This striking 2021 GMC Sierra 1500 AT4 4WD stands ready to deliver capability and comfort in a boldly equipped truck. With its EcoTec3 6.2L V8 engine paired with a 10-speed automatic transmission, this Sierra combines power with refinement. The black exterior with machined aluminum 20-inch wheels showcases an aggressive stance while the well-maintained interior reflects careful ownership.

**Key Features:**
- 4WD with Hill Descent Control and Auto-Locking Rear Differential
- Apple CarPlay and Android Auto with touchscreen controls
- Heated and cooled leather seats with memory driver settings
- SiriusXM with 360L premium satellite radio
- Trailering Package with integrated trailer brake controller and hitch guidance
- Multizone climate control with front dual zone A/C and heated steering wheel
- Remote vehicle starter system and keyless entry with start
- Backup camera with hitch view guidance

This well-maintained Sierra shows 58,473 miles, averaging under 12,000 annually—a testament to responsible use. The truck's Preferred Equipment Group 4SB and Trailering Package demonstrate thoughtful specification for those who demand both utility and luxury. Interior appointments include perforated leather trim, power front passenger seating, and comprehensive connectivity featuring a GMC infotainment system with multi-touch controls and dual USB charging ports.

Whether you're hauling cargo or enjoying weekend adventures, this Sierra AT4 delivers the performance and amenities serious truck buyers expect. Schedule your test drive today and experience the capability this truck has to offer.