2020 GMC Sierra 1500 Denali 5.3L 4WD
The 2020 GMC Sierra 1500 Denali 5.3L 4WD is a 355-hp 5.3-liter with a gm 8l90 eight-speed automatic and four-wheel drive. It is rated at 18 mpg combined.
| Spec | Value |
|---|---|
| Engine | |
| Engine Type | 5.3L V-8 VVT DI with Dynamic Fuel Management and Stop/Start |
| Displacement | 5.3 L |
| Horsepower | 355 hp |
| Torque | 383 lb-ft |
| Valvetrain | Overhead valve (OHV), two valves per cylinder, variable valve timing |
| Bore and Stroke | 96.0 × 92.0 |
| Injection Type | Direct high-pressure fuel injection with Dynamic Fuel Management |
| Drivetrain | |
| Drive Type | 4WD |
| Transmission | |
| Transmission | GM 8L90 eight-speed automatic |
| 1st Gear | 4.56 |
| 2nd Gear | 2.97 |
| 3rd Gear | 2.08 |
| 4th Gear | 1.69 |
| 5th Gear | 1.27 |
| 6th Gear | 1 |
| 7th Gear | 0.85 |
| 8th Gear | 0.65 |
| Reverse | 3.82 |
| Final Drive | 3.23 |
| Fuel Economy | |
| City | 16 MPG |
| Highway | 22 MPG |
| Combined | 18 MPG |
| Recommended Fuel | Regular unleaded gasoline |
| Suspension | |
| Front Suspension | Independent coil-over-shock with Adaptive Ride Control; Autrotrac two-speed transfer case with 4WD |
| Rear Suspension | Solid axle with semi-elliptic, variable-rate, two-stage multileaf springs; Adaptive Ride Control; Autrotrac two-speed transfer case with 4WD |
| Brakes | |
| Front Brake Disc | Four-wheel disc with electro-hydraulic power assist and ABS; vented Duralife rotor; 13.5 in (345 mm) |
| Rear Brake Disc | Four-wheel disc with electro-hydraulic power assist and ABS; vented Duralife rotor; 14.1 in (360 mm) |
| Tires & Wheels | |
| Wheels Front | 20-in × 9-in aluminum |
| Wheels Rear | 20-in × 9-in aluminum |
| Tires Front | P275/60R20 all-season |
| Tires Rear | P275/60R20 all-season |
| Dimensions & Weight | |
| Length | 231.7 in |
| Width | 81.2 in |
| Height | 75.5 in |
| Wheelbase | 147.4 in |
| Curb Weight | 5,040 lbs |
| Interior | |
| Headroom Front | 43 in |
| Headroom Rear | 40.1 in |
| Legroom Front | 44.5 in |
| Legroom Rear | 43.4 in |
| Shoulder Room Front | 66 in |
| Shoulder Room Rear | 65.2 in |
| Hip Room Front | 61.2 in |
| Hip Room Rear | 60.2 in |