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  • 6.2-liter V8 engine
  • 10 Speed automatic transmission
  • 420 HP with 460 lb-ft of torque
  • 18” black-gloss wheels
  • Goodyear Wrangler DuraTrac mud-terrain tires
  • C style headlights
  • Multimatic DSSV spool-valve dampers with 3 separate spool valves to control tamping, plus 3 connected chambers for fluid flow
  • Specially tuned springs that increase maximum front and rear suspension
  • Specifically designed off-road chassis and tuning
  • Front and rear e-locking differentials assure both wheels will spin together, no matter the resistance.
  • Terrain mode: Designed for off road conditions at low speed; precisionenabled for one-pedal rock crawling.


  • Full-grain leather seating, door panels, and instrument panels
  • Authentic Vanta Ash wood accents with a black finish
  • Premium microsuede headliner and sun visors
  • Technical grain leather accents
  • Red double-needle stitching and ceramic white accents
  • Etched stainless-steel speaker grilles
  • 12-Speaker Bose Premium Series Surround Sound with
  • CenterPoint


  • Smart device integration
  • Wi-Fi hotspot
  • Head-up display
  • Heated and cooled seats
  • Remote start

The 2023 GMC Sierra AT4X is one of the most impressive models available to order at Kunes GMC of Belvidere. It's a full-size pickup truck that offers a combination of comfort, utility, and performance. It is equipped with a 6.2-liter V8 engine that provides plenty of power and torque. The Sierra AT4X also features a robust suspension system, ensuring a smooth ride on any terrain.


The Sierra AT4X also has a range of impressive features and technologies that make it a standout option for anyone looking for a vehicle that's both reliable and capable. The infotainment system is easy to use and includes a variety of convenient features such as Apple CarPlay and Android Auto. It also comes with a host of safety features, including lane departure warning, forward collision alert, and automatic emergency braking.

Kunes GMC of Belvidere is renowned for our excellent customer service. Customers can expect friendly and knowledgeable staff who will be more than happy to answer any questions that you may have. Our dealership also offers competitive financing options and a wide range of vehicle protection plans.


In conclusion, the 2023 GMC Sierra AT4X is an impressive vehicle that offers a combination of comfort, utility, and performance. It’s also backed by our No Fear Warranty, for no extra cost. If you’re looking for a reliable and capable vehicle, consider ordering a 2023 GMC Sierra AT4X from Kunes GMC of Belvidere.

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