Jerry Seiner GMC South Jordan · South Jordan, Utah
Everything You Need to Know About GMC Work Truck Inventory.
From half-ton pickups to heavy-duty chassis cabs and commercial vans, here’s a current look at the GMC trucks built to tow, haul, upfit, and keep your business moving.
GMC Sierra HD models are built for higher towing, payload, and jobsite demands than the light-duty Sierra 1500.
GCWR
Gross Combined Weight Rating
The maximum combined weight of the truck, trailer, cargo, and passengers when properly equipped.
GVWR
Gross Vehicle Weight Rating
The maximum allowed weight of the truck itself, including passengers, fuel, cargo, and installed equipment.
DRW
Dual Rear Wheel
Often called a dually. It adds stability and stronger heavy-haul capability for bigger trailers and commercial loads.
PTO
Power Takeoff
A feature important for some commercial builds, letting the truck help power certain upfit equipment like pumps or generators.
Upfit
Commercial Equipment Conversion
The chassis or van can be configured for service bodies, flatbeds, utility bodies, passenger transport, and other business needs.
13,300
Sierra 1500 Max Diesel Tow
36,000
Sierra 3500 HD Max Tow
7,329
Chassis Cab Max Payload
283.6
Savana Cargo Max Cu. Ft.
Current GMC Lineup
Work-Ready Models at a Glance.
Light-Duty Pickup
2026 Sierra 1500
Up to 13,300 lbs. max diesel tow
A strong everyday work truck with available ProGrade Trailering, up to 14 camera views, and the available six-function MultiPro Tailgate.
Heavy-Duty Pickup
2026 Sierra 2500 HD
Up to 22,390 lbs. available tow
Built for bigger trailers, heavier equipment, and more serious towing confidence while still offering pickup versatility.
Heavy-Duty Pickup
2026 Sierra 3500 HD
Up to 36,000 lbs. available tow
The biggest towing number in this lineup, designed for high-capacity trailering, larger equipment, and commercial-grade demands.
Commercial Chassis
2026 Sierra 3500 HD Chassis Cab
Up to 7,329 lbs. payload · 40,000 lbs. max GCWR
A true business platform for service bodies, dump beds, flatbeds, and other upfits with available diesel torque up to 975 lb.-ft.
Commercial Van
2026 Savana Cargo
Up to 283.6 cu. ft. cargo volume
A straightforward work van with available V8 power, up to 10,000 lbs. max available trailering, and practical loading flexibility.
Passenger Van
2026 Savana Passenger
Up to 15-passenger seating
Ideal for crew transport, shuttle work, or group movement with available 15-passenger seating and up to 9,600 lbs. max available trailering.
Quick Snapshot
Towing, Cargo, and Commercial Highlights.
Model
Role
Primary Number
Secondary Highlight
2026 Sierra 1500
Light-Duty Pickup
13,300 lbs. max diesel tow
Available MultiPro Tailgate and up to 14 camera views
2026 Sierra 2500 HD
Heavy-Duty Pickup
22,390 lbs. available tow
Available Duramax 6.6L turbo-diesel V8
2026 Sierra 3500 HD
Heavy-Duty Pickup
36,000 lbs. available tow
Up to 14 available camera views
2026 Sierra 3500 HD Chassis Cab
Commercial Chassis
7,329 lbs. max payload
14,000-lb. max GVWR and 40,000-lb. max GCWR
2026 Savana Cargo
Commercial Van
283.6 cu. ft. max cargo volume
10,000-lb. max available trailering
2026 Savana Passenger
Passenger Van
Up to 15-passenger seating
9,600-lb. max available trailering
Towing, payload, cargo, seating, and equipment vary by configuration, drivetrain, wheelbase, engine, upfit, and other installed options.
Business Use
Which GMC Fits the Job?
Pickup Strategy
1500 / HD
When You Need Bed Utility
Choose Sierra 1500 for lighter daily-duty work and easier general use. Step up to Sierra 2500 HD or 3500 HD when trailer weight, payload, and heavy equipment start to define the job.
Upfit Platform
Chassis Cab
When You Need Purpose-Built Equipment
The Sierra 3500 HD Chassis Cab is the best fit when your business needs a service body, dump body, flatbed, platform body, snowplow setup, or another commercial upfit.
Van Choice
Cargo / Passenger
When Access or People Matter Most
Choose Savana Cargo for tools, shelving, parts, and enclosed workspace. Choose Savana Passenger for moving crews, groups, or shuttle passengers with more seating capacity.
For commercial buyers, a side-by-side comparison of tow ratings, wheelbase choices, cargo space, and upfit plans usually makes the right model clear very quickly.
Questions Buyers Ask
Frequently Asked Questions.
It depends on workload. Sierra 1500 is a strong fit for lighter-duty towing, jobsite travel, and everyday mixed use. Sierra 2500 HD and 3500 HD make more sense when trailer weight, heavier materials, and sustained hauling become part of the normal week.
Choose the Sierra 3500 HD Chassis Cab when you need the truck to become something more specialized, like a utility body, flatbed, dump body, platform body, or another commercial upfit. It is built as a work foundation rather than a traditional pickup-box setup.
Based on current GMC model pages checked on May 14, 2026, the 2026 Sierra 3500 HD leads this group with up to 36,000 pounds of available towing when properly equipped.
Savana Cargo is the right answer for enclosed storage, tools, materials, shelving, and delivery-style work. GMC currently lists it with up to 283.6 cubic feet of max available cargo volume.
Savana Passenger is the better fit for moving people. GMC currently lists standard 12-passenger seating and available seating for up to 15 passengers depending on configuration.
Yes. GMC highlights trailering assistance across the Sierra lineup, including ProGrade Trailering features on Sierra 1500 and advanced trailering technologies with up to 14 available camera views on Sierra HD models.
Yes. GMC currently lists both gas and diesel engine paths across these models depending on vehicle. Sierra HD and Sierra 3500 HD Chassis Cab include available Duramax 6.6L turbo-diesel V8 power, while Savana models also offer available 6.6L V8 gas power.
Bring your typical trailer weight, cargo estimate, passenger count, desired cab or van layout, and any upfit plan. Those four details usually narrow the right GMC work vehicle very quickly.
Ready to Put One to Work?
Visit Jerry Seiner GMC South Jordan.
Whether you need a Sierra 1500 for daily business use, a Sierra HD for serious towing, a Chassis Cab for upfitting, or a Savana van for cargo or crew movement, our team can help match the truck to the job.
