GMC Sierra 1500 AT4 performance summary
The 2026 GMC Sierra 1500 AT4 makes 355 hp and 519 Nm of torque. It runs 0-100 km/h in 7.4s, about 7.0s from 0-60 mph, and reaches a listed top speed of 112 mph (180 km/h). In the Carspeed quarter-mile simulation, it covers 402 m in 15.49s.
On Carspeed's data it is relaxed — quicker off the line than 40% of the cars in our database, with more power than 64% of them and a higher top speed than 16%. That works out to roughly 152 per horsepower at list price.
GMC Sierra 1500 AT4 photos
Photos: Wikimedia Commons / CC
How the GMC Sierra 1500 AT4 ranks against 1,483 cars
GMC Sierra 1500 AT4 vs its closest rivals
| Car | HP | 0–100 | Top speed | 1/4 mi |
|---|---|---|---|---|
| GMC Sierra 1500 AT4 | 355 | 7.4s | 180 km/h | 15.49s |
| Chevrolet Tahoe RST | 355 | 7.4s | 180 km/h | 15.49s |
| Chevrolet Tahoe LT | 355 | 7.4s | 180 km/h | 15.49s |
| GMC Yukon | 355 | 7.4s | 180 km/h | 15.49s |
| Chevrolet Tahoe LS | 355 | 7.5s | 180 km/h | 15.57s |
| Chevrolet Tahoe Midnight Edition | 355 | 7.5s | 180 km/h | 15.57s |
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GMC Sierra 1500 AT4 FAQ
What is the GMC Sierra 1500 AT4 0-60 mph time?
The GMC Sierra 1500 AT4 does 0-60 mph in about 7.0s, based on its 7.4s 0-100 km/h figure.
What is the top speed of the GMC Sierra 1500 AT4?
The listed top speed is 112 mph, or 180 km/h.
How much horsepower does the GMC Sierra 1500 AT4 have?
The GMC Sierra 1500 AT4 is listed at 355 hp with 519 Nm of torque.
What is the GMC Sierra 1500 AT4 quarter-mile time?
Carspeed estimates the GMC Sierra 1500 AT4 quarter-mile at 15.49s over 402 m using its published performance data.
What cars are similar to the GMC Sierra 1500 AT4?
Similar performance rivals include Chevrolet Tahoe RST, Chevrolet Tahoe LT, GMC Yukon.