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Sierra 1500


MPG (Diesel) 26 / 22

MSRPfrom $55,900

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* Based on AT4 4x4 4dr Crew Cab 6.6 ft. SB



2021 GMC Sierra 1500

The following specs provide vital details about this GMC.

Towing Capacity

This truck can be used for towing. It can tow with a variety of hitches. The maximum it can tow is 9000.

Curb Weight Details

Curb weight is a measure of a truck's weight when it has maximum fuel and all basic equipment installed. This truck has a curb weight of 5530.


The manufacturer’s suggested retail price is $55,900 Some buyers may pay below this amount.

Ground Clearance

Drivers that frequently drive on difficult roads will benefit from a higher than average ground clearance. On this vehicle, the ground clearance is 10.7. Seating Specs The 2021 GMC Sierra 1500 4x4 AT4 4dr Crew Cab 6.6 ft. SB is intended to seat 5 passengers.

Wheelbase Measurement

The wheelbase is a measurement of the distance between the front and rear wheels. The wheelbase on the 2021 GMC Sierra 1500 4x4 AT4 4dr Crew Cab 6.6 ft. SB is 157.1.

Fuel Capacity

This specific truck has a gas capacity of 24.0.

Brake Specs

Anti-lock brakes enhance control when stopping. This GMC does include 4-wheel anti-lock brakes.