2021 GMC Sierra 1500 SLE Duramax

Built for drivers who want efficiency, strength, and modern comfort, this 2021 GMC Sierra 1500 SLE Duramax delivers impressive diesel performance with full-size truck capability. Under the hood is the highly regarded 3.0L Duramax turbo-diesel inline-six, producing 277 horsepower and a massive 460 lb-ft of torque, paired with a smooth 10-speed automatic transmission for strong towing power and excellent highway efficiency. With impressive low-end torque and the durability diesel owners appreciate, the Sierra is built to handle daily driving, towing, and long-distance hauling with ease. The SLE trim blends work-ready practicality with modern technology and comfort. Inside, you’ll find a spacious and functional cabin with premium cloth seating, an intuitive infotainment system with smartphone integration, and advanced trailering technology to make towing easier than ever. With a capable truck bed, bold GMC styling, and a towing capacity of up to roughly 9,300 lbs, the Sierra 1500 is ready for work, recreation, or anything in between.

✅ 3.0L Duramax Turbo-Diesel Engine — 277 HP & 460 lb-ft of torque

✅ 10-Speed Automatic Transmission — Smooth power delivery

✅ Excellent Diesel Efficiency — Strong highway fuel economy

✅ SLE Trim — Practical comfort and modern technology

✅ Advanced Trailering Features — Built for towing confidence

✅ Up to ~9,300 lb Towing Capacity (when properly equipped)

✅ Full-Size GMC Truck Capability with Diesel Durability

Here at Bannister Chevrolet Penticton, we make it easy to buy a vehicle from us, with delivery options available to you. Not only that—we offer great prices for your vehicle. We. Buy. Cars! And we want yours. If you're ready to get out of your vehicle and into a new one, reach out today!