ZR2 4WD
What the ZR2 adds over the Work Truck
| Spec | Work Truck | ZR2 |
|---|---|---|
| Curb weight (maximum) | 4500 lbs | 5550 lbs |
| Curb weight (minimum) | 4410 lbs | 5550 lbs |
| Aspiration | twin turbo | naturally aspirated |
| Cylinder count | 4 | 8 |
| Engine displacement | 2700 cc | 6200 cc |
| Horsepower | 310 hp | 420 hp |
| Torque | 430 lb-ft | 460 lb-ft |
| Engine type (full description) | 2.7L Turbo DOHC VVT DI with Active Fuel Management | 6.2L 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 | 11.2 in |
| Gross vehicle weight rating | 6800 lbs | 7100 lbs |
| Front headroom | 43.1 in | 43 in |
| MPG (city) | 19 mpg | 14 mpg |
| MPG (highway) | 22 mpg | 17 mpg |
| Overall height | 75.7 in | 78.2 in |
| Overall length | 210.9 in | 242.4 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 Multimatic DSSV dampers |
| 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, Multimatic DSSV dampers |
| Tire size | P255/70R17 | LT265/60R20 |
| Transmission speeds | 8 | 10 |
| Wheel diameter | 17 in | 20 in |
| Wheel material | steel | aluminum |
| Wheel width | 8 in | 9 in |
Standard here, not on the base trim: Front and Rear Park Assist standard on ZR2, Multimatic DSSV dampers with ZR2, Premium Audio standard on ZR2, 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 | 11.2 in |
| Overall height | 78.2 in |
| Overall length | 242.4 in |
| Overall width | 81.2 in |
| Wheelbase | 147.5 in |
Engine Basics
| Aspiration | naturally aspirated |
| Cylinder count | 8 |
| Engine displacement | 6200 cc |
| Fuel injection system | gdi mpi |
| Engine type (full description) | 6.2L V-8 VVT DI with Dynamic Fuel Management |
| Valve configuration | Overhead valve, two valves per cylinder, variable valve timing |
Engine Output
| Horsepower | 420 hp |
| Torque | 460 lb-ft |
Fuel Economy
| MPG (city) | 14 mpg |
| MPG (highway) | 17 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 Multimatic DSSV dampers |
| Rear suspension type | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs, Multimatic DSSV dampers |
Tires
| Tire size | LT265/60R20 |
Transmission
| Final drive ratio | 3.4 |
| Transmission speeds | 10 |
| Transmission type | automatic |
Weights
| Curb weight (maximum) | 5550 lbs |
| Curb weight (minimum) | 5550 lbs |
| Gross vehicle weight rating | 7100 lbs |
Wheels
| Wheel diameter | 20 in |
| Wheel material | aluminum |
| Wheel width | 9 in |
Standard & optional equipment
Source: manufacturer press kitSafety5 std · 0 opt
- Downhill Brake Control
- Electronic Stability Control
- Four-wheel disc with electro-hydraulic power assist and ABS
- Front and Rear Park Assist standard on ZR2
- Vented front and rear DuralifeTM brake rotors
Infotainment1 std · 0 opt
- Premium Audio standard on ZR2
Chassis2 std · 0 opt
- Electric power-assisted rack-and-pinion steering
- Multimatic DSSV dampers with ZR2
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.
The cheapest ownership win
Insurers price the 2025 Silverado very differently, and the gap between the best and worst quote on the same car and driver is usually larger than any option you are weighing on this page.
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Common questions about the ZR2
Source: EPA, NHTSA and manufacturer press kitsWhat does the 2025 Chevrolet Silverado ZR2 add over the Work Truck?
Against the Work Truck, 4 features become standard that the Work Truck does not and 26 published specifications differ. Both lists are on this page, taken from the manufacturer's own press material.