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  • Satin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLTSatin Steel Metallic 2021 GMC Sierra 1500 SLT

    $33,128

    112,198 mi.
    Est. $616/mo

    Landers Chrysler Dodge Jeep RAM

    4.0
    Check Availability
    Little Rock, AR (19 mi)
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  • Cardinal Red 2021 GMC Sierra 1500 SLTCardinal Red 2021 GMC Sierra 1500 SLTCardinal Red 2021 GMC Sierra 1500 SLTCardinal Red 2021 GMC Sierra 1500 SLTCardinal Red 2021 GMC Sierra 1500 SLTCardinal Red 2021 GMC Sierra 1500 SLT

    $29,899

    142,153 mi.
    Est. $556/mo

    Landers Family Pre-Owned

    5.0
    Check Availability
    Bryant, AR (10 mi)
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  • Summit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLT

    $37,994

    $743
    53,669 mi.
    Est. $706/mo

    Everett Buick GMC

    4.8
    Check Availability
    Bryant, AR (9 mi)
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  • Summit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLT

    $35,782

    74,979 mi.
    Est. $665/mo

    Everett Buick GMC

    4.8
    Check Availability
    Bryant, AR (9 mi)
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  • Brownstone Metallic 2021 GMC Sierra 1500 SLTBrownstone Metallic 2021 GMC Sierra 1500 SLTBrownstone Metallic 2021 GMC Sierra 1500 SLTBrownstone Metallic 2021 GMC Sierra 1500 SLTBrownstone Metallic 2021 GMC Sierra 1500 SLTBrownstone Metallic 2021 GMC Sierra 1500 SLT

    $34,200

    84,722 mi.
    Est. $636/mo

    McLarty Nissan of Little Rock

    4.7
    Check Availability
    Little Rock, AR (19 mi)
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  • Ebony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 DenaliEbony Twilight Metallic 2021 GMC Sierra 1500 Denali

    $49,506

    15,258 mi.
    Est. $920/mo

    Everett Buick GMC

    4.8
    Check Availability
    Bryant, AR (9 mi)
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  • Summit White 2021 GMC Sierra 1500 Base

    $26,999

    94,329 mi.
    Est. $502/mo

    Landers Family Pre-Owned

    5.0
    Check Availability
    Bryant, AR (10 mi)
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  • $36,124

    77,097 mi.
    Est. $671/mo

    Landers Chrysler Dodge Jeep RAM

    4.0
    Check Availability
    Little Rock, AR (19 mi)
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  • $43,379

    64,383 mi.
    Est. $806/mo

    Landers Toyota

    4.1
    Check Availability
    Little Rock, AR (19 mi)
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  • White Frost Tri-Coat 2021 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2021 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2021 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2021 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2021 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2021 GMC Sierra 1500 Denali

    $27,995

    $1K
    139,547 mi.
    Est. $520/mo

    Laura Buick GMC

    4.6
    Check Availability
    $647 delivery from Collinsville, IL (324 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $30,989

    131,931 mi.
    Est. $576/mo

    Kearns Motor Car Co.

    4.6
    Check Availability
    Free delivery from Johnson Creek, WI (629 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $38,946

    112,057 mi.
    Est. $724/mo

    Honda World

    4.9
    Check Availability
    Conway, AR (41 mi)
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  • Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4

    $33,700

    115,375 mi.
    Est. $626/mo

    Countryside Motors

    Check Availability
    Conway, AR (43 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $41,887

    50,853 mi.
    Est. $778/mo

    Smart Chevrolet Buick GMC

    Check Availability
    White Hall, AR (32 mi)
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  • Pacific Blue Metallic 2021 GMC Sierra 1500 SLTPacific Blue Metallic 2021 GMC Sierra 1500 SLTPacific Blue Metallic 2021 GMC Sierra 1500 SLTPacific Blue Metallic 2021 GMC Sierra 1500 SLTPacific Blue Metallic 2021 GMC Sierra 1500 SLTPacific Blue Metallic 2021 GMC Sierra 1500 SLT

    $34,639

    $117
    75,296 mi.
    Est. $644/mo

    Honda World

    4.9
    Check Availability
    Conway, AR (41 mi)
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  • Summit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLTSummit White 2021 GMC Sierra 1500 SLT

    $36,050

    76,955 mi.
    Est. $670/mo

    Mark McLarty Ford

    4.2
    Check Availability
    North Little Rock, AR (30 mi)
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  • Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4Dark Sky Metallic 2021 GMC Sierra 1500 AT4

    $36,580

    110,297 mi.
    Est. $680/mo

    Red River Ford Cabot

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    Cabot, AR (47 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $60,213
2025 GMC Sierra 1500 $53,381 12 Great deals
2024 GMC Sierra 1500 $53,489 7 Great deals
2023 GMC Sierra 1500 $42,197 8 Good deals

About the 2021 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
16
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2021 GMC Sierra 1500
FAQs

How much does the 2021 GMC Sierra 1500 cost?

The 2021 GMC Sierra 1500 price depends on several factors, including the trim level, optional features, mileage, vehicle history and location. The nationwide average price for a 2021 Sierra 1500 is $36,070, with pricing starting at $13,987.

What is the MPG of the 2021 GMC Sierra 1500?

The 2021 GMC Sierra 1500 offers up to 14 MPG in city driving and 19 MPG on the highway for a combined rating of 16 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle trim, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2021 GMC Sierra 1500?

The 2021 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2021 GMC Sierra 1500 reliable?

The 2021 GMC Sierra 1500 has an average reliability rating of 3.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2021 Sierra 1500 owners.

Is the 2021 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2021 GMC Sierra 1500.

(56 reviews)
Rating breakdown (out of 5):
Comfort
4.2
Interior
4.2
Performance
3.8
Value
3.6
Exterior
4.3
Reliability
3.5
Ratings (56 reviews)

60% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.2
Interior
4.2
Performance
3.8
Value
3.6
Exterior
4.3
Reliability
3.5
Trims

AT4 (2 styles)

Style
4WD Crew Cab 157" AT4 4WD Crew Cab 147" AT4
Inventory price
Starting at $55,900 Starting at $54,700
Combined MPG
16 17
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)

Base (7 styles)

Style
4WD Double Cab 147" 2WD Double Cab 147" 2WD Crew Cab 147" 4WD Crew Cab 147" 4WD Crew Cab 157" 4WD Reg Cab 140" 2WD Reg Cab 140"
Inventory price
Starting at $37,300 Starting at $34,000 Starting at $36,400 Starting at $39,700 Starting at $40,000 Starting at $34,700 Starting at $30,100
Combined MPG
19 21 21 19 19 16 16
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)

Denali (3 styles)

Style
2WD Crew Cab 147" Denali 4WD Crew Cab 147" Denali 4WD Crew Cab 157" Denali
Inventory price
Starting at $55,800 Starting at $59,300 Starting at $59,600
Combined MPG
17 18 18
Engine
355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)

Elevation (7 styles)

Style
4WD Double Cab 147" Elevation w/3VL 4WD Crew Cab 147" Elevation w/3VL 4WD Crew Cab 157" Elevation 2WD Double Cab 147" Elevation 4WD Double Cab 147" Elevation w/3SB 4WD Crew Cab 147" Elevation w/3SB 2WD Crew Cab 147" Elevation
Inventory price
Starting at $44,600 Starting at $47,200 Starting at $49,300 Starting at $43,100 Starting at $46,400 Starting at $49,000 Starting at $45,700
Combined MPG
19 19 19 21 19 19 21
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel)

SLE (5 styles)

Style
4WD Crew Cab 147" SLE 4WD Crew Cab 157" SLE 2WD Double Cab 147" SLE 2WD Crew Cab 147" SLE 4WD Double Cab 147" SLE
Inventory price
Starting at $47,100 Starting at $47,400 Starting at $41,400 Starting at $43,800 Starting at $44,700
Combined MPG
19 19 21 21 19
Engine
310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel) 310.0-hp, 2.7-liter, 4 Cylinder Engine (Gasoline Fuel)

SLT (3 styles)

Style
4WD Crew Cab 147" SLT 2WD Crew Cab 147" SLT 4WD Crew Cab 157" SLT
Inventory price
Starting at $50,800 Starting at $47,500 Starting at $51,100
Combined MPG
18 17 18
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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