The Chevrolet Silverado 3500 HD III (K2XX) Crew Cab Long Box, equipped with the 6.0-liter V8 engine producing 360 horsepower and paired with a four-wheel drive (4WD) dual rear wheel (DRW) automatic transmission, represents a significant iteration in Chevrolet’s heavy-duty truck lineage. Produced from 2015 to 2019, this variant occupied a crucial position in the Silverado 3500 HD lineup, catering to buyers requiring substantial towing and hauling capabilities without sacrificing everyday usability. It was part of the third generation (K2XX platform) of the Silverado/Sierra HD trucks, known for their enhanced strength, refinement, and technology compared to previous generations.
Technical Specifications
| Brand | Chevrolet |
| Model | Silverado 3500 HD |
| Generation | Silverado 3500 HD III (K2XX) Crew Cab Long Box |
| Type (Engine) | 6.0 V8 (360 Hp) 4WD DRW Automatic |
| Start of production | 2015 |
| End of production | 2019 |
| Powertrain Architecture | Internal Combustion engine |
| Body type | Pick-up |
| Seats | 5 |
| Doors | 4 |
| Fuel Type | Petrol (Gasoline) |
| Weight-to-power ratio | 9.1 kg/Hp, 109.4 Hp/tonne |
| Weight-to-torque ratio | 6.4 kg/Nm, 156.5 Nm/tonne |
| Power | 360 Hp @ 5400 rpm |
| Power per litre | 60.3 Hp/l |
| Torque | 515 Nm @ 4200 rpm, 379.84 lb.-ft. @ 4200 rpm |
| Maximum engine speed | 6000 rpm |
| Engine layout | Front, Longitudinal |
| Engine Model/Code | Vortec L96 |
| Engine displacement | 5967 cm3, 364.13 cu. in. |
| Number of cylinders | 8 |
| Engine configuration | V-engine |
| Cylinder Bore | 101.6 mm, 4 in. |
| Piston Stroke | 92 mm, 3.62 in. |
| Compression ratio | 9.6:1 |
| Number of valves per cylinder | 2 |
| Fuel injection system | Multi-port manifold injection |
| Engine aspiration | Naturally aspirated engine |
| Valvetrain | OHV, VVT |
| Engine oil capacity | 5.7 l, 6.02 US qt | 5.02 UK qt |
| Coolant | 16.1 l, 17.01 US qt | 14.17 UK qt |
| Kerb Weight | 3291 kg, 7255.41 lbs. |
| Max. weight | 5908 kg, 13024.91 lbs. |
| Max load | 2617 kg, 5769.5 lbs. |
| Trunk (boot) space – maximum | 2162 l, 76.35 cu. ft. |
| Fuel tank capacity | 136 l, 35.93 US gal | 29.92 UK gal |
| Permitted trailer load with brakes (12%) | 6078 kg, 13399.7 lbs. |
| Length | 6563 mm, 258.39 in. |
| Width including mirrors | 2438 mm, 95.98 in. |
| Height | 1975 mm, 77.76 in. |
| Wheelbase | 4259 mm, 167.68 in. |
| Front track | 1748 mm, 68.82 in. |
| Rear (Back) track | 1709 mm, 67.28 in. |
| Ride height (ground clearance) | 210 mm, 8.27 in. |
| Minimum turning circle (turning diameter) | 17 m, 55.77 ft. |
| Drivetrain Architecture | The Internal combustion engine (ICE) drives the rear wheels permanently, and the front wheels are driven through an electrically or mechanically operated clutch if necessary. |
| Drive wheel | All wheel drive (4×4) |
| Number of gears and type of gearbox | 6 gears, automatic transmission Hydra-Matic |
| Front suspension | Independent torsion bar, double wishbone |
| Rear suspension | Rigid axle suspension, Leaf spring |
| Front brakes | Ventilated discs, 355×40 mm |
| Rear brakes | Ventilated discs, 355×40 mm |
| Assisting systems | ABS (Anti-lock braking system) |
| Steering type | Cone worm with recirculation balls |
| Tires size | 235/80 R17; 265/70 R18 |
| Wheel rims size | 6.5J x 17; 8J x 18 |
Powertrain & Engine Architecture
At the heart of this Silverado 3500 HD variant lies the Vortec L96 6.0-liter V8 engine. This engine is a member of Chevrolet’s well-regarded Vortec family, known for its robust construction and reliable performance. The L96 features a cast iron block and aluminum cylinder heads, contributing to its durability. It utilizes a multi-port fuel injection system for precise fuel delivery and an overhead valve (OHV) valvetrain with variable valve timing (VVT) to optimize performance and efficiency across the engine’s operating range. The engine produces 360 horsepower at 5400 rpm and 515 Nm (379.84 lb-ft) of torque at 4200 rpm. The Hydra-Matic 6-speed automatic transmission was the standard pairing, chosen for its ability to handle the engine’s torque output and provide smooth shifting during both everyday driving and heavy towing. This transmission featured electronically controlled shifting and a tow/haul mode to enhance performance when hauling heavy loads.
Driving Characteristics
The 6.0L V8 and 6-speed automatic combination in the Silverado 3500 HD delivered a balance of power and usability. While not as quick as some of the diesel-powered variants, the gasoline engine provided ample power for most towing and hauling tasks. The automatic transmission, while smooth, was tuned for durability and towing, meaning shifts weren’t as sporty or quick as those found in performance-oriented vehicles. The gear ratios were optimized for pulling loads, providing strong low-end torque. Compared to the available Duramax diesel engine, this gasoline variant offered a more affordable entry point but sacrificed fuel economy and ultimate towing capacity. Compared to the 6.2L gasoline engine, the 6.0L offered a slightly different torque curve, prioritizing low-end grunt over peak horsepower.
Equipment & Trim Levels
The Silverado 3500 HD III Crew Cab Long Box with the 6.0L V8 typically came standard with features like air conditioning, power windows and locks, a basic infotainment system, and a rearview camera. The Crew Cab configuration offered spacious seating for five passengers, making it suitable for both work and family use. Trim levels varied, but common options included upgraded leather upholstery, a premium sound system, navigation, and various driver-assistance features. The Long Box provided a substantial cargo bed for hauling materials. This configuration often served as a mid-range offering, positioned above the base work truck trims but below the fully loaded LTZ or High Country models.
Chassis & Braking
The K2XX platform provided a robust foundation for the Silverado 3500 HD. The chassis featured a fully boxed frame constructed from high-strength steel, contributing to its impressive towing and payload capacities. The front suspension utilized an independent torsion bar setup with double wishbones, while the rear suspension employed a traditional leaf spring design. This combination provided a comfortable ride while maintaining stability under heavy loads. Braking duties were handled by ventilated disc brakes on all four wheels, providing ample stopping power. An Anti-lock Braking System (ABS) was standard equipment. The dual rear wheel configuration significantly increased stability and load-carrying capacity.
Market Reception & Comparison
The Silverado 3500 HD with the 6.0L V8 engine received generally positive reviews, particularly from buyers who prioritized affordability and simplicity over the higher cost and complexity of diesel engines. Critics noted the engine’s adequate power for most tasks and the transmission’s smooth operation. However, fuel economy was a common criticism, as the gasoline engine consumed significantly more fuel than the Duramax diesel. Compared to the diesel variants, this configuration was often seen as a more practical choice for those who didn’t require the absolute maximum towing capacity or frequently travel long distances. It offered a compelling alternative for buyers who primarily used their trucks for local hauling and occasional towing.
Legacy
The Vortec L96 6.0L V8 engine, paired with the Hydra-Matic transmission, has proven to be a relatively reliable powertrain combination. While not without its potential maintenance needs (such as oil leaks and occasional Active Fuel Management issues), the engine is generally considered durable and capable of lasting for many years with proper maintenance. In the used car market, these Silverado 3500 HD models remain popular choices for buyers seeking a capable and affordable heavy-duty truck. Their lower purchase price compared to diesel models makes them an attractive option for those who don’t require the ultimate in towing performance or fuel efficiency. The K2XX platform’s robust construction and spacious interior continue to appeal to a wide range of buyers.
