City L/100 km:
0.0
Highway L/100 km:
0.0

Actual rating will vary with options, driving conditions, habits and vehicle condition.

2021 GMC Sierra 3500HD Truck Overview

The standard features of the GMC Sierra 3500HD Base include 6.6L V-8 401hp engine, 6-speed automatic transmission with overdrive, 4-wheel anti-lock brakes (ABS), side seat mounted airbags, curtain 1st row overhead airbag, airbag occupancy sensor, air conditioning, 18" steel wheels, ABS and driveline traction control, StabiliTrak w/Proactive Roll Avoidance electronic stability, AM/FM/Satellite-prep with 2 speakers.

2021 GMC
Sierra 3500HD Truck

Starting at: $48,448 + Sales Taxes*

  • Manufacturer Offer

    CBG Subvented Finance Rate Program - Fixed/Prime

    * Read full offer details
    Applies to select new 2021 GMC Sierra 3500HD

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  • Manufacturer Offer

    Non-Stackable Cash Delivery Allowance (NSCDA) - CBG

    * Read full offer details
    Applies to select new 2021 GMC Sierra 3500HD

    * Disclaimer(s)

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Specifications

  • Cargo - tailgate
  • Bumpers - chrome
  • Rear step bumper
  • Trailer hitch receiver
  • Trailer sway control
  • Engine litres - 6.6
  • Compressor - Not Available
  • Cylinder configuration - V-8
  • Horsepower - 401hp @ 5,200RPM
  • Torque - 464 lb.-ft. @ 4,000RPM
  • Number of valves - 16
  • Variable valve control
  • Engine location - front
  • Recommended fuel - Regular Unleaded
  • Transmission - 6 speed automatic
  • Mode select transmission
  • Manual-shift auto
  • Drive type - rear-wheel
  • Limited slip differential - mechanical
  • Fuel tank capacity - 136.3L
  • Rear locking differential
  • Basic warranty - 36 months/60,000km
  • Powertrain warranty - 60 months/100,000km
  • Corrosion perforation warranty - 72 months/160,000km
  • Roadside assistance coverage - 60 months/100,000km
  • Maintenance warranty - 24 months/48,000km
  • Front wheel independent suspension
  • Front anti-roll bar
  • Power steering
  • Front tires - 275/70SR18.0E
  • Rear tires - 275/70SR18.0E
  • Single rear wheels
  • Wheel size - 18"
  • Tires - all-terrain
  • Engine horsepower - 401hp @ 5,200RPM
  • Engine torque - 464 lb.-ft. @ 4,000RPM
  • Engine bore x stroke - 103.3mm x 98.0mm (4.07" x 3.86")
  • Compression ratio - 10.80 to 1
  • Payload - 2,033kg (4,481lbs)
  • Curb weight - 2,826kg (6,231lbs)
  • GVWR - 4,876kg (10,750lbs)
  • Towing capacity - 6,577kg (14,500lbs)
  • Exterior length - 5,982mm (235.5")
  • Exterior body width - 2,076mm (81.8")
  • Exterior height - 2,056mm (80.9")
  • Wheelbase - 3,595mm (141.6")
  • Turning radius - 7.1m (23.5')
  • Front legroom - 1,131mm (44.5")
  • Front headroom - 1,095mm (43.1")
  • Front hiproom - 1,547mm (60.9")
  • Front shoulder room - 1,678mm (66.1")
  • AM/FM radio
  • Premium audio system - GMC Infotainment System
  • Speakers - 2
  • Wireless phone connectivity - Bluetooth
  • 1st row LCD monitors - 1
  • Primary LCD size - 7.0"
  • Smart device integration - Apple CarPlay/Android Auto
  • Fully automatic headlights
  • Delay-off headlights
  • Variably intermittent wipers
  • Front reading lights
  • Appearance - analog
  • Tachometer
  • Voltmeter
  • Oil pressure gauge
  • Outside temperature display
  • Low tire pressure warning
  • Trip computer
  • Exterior parking camera rear - Rear Vision Camera yes
  • 4 wheel disc brakes
  • ABS brakes
  • Brake assist
  • Dual front impact airbags
  • Passenger cancellable airbag
  • Dual front side impact airbags
  • Overhead airbag
  • Occupant sensing airbag
  • Ignition disable
  • Electronic stability
  • Traction control
  • Max seating capacity - 3
  • Front seats - bench
  • Front centre armrest - w/storage
  • Seat Upholstery - vinyl
  • Ground clearance (min) - 285mm (11.2")
  • Air conditioning
  • Tilt steering wheel
  • Passenger vanity mirror
  • Front beverage holders
  • Overhead console
  • Driver door bin
  • Passenger door bin

Trims

  MSRP Engine Transmission City/Hwy L/100 km
Base 2021 GMC Sierra 3500HD Truck Base Search New $48,448   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $49,748   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $51,198   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $51,848   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $53,148   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $53,248   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $53,348   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $53,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$53,748   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $54,948   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$55,048   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $55,348   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $56,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $56,848   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$57,148   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $57,148   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$57,248   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$58,448   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500HD Truck Base Search New $58,448   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$58,548   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $58,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $58,948   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $60,248   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$60,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$61,948   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $62,148   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $62,448   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500HD Truck SLE Search New $63,748   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $67,548   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $67,848   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $69,148   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $71,048   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $71,348   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500HD Truck SLT Search New $72,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
AT4 2021 GMC Sierra 3500HD Truck AT4 Search New $73,348   401-hp 6.6L 8-cyl  6-spd auto  No Data  
AT4 2021 GMC Sierra 3500HD Truck AT4 Search New $73,648   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500HD Truck Denali Search New $80,248   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500HD Truck Denali Search New $80,548   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500HD Truck Denali Search New $81,848   401-hp 6.6L 8-cyl  6-spd auto  No Data  

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