2025 GMC Sierra 3500 HD Pro – 401 HP Heavy-Duty Pickup Truck
Specifications
Specification |
Details |
Model |
Sierra 3500 HD Pro |
Vehicle Category |
Heavy-Duty Pickup Truck |
Fuel Type |
Gasoline; optional Diesel |
Application |
Heavy-duty towing, commercial work |
Starting Price(2025) |
$47,500 (2WD, Regular Cab, Long Bed, SRW), including $1,995 destination charge; as shown: $52,800 (Crew Cab, 4WD, Standard Bed) |
Color Options |
Exterior: Onyx Black ($495), Summit White (no cost), Cardinal Red ($495), Quicksilver Metallic ($495), Sterling Metallic ($495), Volcanic Red Tintcoat ($645), Titanium Rush Metallic ($495), Redwood Metallic ($495), Meteorite Metallic ($495), Downpour Metallic ($495); Interior: Jet Black (vinyl or cloth) |
Frame & Drivetrain
Specification |
Details |
Engine |
6.6L V8, gasoline, direct injection (401 HP, 464 lb-ft); optional: 6.6L Duramax Turbo Diesel V8 (470 HP, 975 lb-ft) |
Gross Horsepower |
401 HP @ 5200 RPM (6.6L V8 Gas) |
Torque |
464 lb-ft @ 4000 RPM (6.6L V8 Gas) |
Transmission Type |
Allison 10-speed automatic |
Suspension & Brakes
Specification |
Details |
Suspension |
Front: Independent short/long arm with torsion bars, Rear: Multi-leaf springs, standard shock absorbers; optional: X31 Off-Road Package with Rancho shocks, skid plates |
Brakes |
4-wheel disc brakes, 14.0 in. front rotors, 14.1 in. rear rotors, 4-wheel ABS |
Wheels & Tyres
Specification |
Details |
Wheels & Tyres |
17 x 7.5 in. silver-painted steel wheels, LT235/80R17E all-season blackwall tires (SRW); optional: 17 in. machined aluminum wheels |
Components & Features
Specification |
Details |
Chassis |
Body-on-frame, GM T1 platform |
Seating |
6 passengers (standard bench, Crew Cab), 3 passengers (Regular Cab), vinyl or cloth front seats, 4-way manual driver/passenger seats |
Infotainment |
13.4 in. diagonal center touch-screen, wireless Apple CarPlay/Android Auto, 7 in. diagonal Driver Information Center, AM/FM stereo, 2 speakers; optional: SiriusXM, OnStar, myGMC mobile app |
Safety Features |
Sierra HD Pro Safety: Forward Collision Alert, Following Distance Indicator, Front Pedestrian Braking, IntelliBeam, Lane Departure Warning, Buckle to Drive, Automatic Emergency Braking; additional: StabiliTrak, traction control, 4-wheel ABS, dual front/side-impact airbags, head-curtain airbags, Rear Vision Camera; optional: Rear Park Assist, Side Blind Zone Alert, Adaptive Cruise Control with trailering |
Convenience Features |
Trailering Package, trailering mirrors, trailer brake controller, LED headlamps/daytime running lamps, single-zone climate control, power windows/locks, remote keyless entry; optional: MultiPro Tailgate, X31 Off-Road Package (Rancho shocks, skid plates), cruise control, bedliner, assist steps |
Cargo Capacity |
Standard box: 69.5 cu.ft., long box: 83.5 cu.ft., max payload: 6658 lbs (Crew Cab, SRW), max towing: 20,000 lbs (conventional), 36,000 lbs (gooseneck/fifth-wheel, diesel, DRW) |
Fuel Tank |
36 gal |
Weight |
7449 lbs (curb weight, 4WD, Crew Cab, gas engine, SRW) |
Width |
81.9 in. (2077 mm, SRW); 96.6 in. (2454 mm, DRW, without mirrors) |
Length |
257.2 in. (6533 mm, Crew Cab, standard box); 270.3 in. (6866 mm, Crew Cab, long box) |
Max Height |
80.2 in. (2037 mm, SRW); 79.7 in. (2024 mm, DRW) |
Ground Clearance |
11.2 in. (284 mm, SRW); 10.4 in. (264 mm, DRW) |