High Country 4WD
What the High Country adds over the Work Truck
| Spec | Work Truck | High Country |
|---|---|---|
| Curb weight (maximum) | 4500 lbs | 5300 lbs |
| Curb weight (minimum) | 4410 lbs | 5130 lbs |
| Aspiration | twin turbo | naturally aspirated |
| Cylinder count | 4 | 8 |
| Engine displacement | 2700 cc | 5300 cc |
| Horsepower | 310 hp | 355 hp |
| Torque | 430 lb-ft | 383 lb-ft |
| Engine type (full description) | 2.7L Turbo DOHC VVT DI with Active Fuel Management | 5.3L V-8 VVT DI with Dynamic Fuel Management |
| Valve configuration | Dual-overhead camshafts, four-valves per cylinder | Overhead valve, two valves per cylinder, variable valve timing |
| Fuel tank capacity | 28.3 gal | 24 gal |
| Ground clearance | 7.8 in | 7.9 in |
| Gross vehicle weight rating | 6800 lbs | 7300 lbs |
| Front headroom | 43.1 in | 43 in |
| MPG (city) | 19 mpg | 16 mpg |
| MPG (highway) | 22 mpg | 20 mpg |
| Overall height | 75.7 in | 75.4 in |
| Overall length | 210.9 in | 241.4 in |
| Overall width | 81.1 in | 81.2 in |
| Front suspension type | Independent coil-over-shock with twin-tube shock absorbers | Independent coil-over-shock with twin-tube shock absorbers; Adaptive Ride Control available |
| Rear suspension type | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs, splayed twin-tube shock absorbers | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs, splayed twin-tube shock absorbers; Adaptive Ride Control available |
| Tire size | P255/70R17 | P275/50R22 |
| Final drive ratio | 3.4 | 3.2 |
| Transmission speeds | 8 | 10 |
| Wheel diameter | 17 in | 22 in |
| Wheel material | steel | aluminum |
Standard here, not on the base trim: Trailer Brake Controller standard on LT trim and above
Specifications
Source: manufacturer press kitBrakes
| Front brake diameter | 330 mm |
| Front brake type | vented disc |
| Rear brake diameter | 345 mm |
| Rear brake type | vented disc |
Dimensions Exterior
| Ground clearance | 7.9 in |
| Overall height | 75.4 in |
| Overall length | 241.4 in |
| Overall width | 81.2 in |
| Wheelbase | 157 in |
Engine Basics
| Aspiration | naturally aspirated |
| Cylinder count | 8 |
| Engine displacement | 5300 cc |
| Fuel injection system | gdi mpi |
| Engine type (full description) | 5.3L V-8 VVT DI with Dynamic Fuel Management |
| Valve configuration | Overhead valve, two valves per cylinder, variable valve timing |
Engine Output
| Horsepower | 355 hp |
| Torque | 383 lb-ft |
Fuel Economy
| MPG (city) | 16 mpg |
| MPG (highway) | 20 mpg |
Fuel System
| Fuel tank capacity | 24 gal |
Headroom
| Front headroom | 43 in |
| Second-row headroom | 40.1 in |
Legroom
| Front legroom | 44.5 in |
| Second-row legroom | 43.4 in |
Shoulder Room
| Front shoulder room | 66 in |
| Second-row shoulder room | 65.1 in |
Steering
| Steering type | Electric power-assisted rack-and-pinion |
Suspension
| Front suspension type | Independent coil-over-shock with twin-tube shock absorbers; Adaptive Ride Control available |
| Rear suspension type | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs, splayed twin-tube shock absorbers; Adaptive Ride Control available |
Tires
| Tire size | P275/50R22 |
Transmission
| Final drive ratio | 3.2 |
| Transmission speeds | 10 |
| Transmission type | automatic |
Weights
| Curb weight (maximum) | 5300 lbs |
| Curb weight (minimum) | 5130 lbs |
| Gross vehicle weight rating | 7300 lbs |
Wheels
| Wheel diameter | 22 in |
| Wheel material | aluminum |
| Wheel width | 9 in |
Standard & optional equipment
Source: manufacturer press kitSafety4 std · 0 opt
- Downhill Brake Control
- Electronic Stability Control
- Four-wheel disc with electro-hydraulic power assist and ABS
- Vented front and rear DuralifeTM brake rotors
Chassis1 std · 1 opt
- Electric power-assisted rack-and-pinion steering
- Adaptive Ride Control available on High Country optional
Cargo1 std · 0 opt
- Trailer Brake Controller standard on LT trim and above
Ranked by what shoppers ask about first; standard equipment before options.
Transcribed from the manufacturer's official press kit for the 2025 Silverado. Confirm with the window sticker for a specific unit.
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Common questions about the High Country
Source: EPA, NHTSA and manufacturer press kitsWhat does the 2025 Chevrolet Silverado High Country add over the Work Truck?
Against the Work Truck, 1 feature becomes standard that the Work Truck does not and 27 published specifications differ. Both lists are on this page, taken from the manufacturer's own press material.