2021 GMC
Sierra 3500 HD Truck

Starting at: $37,300

  • Manufacturer Offer

    Financing Offer : 0.0% APR for 72 months on this GMC model

    * Read full offer details
    Applies to these new 2021 GMC Sierra 1500, Sierra 2500 HD, and Sierra 3500 HD.

    * Disclaimer(s)

    • Truth in Lending Act Disclosure: Down payment will vary with APR and credit. For example, 0.0% APR with $2,500 down payment provides for 72 monthly payments of $13.89 per $1000 financed for qualified buyers. 0.0% APR for a term of 24 months corresponds to a monthly cost of $41.67 per $1000 financed. 0.0% APR for a term of 36 months corresponds to a monthly cost of $27.78 per $1000 financed. 0.0% APR for a term of 39 months corresponds to a monthly cost of $25.64 per $1000 financed. 0.0% APR for a term of 42 months corresponds to a monthly cost of $23.81 per $1000 financed. 0.0% APR for a term of 48 months corresponds to a monthly cost of $20.83 per $1000 financed. 0.0% APR for a term of 60 months corresponds to a monthly cost of $16.67 per $1000 financed. 1.9% APR for a term of 84 months corresponds to a monthly cost of $12.72 per $1000 financed. The rates described are for estimation purposes only; you may not be able to finance at this rate.

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  • Manufacturer Offer

    $2,400 cash back on this 2021 GMC model

    * Read full offer details
    Applies to these new 2021 GMC Sierra 2500 HD and Sierra 3500 HD.

    * Disclaimer(s)

    • Not available with special finance or lease offers. Vehicle MUST be equipped with L5P: **L5P**

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Specifications

  • Rear cargo - tailgate
  • Bumpers - chrome
  • Rear step bumper
  • Trailer hitch receiver
  • Trailer sway control
  • Engine liters - 6.6
  • 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
  • Drive type - rear-wheel
  • Limited slip differential - mechanical
  • Fuel tank capacity - 36.0gal.
  • Rear locking differential
  • Basic warranty - 36 months/36,000miles
  • Powertrain warranty - 60 months/60,000miles
  • Corrosion perforation warranty - 72 months/100,000miles
  • Roadside assistance coverage - 60 months/60,000miles
  • Maintenance warranty - 12 months/ unlimited distance
  • 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 - 2
  • Primary LCD size - 7.0"
  • Smart device integration - Apple CarPlay/Android Auto
  • Fully automatic headlights
  • Delay-off headlights
  • Variably intermittent wipers
  • Front reading lights
  • Display - 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 center armrest - w/storage
  • 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 mpg
Base 2021 GMC Sierra 3500 HD Truck Base Search New $37,300   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $38,500   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $40,100   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $40,100   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $41,300   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $41,300   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $41,700   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $41,900   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$42,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $42,900   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $43,100   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$43,600   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $44,100   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $44,500   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$44,600   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $44,700   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$45,200   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$45,800   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Base 2021 GMC Sierra 3500 HD Truck Base Search New $45,900   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $46,200   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$46,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $46,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$47,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $47,600   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE
Search New
$48,600   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $49,000   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $49,200   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLE 2021 GMC Sierra 3500 HD Truck SLE Search New $50,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $54,200   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $54,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $55,600   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $57,000   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $57,200   401-hp 6.6L 8-cyl  6-spd auto  No Data  
SLT 2021 GMC Sierra 3500 HD Truck SLT Search New $58,400   401-hp 6.6L 8-cyl  6-spd auto  No Data  
AT4 2021 GMC Sierra 3500 HD Truck AT4 Search New $59,800   401-hp 6.6L 8-cyl  6-spd auto  No Data  
AT4 2021 GMC Sierra 3500 HD Truck AT4 Search New $60,000   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500 HD Truck Denali Search New $66,300   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500 HD Truck Denali Search New $66,500   401-hp 6.6L 8-cyl  6-spd auto  No Data  
Denali 2021 GMC Sierra 3500 HD Truck Denali Search New $67,700   401-hp 6.6L 8-cyl  6-spd auto  No Data  

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