2023 Chevrolet Silverado ZR2 Bison (6.2L V-8)
The 2023 Chevrolet Silverado ZR2 Bison (6.2L V-8) is a 420-hp 6.2-liter with a 10-speed automatic and four-wheel drive. It is rated at 15 mpg combined.
It makes 420 horsepower at 5,600 rpm and 460 lb-ft of torque at 4100 rpm. EPA fuel-economy estimates are 14 mpg city and 17 mpg highway (15 mpg combined).
| Spec | Value |
|---|---|
| Engine | |
| Engine Type | 6.2L V-8 OHV VVT DI with Dynamic Fuel Management |
| Displacement | 6.2 L |
| Horsepower | 420 hp @ 5,600 rpm |
| Torque | 460 lb-ft @ 4100 rpm |
| Valvetrain | OHV, two valves per cylinder, variable valve timing, Dynamic Fuel Management |
| Bore and Stroke | 103.3 x 92.0 |
| Injection Type | Direct high-pressure fuel injection with Dynamic Fuel Management |
| Drivetrain | |
| Drive Type | 4WD |
| Transmission | |
| Transmission | 10-speed automatic |
| 1st Gear | 4.696 |
| 2nd Gear | 2.985 |
| 3rd Gear | 2.156 |
| 4th Gear | 1.779 |
| 5th Gear | 1.526 |
| 6th Gear | 1.278 |
| 7th Gear | 1 |
| 8th Gear | 0.854 |
| 9th Gear | 0.689 |
| 10th Gear | 0.636 |
| Reverse | 4.866 |
| Final Drive | 3.23 |
| Fuel Economy | |
| City | 14 MPG |
| Highway | 17 MPG |
| Combined | 15 MPG |
| Recommended Fuel | Premium unleaded |