2023 Chevrolet Silverado
Regular Cab 4WD Trail Boss 5.3L V-8 4WD
What the Regular Cab 4WD Trail Boss 5.3L V-8 adds over the Regular Cab 2WD 2.7L Turbo
| Spec | Regular Cab 2WD 2.7L Turbo | Regular Cab 4WD Trail Boss 5.3L V-8 |
|---|---|---|
| Curb weight (maximum) | 4500 lbs | 4870 lbs |
| Curb weight (minimum) | 4410 lbs | 4810 lbs |
| Aspiration | twin turbo | naturally aspirated |
| Cylinder count | 4 | 8 |
| Engine displacement | 2700 cc | 5300 cc |
| Horsepower | 310 hp | 355 hp |
| Torque | 348 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 |
| Ground clearance | 7.8 in | 8.2 in |
| Gross vehicle weight rating | 6700 lbs | 6800 lbs |
| MPG (city) | 19 mpg | 15 mpg |
| MPG (highway) | 22 mpg | 19 mpg |
| Overall height | 75.7 in | 75.8 in |
| Overall length | 210.9 in | 229.7 in |
| Payload capacity | 2260 lbs | 2060 lbs |
| Front suspension type | Independent coil-over-shock with twin-tube shock absorbers | Independent coil-over-shock with Rancho shocks |
| 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 Rancho shocks |
| Tire size | P255/70R17 | LT265/70R17 |
| Final drive ratio | 3.4 | 3.2 |
| Transmission speeds | 8 | 10 |
| Wheel material | steel | aluminum |
| Wheelbase | 126.5 in | 139.5 in |
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 | 8.2 in |
| Overall height | 75.8 in |
| Overall length | 229.7 in |
| Overall width | 81.1 in |
| Wheelbase | 139.5 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) | 15 mpg |
| MPG (highway) | 19 mpg |
Fuel System
| Fuel tank capacity | 28.3 gal |
Headroom
| Front headroom | 43.1 in |
Legroom
| Front legroom | 44.5 in |
Shoulder Room
| Front shoulder room | 66 in |
Steering
| Steering type | Electric power-assisted rack-and-pinion |
Suspension
| Front suspension type | Independent coil-over-shock with Rancho shocks |
| Rear suspension type | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs, splayed twin-tube Rancho shocks |
Tires
| Tire size | LT265/70R17 |
Transmission
| Final drive ratio | 3.2 |
| Transmission speeds | 10 |
| Transmission type | automatic |
Weights
| Curb weight (maximum) | 4870 lbs |
| Curb weight (minimum) | 4810 lbs |
| Gross vehicle weight rating | 6800 lbs |
| Payload capacity | 2060 lbs |
Wheels
| Wheel diameter | 17 in |
| Wheel material | aluminum |
| Wheel width | 8 in |
Standard & optional equipment
Source: manufacturer press kitSafety2 std · 0 opt
- Four-wheel disc with electro-hydraulic power assist and ABS
- Four-wheel disc with electro-hydraulic power assist and ABS; vented front and rear DuralifeTM rotors
Exterior1 std · 4 opt
- 17-in. x 8-in. steel wheels (std.)
- 17-in. x 8-in. aluminum wheels (avail.) optional
- 18-in. x 8.5-in. aluminum wheels (avail.) optional
- 20-in. x 9-in. aluminum wheels (avail.) optional
- 22-in. x 9-in. aluminum wheels (avail.) optional
Powertrain6 std · 0 opt
- 10-speed automatic transmission (3.0L, 5.3L and 6.2L)
- 2.7L Turbo DOHC VVT DI with Active Fuel Management; 310 hp / 231 kW @ 5600 rpm; 348 lb.-ft. / 473 Nm @ 1500-4000 rpm
- 5.3L V-8 VVT DI with Dynamic Fuel Management; 355 hp / 265 kW @ 5600 rpm; 383 lb.-ft. / 519 Nm @ 4100 rpm
- 8-speed automatic transmission (2.7L)
- Fuel tank capacity: 28.3 gal. / 107 liters (Regular Cab)
- Two-speed transfer case or Autrotrac automatic transfer case with 4WD, depending on the model
Chassis1 std · 1 opt
- Electric power-assisted rack-and-pinion steering
- Rancho shocks with Z71 pkg optional
Ranked by what shoppers ask about first; standard equipment before options.
Transcribed from the manufacturer's official press kit for the 2023 Silverado. Confirm with the window sticker for a specific unit.
Factory warranty running out?
The 2023 Chevrolet Silverado is in the years where transmission, electronics and drivetrain repairs land on the owner. What an extended plan does and does not cover is worth reading before a dealer quotes you one.
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Common questions about the Regular Cab 4WD Trail Boss 5.3L V-8
Source: EPA, NHTSA and manufacturer press kitsWhat does the 2023 Chevrolet Silverado Regular Cab 4WD Trail Boss 5.3L V-8 add over the Regular Cab 2WD 2.7L Turbo?
Against the Regular Cab 2WD 2.7L Turbo, 23 published specifications differ. Both lists are on this page, taken from the manufacturer's own press material.