Used 2025 GMC Sierra 3500HD AT4
4x4
Vehicle Summary
Mileage
Miles
Vehicle Description
2025 GMC SIERRA 3500HD AT4
CLEAN TITLE
HEATED & COOLED FRONT SEATS
HEATED REAR SEATS
POWER RETRACTABLE RUNNING BOARDS
HEADS-UP DISPLAY
AERIAL VIEW DISPLAY SYSTEM
X31 OFF-ROAD PACKAGE
GOOSENECK / 5TH WHEEL PREP PACKAGE
6.6L V8 DIESEL TURBOCHARGED ENGINE
10-SPEED AUTOMATIC TRANSMISSION
FOUR-WHEEL DRIVE
LOCKING / LIMITED SLIP DIFFERENTIAL
PROGRADE TRAILERING SYSTEM W/ HITCH GUIDANCE
This Sierra 3500HD AT4 is built for serious heavy-duty work with Duramax diesel power, gooseneck/5th wheel prep, advanced trailering tech, and premium AT4 comfort features inside.
Call or text to confirm availability and schedule an appointment. Mountain West Auto Group offers a wide selection of new and pre-owned vehicles, flexible financing options for qualified buyers, and trade-in opportunities to help make your next purchase simple. All advertised prices exclude tax, title, and registration. Equipment and features should be independently verified by the buyer prior to purchase. Mountain West Auto Group — Built for Your Adventure.
Mountain West Auto Group
Love what you drive. Our vehicles will guarantee you enjoy your driving experience every day with comfort, style, advanced technology, and reliable performance that keeps you confident on every journey.
We promise your shopping experience will be unlike any other dealership. Our dealership culture feels like a close-knit family, where staff build genuine connections, creating an inviting atmosphere that makes people excited to do business with us and return time and time again.
We work directly with dozens of trusted financial institutions to carefully compare options and guarantee you the best possible rate, ensuring you save money and get a financing plan that fits your budget perfectly.
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Disclaimers
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New vehicle pricing includes all offers and incentives. Tax, Title, and Tags not included in vehicle prices shown and must be paid by the purchaser. While great effort is made to ensure the accuracy of the information on this site, errors do occur so please verify information with a customer service rep. This is easily done by calling us or by visiting us at the dealership. **With approved credit. Terms may vary. Monthly payments are only estimates derived from the vehicle price with a 72 month term, 6.99% interest and 20% down payment.
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