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2025 GMC Sierra 2500 HD SLT
Truck (Crew Cab) · 401 hp
Overview.
At a glance
Good
- 20,000-lb max towing
- 3,854-lb max payload
- 401-hp V8
- 13.4-inch infotainment display
Watch for
- $9,990 diesel engine option
- $995 power sunroof
The 2025 GMC Sierra 2500 HD SLT has an MSRP of $60,100 to $65,000. Gas configurations use a 6.6L 8-cylinder engine with 401 hp and a 10-speed shiftable automatic transmission. The Duramax 6.6L Turbo-Diesel V8 Engine is a $9,990 option.
Maximum towing ranges from 14,500 to 20,000 lbs, while maximum payload ranges from 3,407 to 3,854 lbs. Rear-wheel drive and four-wheel drive are offered. Cab and bed choices include Crew Cab and Double Cab, each with short-bed and long-bed configurations.
Standard cabin equipment includes leather upholstery, heated front seats, a heated steering wheel, dual-zone front climate control and a 13.4-inch infotainment display. Wireless Android Auto and Apple CarPlay are also standard. Driver-assistance features include lane departure warning, a pre-collision safety system and a rearview camera. Factory coverage includes a 36-month/36,000-mile basic warranty and a 60-month/60,000-mile powertrain warranty.
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Market
Too few listings to publish a market price.
Own one? Yours has a number of its own.
Track what yours is worthA fresh estimate every month, in one short email. Not an offer to buy.Start tracking52 factory options, from $35 to $9,990.
Which Sierra 2500 HD is right for you?
Seven trims, $45,400 to $92,900. Tap one to open it.
Bar heights follow the price. The widest step is $10,100, from AT4X to Denali Ultimate.
The numbers.
Twelve configurations: rear-wheel or four-wheel drive, 10-speed automatic.
124 standard items.
Five groups, sized by how much is in each.
- keyless ignition
- tilt-adjustable steering wheel
- Audio and cruise controls on steering wheel
- power steering
- rear view camera
- cruise control
- front and rear cupholders
- front and rear door pockets
- front seatback storage
- leatherette steering wheel
- heated steering wheel
- Dual zone front climate control
- rear ventilation ducts
- Sun sensor
- Dual illuminating vanity mirrors
- electrochromatic inside rearview mirror
- turn signal in mirrors
- 4 one-touch power windows
- hands-free entry
- Heated mirrors
- trip computer
- compass
- external temperature display
- tachometer
- clock
- Rear head room
- Rear leg room
- Rear shoulder room
- Rear hip room
- Split-folding rear seatback
- folding center armrest
- Front head room
- Front leg room
- Front shoulder room
- Front hip room
- leather
- 40-20-40 split bench front seats
- 8-way power driver seat
- height adjustable driver seat
- Driver seat with power adjustable lumbar support
- 2 memorized driver seat settings
- 8-way power passenger seat
- height adjustable passenger seat
- Passenger seat with power adjustable lumbar support
- multi-level heated driver seat
- multi-level heated passenger seat
- painted alloy wheels
- 18 in. wheels
- All terrain tires
- LT275/70R18 tires
- fullsize non-matching spare tire
- underbody mounted spare tire
- Fuel type
- Range in miles (city/hwy)
- Fuel tank capacity
- Transmission
- Drive type
- Rear locking differential
- front independent suspension
- Stabilizer bar stabilizer bar
- Base engine size
- Cylinders
- Base engine type
- Horsepower
- Torque
- Valves
- Cam type
- Valve timing
- direct injection
- Length
- Overall width without mirrors
- Height
- Wheelbase
- Bed length
- Turning circle
- Ground clearance
- Curb weight
- Maximum towing capacity
- Maximum payload
- Gross weight
- Country of final assembly
- lane departure warning accident avoidance system
- pre-collision safety system
- post-collision safety system
- dual front side-mounted airbags
- front and rear head airbags
- Passenger airbag occupant sensing deactivation
- stability control
- traction control
- child seat anchors
- Rear door child safety locks
- 4-wheel ABS
- Front and rear ventilated disc brakes
- tire pressure monitoring
- dusk sensing headlamps
- auto delay off headlamps
- LED headlamp
- daytime running lights
- front fog/driving lights
- Turn signal mirrors
- 2 front headrests
- Front height adjustable headrests
- 2 rear headrests
- Rear height adjustable headrests
- Front center 3-point belt
- Rear center 3-point belt
- remote anti-theft alarm system
- engine immobilizer
- 13.4" infotainment display size
- AM/FM stereo
- 6 total speakers
- Wireless Android Auto/Apple CarPlay
- USB connection
- auxiliary audio input and USB with external media control
- satellite radio satellite radio
- speed sensitive volume control
- Emergency Service
- Airbag Deployment Notification
- Stolen Vehicle Tracking/Assistance
- Hands-Free Calling
- Roadside Assistance
- Concierge Service
- Destination guidance (also Turn-by-Turn Navigation)
- Destination Download
2 interiors
- Dark Walnut/Slate
- Jet Black
Both leather.
6 factory paints
- Volcanic Red Tintcoat
- Summit White
- Titanium Rush Metallic
- Onyx Black
- White Frost Tricoat
- Sterling Metallic
Safety and recalls
No recall campaigns on file.
Recalls are settled per car, not per model. Check the one you are buying.
NHTSA has not published ratings for the 2025 Sierra 2500 HD. A model year is often unrated for a year or more after it goes on sale.
NHTSA NCAP · checked Oct 2026
Factory coverage.
It runs from the first sale date, not the model year.
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What would this Sierra 2500 HD cost to insure?
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Other years of the Sierra 2500 HD SLT.

2026 Sierra 2500 HD SLT
$64,700$4,600 more6 colors · starting MSRP
2024 Sierra 2500 HD SLT
$61,500$1,400 more10 colors · starting MSRP
2023 Sierra 2500 HD SLT
$58,600$1,500 less9 colors · starting MSRPPictures show this year's car in another paint. Starting MSRP is before destination, taxes and dealer fees.