2026 Chevrolet Silverado EV Trail Boss Max
The 2026 Chevrolet Silverado EV Trail Boss Max is a 725-hp electric with a single-speed fixed gear reduction and four-wheel drive. It is rated at 478 mpg combined.
| Spec | Value |
|---|---|
| Engine | |
| Engine Type | Electric — Dual Permanent Magnet Synchronous Motors (Front + Rear) |
| Horsepower | 725 hp |
| Torque | 775 lb-ft |
| Compression Ratio | N/A |
| Injection Type | N/A (Battery Electric Vehicle) |
| Drivetrain | |
| Drive Type | AWD (Dual Motor Electronic 4WD, Performance Torque Vectoring) |
| Transmission | |
| Transmission | Single-speed fixed gear reduction |
| Fuel Economy | |
| Combined | 478 MPG |
| Recommended Fuel | Electric (Battery Electric Vehicle) |
| Suspension | |
| Front Suspension | Independent, short-long arm (SLA) with coil-over shocks |
| Rear Suspension | Multi-link independent with air springs (Adaptive Ride Control on available trims) |
| Brakes | |
| Front Brake Disc | 14.0 in (355mm) ventilated disc with regenerative braking |
| Rear Brake Disc | 14.1 in (356.8mm) ventilated disc with regenerative braking |
| Tires & Wheels | |
| Wheels Front | 18-in |
| Wheels Rear | 18-in |
| Tires Front | LT285/75R18 all-terrain |
| Tires Rear | LT285/75R18 all-terrain |
| Dimensions & Weight | |
| Length | 233.1 in |
| Width | 83.8 in |
| Height | 79.9 in |
| Wheelbase | 145.7 in |
| Front Track | 68.5 in |
| Rear Track | 68.6 in |
| Ground Clearance | 19.2 in |
| Approach Angle | 31.6° |
| Departure Angle | 25.1° |
| Cargo Volume | 57.5 ft³ |
| Interior | |
| Headroom Front | 43.9 in |
| Headroom Rear | 38.7 in |
| Legroom Front | 44.8 in |
| Legroom Rear | 44.3 in |
| Shoulder Room Front | 64.9 in |
| Shoulder Room Rear | 63.8 in |
| Hip Room Front | 62 in |
| Hip Room Rear | 61.4 in |