2021 GMC Sierra AT4
GMC Sierra Details
Automatic
V8, 6.2L
SATIN STEEL METALLIC
4WD
Gasoline
17,500 Miles
183173A
3GTP9EEL3MG183173
1500
AT4
About This 2021 GMC Sierra
2021 GMC Sierra 1500 AT4 — 6.2L V8, 4WD, 17,500 Miles — Sidney, MT
This 2021 GMC Sierra 1500 AT4 blends rugged capability with upscale comfort, powered by a potent 6.2L V8 gasoline engine paired with 4-wheel drive for confident performance in all conditions. With just 17,500 miles, this GMC Sierra offers low mileage and long-term value, ready for work sites, towing, or weekend adventures across Montana.
The AT4 trim brings off-road-tuned suspension, skid plates, and an impressive factory-equipped towing package, while premium interior touches include comfortable seating, modern connectivity, and driver-assist features for added safety and convenience. The V8 delivers strong low-end torque and highway stability, making it a superb choice for hauling trailers or navigating rugged terrain.
Located in Sidney, MT, this GMC Sierra 1500 is competitively priced and represents the best price in the area for comparable vehicles — exceptional value for buyers seeking a low-mileage, well-equipped truck. Recent service and a thorough inspection ensure reliability and readiness for immediate use.
Key highlights:
- 2021 GMC Sierra 1500 AT4
- 6.2L V8 gasoline engine
- 4WD for enhanced traction and capability
- Low mileage: 17,500 miles
- Best price in the region
- Located in Sidney, MT
Contact us to schedule a test drive and experience the performance and comfort of this GMC Sierra 1500 AT4 today.
This 2021 GMC Sierra 1500 AT4 blends rugged capability with upscale comfort, powered by a potent 6.2L V8 gasoline engine paired with 4-wheel drive for confident performance in all conditions. With just 17,500 miles, this GMC Sierra offers low mileage and long-term value, ready for work sites, towing, or weekend adventures across Montana.
The AT4 trim brings off-road-tuned suspension, skid plates, and an impressive factory-equipped towing package, while premium interior touches include comfortable seating, modern connectivity, and driver-assist features for added safety and convenience. The V8 delivers strong low-end torque and highway stability, making it a superb choice for hauling trailers or navigating rugged terrain.
Located in Sidney, MT, this GMC Sierra 1500 is competitively priced and represents the best price in the area for comparable vehicles — exceptional value for buyers seeking a low-mileage, well-equipped truck. Recent service and a thorough inspection ensure reliability and readiness for immediate use.
Key highlights:
- 2021 GMC Sierra 1500 AT4
- 6.2L V8 gasoline engine
- 4WD for enhanced traction and capability
- Low mileage: 17,500 miles
- Best price in the region
- Located in Sidney, MT
Contact us to schedule a test drive and experience the performance and comfort of this GMC Sierra 1500 AT4 today.
Features & Options
- Electrochromatic Mirror
- Electronic Compass
- External Temperature
- Hands Free Blue Tooth
- Steering Wheel Audio Controls
- XM Radio
- Remote Start
- Tire Monitoring System
- Bed Liner
- Off-Rd pkg
- Ovrsize Off-Rd Tires
- Sliding Rear Window
- Towing Pkg
- Trailer Brake
- Air Conditioning
- Cruise Control
- Leather Seats
- Telescoping Wheel
- Tilt Wheel
- Premium Wheels
- Privacy Glass (tint)
- Traction Control
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