2021 GMC Sierra 1500 Crew Cab

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2021 GMC Sierra 1500 Crew Cab

AT4 Pickup 4D 5 3/4 ft

97,757 miles

Includes:$1,795 in factory upgrades

Why You’ll Love This Sierra 1500

Slotted between the SLT and Denali trims in the Sierra 1500 lineup, the AT4 equips this Crew Cab for confident everyday use with the versatile GMC MultiPro Tailgate, adventure-ready engineering, heated and ventilated front seats, and a durable spray-on bedliner.

Duramax 3.0L Turbo-Diesel I6 engine

Originally valued at $995, this option delivers robust power and torque for demanding tasks, enhancing towing and hauling capabilities.

20-inch machined aluminum wheels

Originally valued at $800, these wheels provide a distinctive appearance and contribute to the vehicle's overall road presence.

Off-road suspension with Rancho shocks

Features an off-road suspension system with Rancho shocks, providing enhanced damping and control over rugged terrain.

GMC MultiPro tailgate

A versatile tailgate offers six distinct functions, simplifying loading, unloading and accessing the bed.

High-torque diesel power

Delivers substantial 460 lb-ft of torque through a 3.0 Liter turbo diesel 6-cylinder engine, a 10-speed automatic transmission and 4WD, providing strong towing and hauling capability.

Adventure-ready engineering

The AT4 trim is engineered for serious off-road capability, integrating specialized hardware and design for challenging terrain.

Automatic locking rear differential

Engages automatically to provide maximum traction to both rear wheels when slippage is detected, enhancing off-road capability.

Heated and ventilated front seats

Front bucket seats are heated and ventilated for comfort in various weather conditions.

Spray-on bedliner

A durable spray-on bedliner protects the truck bed from scratches and impacts and features an AT4 logo.

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