View-Cap Kit
- Plugs/Body-Cab
- Rear Seat/Bench & Mounting-Back
- Rear Seat/Bench & Mounting-Cushion
- Seat Assembly/Center Front-Lower
- Seat Assembly/Center Front-Upper
- Seat Assembly/Left Hand Front-Back
- Seat Assembly/Left Hand Front-Cushion
- Seat Assembly/Right Hand Front-Back
- Seat Assembly/Right Hand Front-Cushion
- Seat Belt Extension
- Seat Belts-Rear
- Seat Belts/Front
- Sheet Metal/Body Side And Doors
- Sheet Metal/Body Side Door
- Sheet Metal/Body Side-Rear
- Sheet Metal/Cowl
- Sheet Metal/Cowl-Plenum Reinforcement & Valves
- Sheet Metal/Front Compartment-Radiator Support
- Sheet Metal/Front Compartment-Service Structure
- Sheet Metal/Front Compartment-Side Rails
- Sheet Metal/Roof
- Sheet Metal/Underbody
- Sunroof
- Sunroof Drainage
- Sunshade/Front Window
- Trim/Interior Appliques
- Trim/Interior-Accent Package
- Trim/Interior-Body Rear
- Trim/Interior-Body Side
- Trim/Interior-Body Side Front
- Trim/Interior-Body Side Rear
- Trim/Interior-Roof
- Valve/Body Pressure Relief
- Wheelhouse Liner
- Wheelhouse Liner/Rear
- Windows-Rear
- Windshield & Related Parts
- Wiper System/Windshield
- Cooling System, Grille, Oil System
- Coolant Fan Pulley
- Cover/Radiator
- Engine Block Heater
- Engine Coolant Fan & Clutch
- Engine Oil Cooler
- Engine Oil Cooler And Lines
- Grille/Radiator
- Grille/Radiator-Emblem
- Pulleys & Belts/Accessory Drive
- Radiator Assembly
- Radiator Assembly-Auxiliary
- Radiator Hoses
- Radiator Mounting & Related Parts
- Radiator Shutter & Lower Baffle
- Radiator Shutter Frame
- Radiator Shutter-Mounting Brackets
- Engine
- Engine & Transmission Mounting
- Engine Assembly & Partial Engine
- Engine Assembly-Camshaft And Timing Gears
- Engine Assembly-Cooling & Related Parts
- Engine Assembly-Cylinder Block & Related Parts
- Engine Assembly-Cylinder Head & Related Parts
- Engine Assembly-Cylinder Head & Rocker Cover-Left Hand Side
- Engine Assembly-Cylinder Head & Rocker Cover-Right Hand Side
- Engine Assembly-Cylinder Head & Valvetrain Detail
- Engine Assembly-Exhaust & Related Parts
- Engine Assembly-Front Cover & Cooling & Related Parts
- Engine Assembly-Intake Manifold & Related Parts
- Engine Assembly-Manifold & Fuel Related Parts
- Engine Assembly-Oil Cooler & Related Parts
- Engine Assembly-Oil Pump, Pan & Related Parts
- Engine To Transmission Mounting
- Frames, Springs, Shocks, Bumpers, Fascias
- Adapter/Trailer Wiring Harness
- Bumper/Front
- Bumper/Rear
- Bumper/Rear-Complete Assembly
- Frame
- Heat Shields/Frame-Rear
- License Plate Mounting
- Lock Cylinder/Spare Wheel
- Skid Plates
- Spare Wheel Carrier
- Spare Wheel Carrier/Heat Shields
- Springs/Rear
- Stabilizer Shaft Rear Axle
- Suspension/Rear
- Tow Hooks
- Trailer Hitch Platform
- Trailer Hitch/Ball Package
- Wiring Harness/Trailer
- Wiring Harness/Trailer Extension
- Front Axle, Front Suspension, Steering
- Differential Carrier/Front Axle Assembly
- Differential Carrier/Front Axle Components
- Drive Axle Mounting/Front
- Drive Shaft/Front Wheel
- Steering Column Assembly
- Steering Column Trim
- Steering Gear Assembly
- Steering Lines
- Steering Linkage
- Steering Pump Assembly
- Steering Pump Lines
- Steering Pump Mounting
- Steering System & Related Parts
- Steering Wheel
- Suspension/Front
- Vent Hose/Front Axle
- Front End Sheet Metal, Heater
- Fuel System, Exhaust, Emission System
- Accelerator Control
- Air Intake System
- Air Intake System-Engine Compartment
- Air Intake System-Hood Ducts
- E.C.M. Module & Wiring Harness
- E.G.R. Valve & Related Parts
- Emission Reduction System/Mounting, Injector & Supply Lines
- Emission Reduction Tank
- Emission Reduction Tank Filler Pipes & Hoses
- Exhaust Pipe Extension
- Exhaust Pressure Differential Sensors
- Exhaust System/Front
- Exhaust System/Rear
- Fuel Control Module
- Fuel Cooler & Mounting
- Fuel Cooler Coolant Lines-LH Side
- Fuel Cooler Coolant Lines-RH Side
- Fuel Filter & Mounting
- Fuel Injection System
- Fuel Injector Rail
- Fuel Injector Rail-LH Bank
- Fuel Injector Rail-RH Bank
- Fuel Pump & Mounting
- Fuel Supply System-Front
- Fuel Supply System-Rear
- Fuel Tank
- Fuel Tank And Mounting
- Fuel Tank Filler Pipes & Hoses
- Fuel Tank Filler Pipes & Hoses - Extension Kit
- Fuel Tank Filler Pipes & Hoses-Rear Tank
- Fuel Tank Filler Pipes & Hoses/Front Tank
- Fuel Tank Mounting/Front Unit
- Fuel Tank Mounting/Rear Unit
- Fuel Tank-Rear Unit
- Fuel Tank/Front Unit
- Heat Shields/Exhaust
- Turbocharger
- Turbocharger Cooling System
- Turbocharger Exhaust Inlet
- Turbocharger Exhaust Outlet
- Turbocharger Intercooler System
- Turbocharger Lubrication System
- Vapor Canister & Related Parts
- Rear Body Structure, Moldings & Trim, Cargo Stowage
- Bedliner/Pickup Box
- Endgate Gap Cover
- Endgate Mounting
- Endgate/Liner Package
- Endgate/Pubx-Assembly
- Endgate/Pubx-Assist Handle
- Endgate/Pubx-Lower
- Endgate/Pubx-Upper
- Lock Cylinder/Endgate
- Mat/Pickup Box
- Moldings
- Moldings/Wheel Opening
- Nameplates
- Pickup Box Mounting
- Pickup Box-Service Assembly
- Pickup Box-Side Panel & Platform
- Pickup Box-Side Panel Detail
- Pickup Box/Air Deflector
- Pickup Box/Cargo Bar Package
- Pickup Box/Cargo Loop
- Pickup Box/Cargo Stanchions
- Pickup Box/Cargo-Tiered Storage Brackets
- Pickup Box/Electrical Outlet
- Plugs/Pickup Box
- Stowage Box/Pickup Box-Both Sides
- Stowage Box/Pickup Box-Single Side
- Tonneau Cover/Pickup Box
- Starter, Generator, Ignition, Electrical, Lamps
- Auxiliary Battery Cables
- Backup Alarm
- Battery Cables
- Battery Mounting
- Battery Mounting/Primary
- Block Kit/Battery Distribution
- Block/Body Harness Junction
- Block/Engine Harness Junction
- Block/Instrument Panel Junction
- Generator Mounting
- Glow Plug & Wiring Harness
- Horn
- Key & Lock Cylinders/Ignition
- Lamp/High Mount Stop
- Lamps/Front
- Lamps/Rear
- Lamps/Roof
- Module/Accessory Power Control
- Module/Body Control
- Module/Serial Data Gateway & A/C Remote Control
- Reflector/Disabled Vehicle
- Sensor System/Forward Collision-Camera
- Sensor System/Front & Rear Object
- Sensor System/Rear Object
- Sensor System/Side Collision
- Spark Plug Wiring
- Starter Motor And Mounting
- Wiring Harness Connectors
- Wiring Harness Terminated Leads
- Wiring Harness/Auxiliary Junction Block
- Wiring Harness/Body
- Wiring Harness/Chassis
- Wiring Harness/Endgate
- Wiring Harness/Engine
- Wiring Harness/Engine-Snow Plow Prep
- Wiring Harness/Instrument Panel
- Wiring Harness/Roof
- Transfer Case
- Transmission - Automatic
- Automatic Transmission 1-2-3-4-5-6 Reverse Clutch Hub Assembly
- Automatic Transmission 1-2-3-4-6-7-8-10 Reverse & 4-5-6-7-8-9-10 Reverse Clutch
- Automatic Transmission 1-3-5-6-7-8-9 Clutch Assembly
- Automatic Transmission Assembly
- Automatic Transmission Case & Associated Parts
- Automatic Transmission Clutch Assembly & Related Parts
- Automatic Transmission Clutch Hub Assembly
- Automatic Transmission Control Valve Assembly With Body & Valve
- Automatic Transmission Direct/Overdrive Internal Gear Assembly
- Automatic Transmission Lower Control Valve Body Assembly
- Automatic Transmission Oil Cooler Pipes/Exchanger Details
- Automatic Transmission Output Carrier Assembly
- Automatic Transmission Output Shaft Assembly
- Automatic Transmission Park Lock Linkage
- Automatic Transmission Park System Components
- Automatic Transmission Park Take Off Assembly
- Automatic Transmission Park Take Off Clutch Details
- Automatic Transmission Reverse Clutch
- Automatic Transmission Stator Shaft Support Assembly
- Automatic Transmission Torque Converter Housing & Fluid Pump
- Automatic Transmission Upper Control Valve Body Assembly
- Frame/Transmission Supports
- Shift Control
- T.C.M. Module
- Transmission Heat Shield
- Transmission Vent Hose
2020 GMC Sierra 3500 HD 4WD Parts Specifications for Engine and Transmission
-2020 GMC Sierra Trims
4WD Crew Cab Long Box DRW Denali
4WD Crew Cab Long Box Denali
4WD Crew Cab Standard Box Denali
Engine Displacement
6.6 L
6.6 L
6.6 L
Horsepower (HP)
401 hp
401 hp
401 hp
Torque (lb-ft)
464 lb-ft
464 lb-ft
464 lb-ft
Tank capacity
36 gal
36 gal
36 gal
Transmission
6-Speed Automatic
6-Speed Automatic
6-Speed Automatic
Drivetrain
AWD
AWD
AWD