GMC Sierra 2500 HD vs GMC Sierra 3500 Classic
Side-by-side comparison from manufacturer specifications, NHTSA safety data, and live dealer listings.
Vehicles
Vehicles
2007 GMC Sierra 3500 Classic
Overview
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| Selected trim | Pro | Work Truck |
| Body style | Truck (Regular Cab) | Truck (Regular Cab) |
| Drivetrain | rear wheel drive | rear wheel drive |
| Fuel type | regular unleaded | regular unleaded |
| Transmission | 10-speed shiftable automatic | 4-speed automatic |
| Engine type | gas | gas |
| Model year | 2026 | 2007 |
Pricing & market
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| MSRP | $46,700 | $23,585 (best) |
| For sale now | 0 | 0 |
Fuel economy & range
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| Fuel tank | 36 gal (best) | 34 gal |
Performance
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| Horsepower | 401 hp (best) | 300 hp |
| Torque | 464 lb-ft (best) | 360 lb-ft |
| Engine size | 6.6 L (best) | 6 L |
| Cylinders | V8 | V8 |
Size & capability
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| Seating | 3 seats | 3 seats |
| Doors | 2 | 2 |
| Towing capacity | 14,500 lbs (best) | 12,000 lbs |
| Payload | 3,689 lbs | 4,658 lbs (best) |
| Curb weight | 6,267 lbs | 4,942 lbs (best) |
| Ground clearance | 10.2 in | 10.6 in (best) |
| Wheelbase | 142 in (best) | 133 in |
| Length | 236.3 in (best) | 224.5 in |
| Width | 81.8 in (best) | 79.7 in |
| Height | 79.9 in (best) | 76.7 in |
Safety & recalls
| Spec | GMC Sierra 2500 HDPro | GMC Sierra 3500 ClassicWork Truck |
|---|---|---|
| Open recalls (YMM scope) | None reported | None reported |
Highlighted values indicate the better figure for that spec when a clear winner exists. Specs reflect the selected trim for each vehicle. Drag a vehicle header to reorder columns. MSRP and specifications are manufacturer data; listing prices and inventory come from live dealer listings. Safety ratings are from NHTSA.
Trim overview
All available trims with MSRP. The trim selected above is highlighted; comparison specs use that selection.
| Trim | GMC Sierra 2500 HD | GMC Sierra 3500 Classic |
|---|---|---|
| 1 | Pro $46,700 MSRP(Currently comparing) | Work Truck $23,585 MSRP(Currently comparing) |
| 2 | Pro $48,600 MSRP | Work Truck $26,875 MSRP |
| 3 | Pro $48,800 MSRP | Work Truck $27,535 MSRP |
| 4 | Pro $50,400 MSRP | Work Truck $29,115 MSRP |
| 5 | Pro $50,600 MSRP | Work Truck $29,530 MSRP |
| 6 | Pro $49,500 MSRP | Work Truck $26,815 MSRP |
| 7 | Pro $51,400 MSRP | Work Truck $27,060 MSRP |
| 8 | Pro $51,600 MSRP | Work Truck $29,605 MSRP |
| 9 | Pro $53,200 MSRP | Work Truck $30,505 MSRP |
| 10 | Pro $53,400 MSRP | Work Truck $31,845 MSRP |
| 11 | SLE $53,500 MSRP | Work Truck $32,495 MSRP |
| 12 | SLE $55,600 MSRP | SL1 $24,775 MSRP |
| 13 | SLE $55,800 MSRP | SL1 $28,260 MSRP |
| 14 | SLE $57,400 MSRP | SL1 $28,980 MSRP |
| 15 | SLE $57,600 MSRP | SL1 $30,500 MSRP |
| 16 | SLT $64,700 MSRP | SL1 $30,975 MSRP |
| 17 | SLT $65,000 MSRP | SL1 $28,160 MSRP |
| 18 | AT4 $71,600 MSRP | SL1 $28,355 MSRP |
| 19 | AT4 $71,800 MSRP | SL1 $30,990 MSRP |
| 20 | Denali $75,000 MSRP | SL1 $31,945 MSRP |
| 21 | Denali $75,200 MSRP | SL1 $33,230 MSRP |
| 22 | AT4X $83,700 MSRP | SL1 $33,945 MSRP |
| 23 | Denali Ultimate $93,800 MSRP | SLE1 $26,285 MSRP |
| 24 | Denali Ultimate $94,100 MSRP | SLE1 $29,925 MSRP |
| 25 | — | SLE1 $30,450 MSRP |
| 26 | — | SLE1 $32,040 MSRP |
| 27 | — | SLE1 $32,380 MSRP |
| 28 | — | SLE1 $29,485 MSRP |
| 29 | — | SLE1 $29,735 MSRP |
| 30 | — | SLE1 $32,560 MSRP |
| 31 | — | SLE1 $33,450 MSRP |
| 32 | — | SLE1 $34,675 MSRP |
| 33 | — | SLE1 $35,345 MSRP |
| 34 | — | SLE2 $31,780 MSRP |
| 35 | — | SLE2 $32,085 MSRP |
| 36 | — | SLE2 $34,055 MSRP |
| 37 | — | SLE2 $34,175 MSRP |
| 38 | — | SLE2 $34,420 MSRP |
| 39 | — | SLE2 $35,280 MSRP |
| 40 | — | SLE2 $36,690 MSRP |
| 41 | — | SLE2 $37,335 MSRP |
| 42 | — | SLT $33,085 MSRP |
| 43 | — | SLT $33,430 MSRP |
| 44 | — | SLT $35,360 MSRP |
| 45 | — | SLT $35,520 MSRP |
| 46 | — | SLT $35,775 MSRP |
| 47 | — | SLT $36,635 MSRP |
| 48 | — | SLT $38,045 MSRP |
| 49 | — | SLT $38,690 MSRP |