The 2026 GMC Sierra 1500 delivers professional-grade capability across eight distinct trim levels, four engine options, and the industry-exclusive six-function MultiPro™ Tailgate. Whether you need a dependable work truck or a fully loaded luxury pickup, the Sierra 1500 lineup at Legacy GMC of Waxahachie has a configuration for drivers across Waxahachie, Midlothian, Ennis, Corsicana, DeSoto, and Arlington.
From the no-frills Pro to the range-topping Denali Ultimate, every Sierra 1500 trim is built on a foundation of capability and technology. Here’s how the 2026 lineup breaks down:
| Trim | Starting MSRP | Key Differentiator |
|---|---|---|
| Pro | $41,095 | TurboMax™ engine, 12 cargo tie-downs, work-truck essentials |
| SLE | $51,495 | 13.4″ touchscreen, 12.3″ Driver Info Center, heated front seats |
| Elevation | $53,295 | Monochromatic exterior, 20″ gloss-black wheels, LED fog lamps |
| SLT | $57,895 | 5.3L V8 engine, chrome accents, 10-way power leather seats |
| Denali | $69,390 | 6.2L V8, open-pore wood trim, Adaptive Ride Control |
| AT4 | $69,795 | Duramax® diesel, 2″ factory lift, Rancho® shocks, skid plates |
| AT4X | $82,395 | Locking differentials, DSSV dampers, AEV bumper, massage seats |
| Denali Ultimate | $86,190 | 6.2L V8, Super Cruise®, Bose® 12-speaker, 22″ wheels |
MSRP excludes tax, title, license, dealer fees, and optional equipment. See dealer for details.
The Sierra 1500 offers four powertrains, each engineered with variable valve timing, direct injection, and Dynamic Fuel Management to optimize power and efficiency. The Duramax® diesel delivers an estimated 25 MPG combined in select 2WD configurations — the most fuel-efficient option in the lineup.
| Engine | Horsepower | Torque | Max Towing | Standard On |
|---|---|---|---|---|
| 2.7L TurboMax™ I4 | 310 hp | 430 lb-ft | 9,400 lbs | Pro, SLE, Elevation |
| 5.3L EcoTec3 V8 | 355 hp | 383 lb-ft | 11,200 lbs | SLT |
| 3.0L Duramax® Diesel I6 | 305 hp | 495 lb-ft | 13,300 lbs | AT4 |
| 6.2L EcoTec3 V8 | 420 hp | 460 lb-ft | 13,100 lbs | Denali, AT4X, Denali Ultimate |
All towing figures require proper equipment. MPG figures are EPA estimates. Actual mileage will vary based on driving conditions, vehicle condition, and other factors.
The Sierra 1500 stands apart with the GMC-exclusive six-function MultiPro™ Tailgate — available on Pro, SLE, and Elevation and standard from SLT and above. It transforms into a load stop, bed extender, standing workstation, full-width step, and more, delivering versatility no competitor in the segment matches.
Every Sierra 1500 also includes the standard GMC Pro Safety suite with Forward Collision Alert, automatic emergency braking with pedestrian detection, and Lane Keep Assist — so you can drive and tow with confidence on every road.
Ready to find the right Sierra 1500 for your needs? Explore our current inventory, compare trims, or contact our sales team at Legacy GMC of Waxahachie. Call 214-903-4359 or visit us at 1701 US-287 Byp in Waxahachie, TX.
