New 2026 GMC Sierra 1500 for Sale in Topeka, KS
Shop new GMC Sierra 1500 trucks for sale at Cable Dahmer of Topeka.
All vehicles purchase prices do not include tax, title, and registration fees. Prices include the listed rebates and incentives (All factory rebates assigned to dealer, including all applicable manufacturer rebates). Incentivized rates may affect incentives and/or pricing. Check with your dealer and or sales consultant to see available rebates you may qualify for. We are not responsible for typographical, technical or misprint errors. Fuel Economy MPG (Miles per Gallon) is EPA estimate. Actual mileage may vary. When submitting a website form by providing your phone number, you consent to receive occasional SMS or voice calls from us regarding our products, services, and promotional offers. Standard messaging rates may apply. EPA Estimates. Mileage May Vary.
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Find Your Next GMC Sierra 1500 in Topeka, KS
Cable Dahmer of Topeka carries a wide selection of new GMC Sierra 1500 trucks for sale, from the work-ready Pro to the Denali Ultimate. Browse the inventory above to compare trims, engines, and cab configurations, then contact our team to confirm availability.
The redesigned 2027 Sierra 1500 is also on its way. You can reserve a 2027 GMC Sierra 1500 today and be among the first to get one.
Schedule a Test Drive
What's New for the 2027 GMC Sierra 1500
GMC redesigned the 2027 Sierra 1500 inside and out, and the next-generation truck is arriving at Cable Dahmer of Topeka soon. Reserve yours now, and our team will contact you as trucks arrive so you get first pick of the trim and engine you want.
New Design, Power, and Capability
- Redesigned exterior and interior
- Four available engines, including two new sixth-generation Small Block V8s, each paired with a 10-speed automatic transmission
- Up to 481 horsepower and 501 lb.-ft. of torque from the 6.6L V8, standard on Denali Ultimate
- Up to 13,500 lbs. of maximum towing with the available 5.7L V8*
- Six trims: Pro, Elevation, AT4, AT4X, Denali, and Denali Ultimate
- Starting MSRP of $39,300 for the Pro**
A More Connected Cabin
Every 2027 Sierra 1500 comes with a 16.3-inch Premium GMC Infotainment System and a 12.2-inch Driver Information Center. GM's new interface supports wireless Apple CarPlay and Android Auto, and Google built-in with Gemini integration adds voice assistance and Google Maps navigation.
Available upgrades include an 11.5-inch front passenger display, a 15-inch multicolor Head-Up Display, and up to 19 camera views for trailering and parking. Super Cruise with trailering is standard on the AT4, AT4X, Denali, and Denali Ultimate.
| 2027 Engine | Horsepower | Torque | Max Towing* |
|---|---|---|---|
| 2.7L TurboMax | 350 hp | 455 lb.-ft. | 9,400 lbs. |
| Duramax 3.0L Turbo-Diesel | 305 hp | 495 lb.-ft. | 12,100 lbs. |
| 5.7L V8 | 402 hp | 428 lb.-ft. | 13,500 lbs. |
| 6.6L V8 | 481 hp | 501 lb.-ft. | 9,400 lbs. |
2026 Sierra 1500 Models Available Now
If you need a truck now, the 2026 Sierra 1500 is ready to drive home today. Trims include the Pro, SLE, Elevation, SLT, AT4, AT4X, Denali, and Denali Ultimate. Crew Cab is available on every trim, with Double Cab on the Pro, SLE, and Elevation, and Regular Cab on the Pro.
TurboMax
310 hp and 430 lb.-ft. of torque for confident everyday driving and towing.
5.3L V8
355 hp and 383 lb.-ft. of torque for strong all-around V8 capability.
6.2L V8
420 hp and 460 lb.-ft. of torque, the highest-horsepower gas engine in the 2026 lineup.
Duramax 3.0L Turbo-Diesel
305 hp and 495 lb.-ft. of torque, with up to 13,200 lbs. of towing.*
Sierra 1500 Offers, Financing, and Trade-Ins
Special Offers
View our current finance and lease offers on new Sierra 1500 trucks, then contact us to confirm details and eligibility.
Financing
Our finance team helps you compare loan and lease options and find a payment that fits your budget. Apply online to save time at the dealership.
Trade-In Value
Get a quick online estimate of your current vehicle's value and apply it directly toward your new Sierra.
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Why Shop at Cable Dahmer of Topeka?
Cable Dahmer of Topeka brings Chevrolet, Buick, GMC, and Cadillac together under one roof at 3731 SW Topeka Blvd. Every new vehicle we sell includes the Cable Dahmer 5-Year Unlimited Mileage Powertrain Warranty, and if we do not have the exact Sierra you want, our team can check incoming inventory.
After the sale, our large service drive and on-site collision center keep ownership simple. We are proud to serve drivers in Topeka, Lawrence, Manhattan, and across eastern Kansas.
*Maximum towing requires proper configuration. Before you buy a vehicle or use it for trailering, carefully review the trailering section of the Owner's Manual. The weight of passengers, cargo, and options or accessories may reduce the amount you can tow.
**Starting MSRP as listed by GMC. Excludes destination freight charge, tax, title, license, dealer fees, and optional equipment. Features and specifications are subject to change. See dealer for details.