2026 GMC Sierra EV: What's New, Specs & Features
Last updated August 4, 2026
The biggest change for 2026 is that the GMC Sierra EV expands from a Denali-only electric truck into a full lineup. New Elevation and AT4 models join Denali, while the broader battery selection brings more choices for everyday work, off-road use, luxury, and driving range.
About the 2026 GMC Sierra EV
1st generation Sierra EV (launched as the 2024 Sierra EV Denali Edition 1); 2026 is the third model year and the first full-lineup year with Elevation, AT4, and Denali all on sale.
GMC positions the Sierra EV as a premium full-size electric pickup that still does real truck work. The pitch is not just silent driving or big screens; it is towing, bed flexibility, front-trunk storage, off-board power capability, and dual-motor four-wheel drive wrapped in familiar Sierra personalities. Elevation covers the work-focused role, AT4 leans into off-road use, and Denali delivers the luxury angle. In plain terms, GMC sells it as an electric truck that still feels like a Sierra, not a tech experiment pretending to be one.
The 2026 lineup has three clear personalities: Elevation is the straightforward work-focused truck, AT4 adds trail hardware, and Denali emphasizes comfort and premium cabin trim. Signature equipment includes a 16.8-inch touchscreen across the lineup, a two-inch suspension lift and Terrain Mode on AT4, and quilted seating, wood trim, and hands-free highway driving on Denali.
What changed, by category
2026 GMC Sierra EV specs and features by trim
| Feature | |||||||
|---|---|---|---|---|---|---|---|
| Engine | Dual Electric Motors | Dual Electric Motors | Dual Electric Motors | Dual Electric Motors | Dual Electric Motors | Dual Electric Motors | Dual Electric Motors |
| Transmission | Single-Speed Fixed Gear | Single-Speed Fixed Gear | Single-Speed Fixed Gear | Single-Speed Fixed Gear | Single-Speed Fixed Gear | Single-Speed Fixed Gear | Single-Speed Fixed Gear |
| Drivetrain | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD | 4WD |
| Fuel Type | Electric | Electric | Electric | Electric | Electric | Electric | Electric |
| Horsepower | 725 hp | 760 hp | 625 hp | 645 hp | 605 hp | 645 hp | 605 hp |
| Torque | 775 lb-ft | 785 lb-ft | 775 lb-ft | 785 lb-ft | 605 lb-ft | 765 lb-ft | 605 lb-ft |
| Max Towing | 10200 lb | 10200 lb | 12300 lb | 12500 lb | 8500 lb | 12500 lb | 8500 lb |
| Trunk/Cargo | 57.5 cu-ft | 57.5 cu-ft | 57.8 cu-ft | 57.8 cu-ft | 57.8 cu-ft | 57.3 cu-ft | 57.3 cu-ft |
| Rear Legroom | 44.3 in | 44.3 in | 44.3 in | 44.3 in | 44.3 in | 44.3 in | 44.3 in |
| Seats | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
| Doors | 4 | 4 | 4 | 4 | 4 | 4 | 4 |
| Electric Range | 385 | 385 | 410 | 410 | 283 | 410 | 283 |
| MPGe Combined | 64 | 64 | 68 | 68 | 67 | 68 | 67 |
| Adaptive Cruise Control | |||||||
| Alarm System | |||||||
| Automatic High Beams | |||||||
| Blindspot Sensors | |||||||
| Driver Attention Assist Monitor | |||||||
| Lane Departure Warning | |||||||
| Park Assist | |||||||
| 360 Camera | |||||||
| Alloy Wheels | |||||||
| Auto-Dimming Exterior Mirrors | |||||||
| Fog Lights | |||||||
| LED Headlights | |||||||
| Memory Exterior Mirrors | |||||||
| Panorama Moon Roof | |||||||
| Power Folding Exterior Mirrors | |||||||
| Head-Up Display | |||||||
| Navigation System | |||||||
| Premium Audio | |||||||
| Subwoofer | |||||||
| USB Ports | |||||||
| Dual Power Front Seats | |||||||
| Dual-Zone Climate Control | |||||||
| Heated Front Seats | |||||||
| Heated Rear Seats | |||||||
| Heated Steering Wheel | |||||||
| Memory Front Seats | |||||||
| Power Driver Seat | |||||||
| Remote Start | |||||||
| Ventilated Front Seats | |||||||
Frequently asked questions
What is the biggest difference between the 2026 and 2025 GMC Sierra EV?
The biggest difference is the much broader lineup. The 2026 Sierra EV adds work-focused Elevation and off-road AT4 models alongside Denali, creating seven trim-and-battery combinations instead of a Denali-only range.
How far can the 2026 GMC Sierra EV travel on a charge?
The 2026 Sierra EV is rated for up to 478 miles in its longest-range configurations. Standard Range Elevation and Denali models are rated for up to 283 miles, while Extended Range ratings reach 390 miles for AT4 and 410 miles for Elevation and Denali.
How much can the 2026 GMC Sierra EV tow?
The 2026 Sierra EV can tow up to 12,500 pounds in its highest-capability non-AT4 configurations. The exact limit depends on the trim, battery, and equipment fitted to the truck.
What does the new 2026 Sierra EV AT4 add?
The new AT4 adds hardware for off-road driving, including a suspension lift with two inches of extra ground clearance, Terrain Mode, four-wheel steering, recovery equipment, and low-speed CrabWalk mode. It comes in Extended Range and Max Range forms.
Does the 2026 GMC Sierra EV have hands-free highway driving?
Yes. GMC’s Super Cruise hands-free highway driving system is standard on 2026 AT4 and Denali models, and it is fitted to some Elevation trucks.