Chevy released full specs on the new Silverado HD, including payload, GCWR and towing.
Chevrolet has revealed the all-new Silverado HD, and now we have a full compliment of specs to accompany the reveal. Read on for all the specs on the 2020 Chevy Silverado HD. And of course, check out the reveal video below:
Available Engines
To recap our earlier post, the Chevy Silverado is available with two engines. There’s an all-new 6.6-liter gasoline V8, as well as an updated version of the 6.6-liter Duramax turbo-diesel unit. For more specific information on what comes with each powertrain, check out this article. The diesel engine comes mated to an Allison 10L1000 10-speed automatic, while the gas engine yokes to a Hydra-Matic 6L90 six-speed automatic.
| 6.6L Gas V8 | 6.6-liter Duramax | |
| Horsepower: | 401 @ 5,200 rpm | 445 @ 2,800 rpm |
| Torque: | 464 lb-ft @ 4,000 rpm | 910 lb-ft @ 1,600 rpm |
| Block: | Cast iron w/ nodular iron main caps | Cast iron |
| Cylinder Head: | Cast aluminum | Cast aluminum |
| Compression Ratio: | 10.8:1 | 16.0:1 |
Dimensions
The 2020 Chevy Silverado HD is available in three cab configurations. A Regular cab is available, as is the Double Cab and Crew Cab.
Exterior (inches):
| Reg. Cab | Double Cab | Crew Cab | |
| Wheelbase: | 141.5 (long box) | 149.4 (std.) 162.4 (long box) | 158.9 (std. box) 172.0 (long box) |
| Length: | 235.5 (long box) | 240.4 (std. box) 256.4 (long box) | 250.0 (std. box) 266.0 (long box) |
| Width: | 81.9 (SRW) 96.7 (DRW) | 81.9 (SRW) 96.7 (DRW) | 81.9 (SRW) 96.7 (DRW) |
| Height: | 79.8 | 79.8 | 79.8 |
| Front Track: | 68.1 | 68.1 | 68.1 |
| Rear Track: | 68.3 (SRW) 75.0 (DRW) | 68.3 (SRW) 75.0 (DRW) | 68.3 (SRW) 75.0 (DRW) |
Interior (inches):
| Reg. Cab | Double Cab | Crew Cab | |
| Headroom: | 43.1 | 43.0 (front) 39.9 (rear) | 43.0 (front) 40.1 (rear) |
| Legroom: | 44.5 | 44.5 (front) 35.2 (rear) | 44.5 (front) 43.2 (rear) |
| Shoulder Room: | 66.1 | 66 (front) 60.2 (rear) | 61.2 (front) 60.2 (rear) |
| Hip Room: | 68.3 (SRW) 75.0 (DRW) | 68.3 (SRW) 75.0 (DRW) | 68.3 (SRW) 75.0 (DRW) |
Curb Weights (pounds):
| Reg. Cab | Double Cab | Crew Cab | |
| 2500HD | Gas: 6,092 Diesel: 6,955 | Gas: 6,459 Diesel: 7,310 | Gas: 6,570 Diesel: 7,467 |
| 3500HD (SRW) | Gas: 6,249 Diesel: 7,217 | Gas: 6,694 Diesel: 7,624 | Gas: 6,730 Diesel: 7,675 |
| 3500HD (DRW) | Gas: 6,496 Diesel: 7,445 | Gas: 6,977 Diesel: 7,903 | Gas: 7,016 Diesel: 8,018 |
GCWR (pounds):
| Reg. Cab | Double Cab | Crew Cab | |
| 2500HD | Gas: 24,000 Diesel: 26,000 | Gas: 24,000 Diesel: 26,000 | Gas: 24,000 Diesel: 27,500 |
| 3500HD (SRW) | Gas: 24,000 Diesel: 29,700 | Gas: 24,000 Diesel: 29,700 | Gas: 24,000 Diesel: 29,700 |
| 3500HD (DRW) | Gas: 24,000 Diesel: 43,500 | Gas: 24,000 Diesel: 40,000 | Gas: 24,000 Diesel: 40,000 |
Max. Payload (pounds):
| Reg. Cab | Double Cab | Crew Cab | |
| 2500HD | Gas: 3,991 Diesel: 3,746 | Gas: 3,891 Diesel: 3,634 | Gas: 3,879 Diesel: 3,615 |
| 3500HD (SRW) | Gas: 4,493 Diesel: 4,302 | Gas: 4,362 Diesel: 4,194 | Gas: 4,433 Diesel: 4,148 |
| 3500HD (DRW) | Gas: 7,466 Diesel: 6,517 | Gas: 6,985 Diesel: 6,060 | Gas: 6,946 Diesel: 5,944 |
Towing Capacities
Then there’s the all-important question of towing. The 2020 Chevy Silverado HD ups the towing ante over the outgoing model, towing a maximum of 35,500 pounds in the correct configuration. Across the range, towing capacities span from 14,500 on the low end with the 6.6 gas engine, all the way up to that figure with a regular cab, diesel-equipped dually model.
Here’s how the numbers break down, with conventional bumper pull towing capacities and fifth-wheel gooseneck capacities.
Conventional Towing (pounds):
| Reg. Cab | Double Cab | Crew Cab | |
| 2500HD | Gas: 14,500 Diesel: 14,500 | Gas: 14,500 Diesel: 14,500 | Gas: 14,500 Diesel: 18,500 |
| 3500HD (SRW) | Gas: 14,500 Diesel: 14,500 | Gas: 14,500 Diesel: 14,500 | Gas: 14,500 Diesel: 20,000 |
| 3500HD (DRW) | Gas: 16,800 Diesel: 20,000 | Gas: 16,400 Diesel: 20,000 | Gas: 16,300 Diesel: 20,000 |
5th Wheel/Gooseneck Towing (pounds):
| Reg. Cab | Double Cab | Crew Cab | |
| 2500HD | Gas: 17,400 Diesel: 18,600 | Gas: 17,000 Diesel: 18,200 | Gas: 16,900 Diesel: 18,500 |
| 3500HD (SRW) | Gas: 17,200 Diesel: 21,500 | Gas: 16,700 Diesel: 21,500 | Gas: 16,700 Diesel: 21,500 |
| 3500HD (DRW) | Gas: 16,800 Diesel: 35,500 | Gas: 16,400 Diesel: 31,500 | Gas: 16,200 Diesel: 31,400 |
This post may be updated for inaccuracies (if there are any) or additional information. Stay tuned to TFLtruck.com for more updates!
