Pre-Owned 2021 GMC Sierra 2500HD SLT For Sale New Richmond, WI

**2021 GMC Sierra 2500HD SLT 4WD for Sale in St. Croix Falls, WI | 6.6L Duramax Diesel | Crew Cab | 5th Wheel Prep**Discover heavy-duty diesel performance, premium comfort, and exceptional towing versatility in this **2021 GMC Sierra 2500HD SLT Crew Cab 4WD**, finished in Summit White. Available at **Johnson Motors of St. Croix Falls, Wisconsin**, this pre-owned GMC Sierra HD combines powerful Duramax capability, leather seating, advanced trailering equipment, and everyday convenience. An excellent choice for contractors, recreational towing, and drivers who demand a capable diesel pickup.**6.6L DURAMAX TURBO-DIESEL & 4WD PERFORMANCE**Powered by the legendary **6.6L Duramax Turbo-Diesel V8** paired with a heavy-duty **10-speed automatic transmission**, this GMC Sierra 2500HD delivers impressive torque and dependable performance for demanding workloads.Its Four-Wheel Drive system, locking rear differential, traction control, and stability control provide added confidence on Wisconsin winter roads, challenging jobsites, and Midwest highways.Heavy-duty equipment includes:- Gooseneck/5th Wheel Package- Factory 5th Wheel/Gooseneck Hitch Prep Platform- Factory Trailering Package with tow hitch- Engine block heater- 220-amp alternator- Heavy-duty Suspension Package- Auxiliary transmission oil cooler- Protective bed liner- Tow hooks and integrated tailgate stepWhether hauling equipment, towing a camper, or managing everyday jobs, this Duramax diesel truck is equipped for serious work.**SLT LEATHER INTERIOR & PREMIUM COMFORT**Experience a spacious Crew Cab interior featuring upscale SLT appointments and convenient features designed for long drives and demanding workdays.Comfort highlights include:- Leather-appointed seating- Heated front seats and heated steering wheel- Power driver and passenger seats- Adjustable lumbar support- Driver seat and mirror memory- Multi-zone automatic climate control- Remote engine start- Keyless entry and push-button start- Heated power-folding mirrors- Running boards- Rear folding bench seat with storage- Rear USB charging portsThe Medium Bed configuration provides practical cargo space, while the Crew Cab delivers generous room for passengers and workday essentials.**GMC TECHNOLOGY & CONNECTIVITY**Stay connected with modern technology designed to simplify daily driving and trailering.Technology features include:- Apple CarPlay and Android Auto compatibility- Bluetooth® hands-free connectivity- Rearview backup camera- Wi-Fi hotspot capability- SiriusXM satellite radio capability- HD Radio and 6-speaker audio system- Steering-wheel-mounted audio controls- GMC Connected Access capabilityThe rearview camera helps with parking and trailer positioning, while smartphone integration provides convenient access to entertainment and communication.**DRIVER ALERT PACKAGE I & SAFETY**Equipped with the **Driver Alert Package I**, this GMC Sierra SLT includes:- Blind Spot Monitoring- Rear Cross-Traffic Alert- Rear Parking Assist- Electronic stability and traction control- Four-wheel anti-lock disc brakes- Advanced airbag protectionThese technologies help enhance awareness when navigating parking areas, highways, and busy worksites.**SHOP USED GMC SIERRA 2500HD DURAMAX DIESEL TRUCKS IN WISCONSIN!**Searching for a **used GMC Sierra 2500HD diesel for sale near St. Croix Falls, WI**, a **Duramax 4x4 truck near Stillwater, MN**, or a heavy-duty pickup with fifth-wheel towing preparation? This 2021 GMC Sierra SLT offers the power, comfort, and utility truck buyers appreciate.**Johnson Motors of St. Croix Falls** proudly serves customers from Osceola, Amery, Balsam Lake, Dresser, Som