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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $22,936

    $1.3K
    110,352 mi.
    Est. $431/mo

    Salem Ford

    4.2
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    Salem, NH (840 mi)

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  • White Frost 2018 GMC Sierra 1500 SLTWhite Frost 2018 GMC Sierra 1500 SLTWhite Frost 2018 GMC Sierra 1500 SLTWhite Frost 2018 GMC Sierra 1500 SLTWhite Frost 2018 GMC Sierra 1500 SLTWhite Frost 2018 GMC Sierra 1500 SLT

    $39,216

    24,344 mi.
    Est. $737/mo

    Ewing Subaru of Plano

    4.9
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    Plano, TX (793 mi)

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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $37,780

    55,015 mi.
    Est. $710/mo

    i.g. Burton Buick GMC of Elkton

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    Elkton, MD (640 mi)
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  • Red Quartz Tintcoat 2018 GMC Sierra 1500 SLTRed Quartz Tintcoat 2018 GMC Sierra 1500 SLTRed Quartz Tintcoat 2018 GMC Sierra 1500 SLTRed Quartz Tintcoat 2018 GMC Sierra 1500 SLTRed Quartz Tintcoat 2018 GMC Sierra 1500 SLTRed Quartz Tintcoat 2018 GMC Sierra 1500 SLT

    $27,874

    92,937 mi.
    Est. $524/mo

    Arrigo Chrysler Dodge Jeep Ram FIAT of Ft. Pierce

    4.5
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    Fort Pierce, FL (1,086 mi)
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  • White Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 DenaliWhite Frost Tri-Coat 2018 GMC Sierra 1500 Denali

    $35,686

    $500
    69,943 mi.
    Est. $671/mo

    Dan Cummins Chevrolet Buick of Paris

    4.7
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    Paris, KY (311 mi)
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  • Onyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 Base

    $24,955

    41,302 mi.
    Est. $469/mo

    Ferman Ford

    4.3
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    Clearwater, FL (999 mi)
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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $27,596

    $400
    104,477 mi.
    Est. $519/mo

    Columbia Honda

    4.8
    Check Availability
    Columbia, MO (318 mi)
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  • Onyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 Base

    $8,998

    213,537 mi.
    Est. $169/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 mi)

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  • Cardinal Red 2018 GMC Sierra 1500 SLECardinal Red 2018 GMC Sierra 1500 SLECardinal Red 2018 GMC Sierra 1500 SLECardinal Red 2018 GMC Sierra 1500 SLECardinal Red 2018 GMC Sierra 1500 SLECardinal Red 2018 GMC Sierra 1500 SLE

    $25,998

    79,482 mi.
    Est. $489/mo

    Perrysburg Automall

    4.6
    Check Availability
    Perrysburg, OH (208 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $29,948

    106,677 mi.
    Est. $563/mo

    Sheehy Ford of Richmond

    4.5
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    Richmond, VA (614 mi)
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  • Onyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 BaseOnyx Black 2018 GMC Sierra 1500 Base

    $20,790

    $210
    88,739 mi.
    Est. $391/mo

    Irwin Automotive Group

    4.7
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    Laconia, NH (828 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $24,448

    $350
    135,320 mi.
    Est. $460/mo

    AutoNation Toyota Fort Myers

    4.7
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    Fort Myers, FL (1,106 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLT

    $37,998

    26,458 mi.
    Est. $714/mo

    Johnson Hyundai of Apex

    4.5
    Check Availability
    Apex, NC (637 mi)
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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $36,677

    65,021 mi.
    Est. $689/mo

    Jimmy Britt Chevrolet

    4.3
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    Greensboro, GA (625 mi)

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  • Onyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 DenaliOnyx Black 2018 GMC Sierra 1500 Denali

    $28,885

    $100
    116,951 mi.
    Est. $543/mo

    LaFontaine Chrysler Dodge Jeep Ram of Walled Lake

    4.5
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    Walled Lake, MI (218 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $27,900

    103,817 mi.
    Est. $524/mo

    Allen Chevrolet Cadillac

    4.0
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    Monroe, MI (218 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 DenaliDark Slate Metallic 2018 GMC Sierra 1500 Denali

    $26,998

    $1K
    120,491 mi.
    Est. $507/mo

    Van Hyundai

    4.2
    Check Availability
    Carrollton, TX (799 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLEDark Slate Metallic 2018 GMC Sierra 1500 SLE

    $24,594

    92,377 mi.
    Est. $462/mo

    Kia of Dayton

    4.6
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    Huber Heights, OH (230 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $27,194

    $500
    138,125 mi.
    Est. $511/mo

    Bob Moore Mazda

    4.9
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    Oklahoma City, OK (686 mi)
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  • Dark Slate Metallic 2018 GMC Sierra 1500 SLTDark Slate Metallic 2018 GMC Sierra 1500 SLTDark Slate Metallic 2018 GMC Sierra 1500 SLTDark Slate Metallic 2018 GMC Sierra 1500 SLTDark Slate Metallic 2018 GMC Sierra 1500 SLTDark Slate Metallic 2018 GMC Sierra 1500 SLT

    $29,664

    98,939 mi.
    Est. $558/mo

    West Side GM

    4.8
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    Berlin, WI (160 mi)

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  • Cardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLT

    $28,127

    74,587 mi.
    Est. $529/mo

    Sherman Chevrolet Cadillac

    4.7
    Check Availability
    Sherman, TX (750 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $26,648

    129,759 mi.
    Est. $501/mo

    Grote Mitsubishi

    4.5
    Check Availability
    Fort Wayne, IN (143 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $29,888

    $600
    92,165 mi.
    Est. $562/mo

    Two Rivers Ford

    4.8
    Check Availability
    Mt Juliet, TN (400 mi)
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  • Cardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLTCardinal Red 2018 GMC Sierra 1500 SLT

    $28,402

    $517
    77,067 mi.
    Est. $534/mo

    McGrath Acura of Libertyville

    4.4
    Check Availability
    Libertyville, IL (31 mi)
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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $33,980

    $2K
    53,996 mi.
    Est. $639/mo

    Lithia Chrysler Jeep of Reno

    4.7
    Check Availability
    Reno, NV (1,683 mi)
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  • Onyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLTOnyx Black 2018 GMC Sierra 1500 SLT

    $29,797

    101,206 mi.
    Est. $560/mo

    ALL STAR BUICK GMC TRUCK

    Check Availability
    Sulphur, LA (866 mi)

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  • Summit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLTSummit White 2018 GMC Sierra 1500 SLT

    $29,288

    80,147 mi.
    Est. $551/mo

    Berlin City Honda of Portland

    4.3
    Check Availability
    South Portland, ME (885 mi)
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  • Quicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLTQuicksilver Metallic 2018 GMC Sierra 1500 SLT

    $33,080

    37,415 mi.
    Est. $622/mo

    Tustin Lexus

    4.8
    Check Availability
    Tustin, CA (1,730 mi)
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  • Red Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 DenaliRed Quartz Tintcoat 2018 GMC Sierra 1500 Denali

    $24,718

    $752
    144,978 mi.
    Est. $465/mo

    Heiser Ford Lincoln

    4.2
    Check Availability
    Glendale, WI (87 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2026 GMC Sierra 1500 $61,706 235 Great deals
2025 GMC Sierra 1500 $53,759 533 Great deals
2024 GMC Sierra 1500 $50,690 759 Great deals
2023 GMC Sierra 1500 $46,709 775 Great deals
2022 GMC Sierra 1500 $42,409 533 Great deals
2021 GMC Sierra 1500 $36,406 517 Great deals
2020 GMC Sierra 1500 $34,290 366 Great deals
2019 GMC Sierra 1500 $32,121 246 Great deals
2017 GMC Sierra 1500 $23,780 169 Great deals

About the 2018 GMC Sierra 1500

Basics

Base shown (base trim).

Seating
3
Door count
2
Drivetrain
Rear-wheel drive
Combined MPG
20
Transmission
6-Speed A/T
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)
Side view of the 2018 GMC Sierra 1500
FAQs

How much does the 2018 GMC Sierra 1500 cost?

The 2018 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 2018 Sierra 1500 is $27,527, with pricing starting at $8,998.

What is the MPG of the 2018 GMC Sierra 1500?

The 2018 GMC Sierra 1500 offers up to 18 MPG in city driving and 24 MPG on the highway for a combined rating of 20 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 2018 GMC Sierra 1500?

The 2018 GMC Sierra 1500 compares to and/or competes against the following vehicles:


Is the 2018 GMC Sierra 1500 reliable?

The 2018 GMC Sierra 1500 has an average reliability rating of 4.7 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2018 Sierra 1500 owners.

Is the 2018 GMC Sierra 1500 a good truck?

Below are the Cars.com consumer ratings for the 2018 GMC Sierra 1500.

(172 reviews)
Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Ratings (172 reviews)

93% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.9
Interior
4.8
Performance
4.7
Value
4.6
Exterior
4.8
Reliability
4.7
Trims

Base (10 styles)

Style
2WD Crew Cab 143.5" 4WD Crew Cab 143.5" 4WD Double Cab 143.5" 2WD Double Cab 143.5" 4WD Crew Cab 153.0" 2WD Crew Cab 153.0" 4WD Reg Cab 119.0" 2WD Reg Cab 119.0" 2WD Reg Cab 133.0" 4WD Reg Cab 133.0"
Inventory price
Starting at $35,500 Starting at $38,700 Starting at $37,000 Starting at $33,000 Starting at $40,100 Starting at $36,900 Starting at $32,900 Starting at $29,000 Starting at $29,300 Starting at $33,200
Combined MPG
20 19 19 20 18 19 19 20 20 19
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 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) 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
4WD Crew Cab 153.0" Denali 2WD Crew Cab 143.5" Denali 4WD Crew Cab 143.5" Denali
Inventory price
Starting at $56,300 Starting at $52,900 Starting at $56,000
Combined MPG
17 18 17
Engine
420.0-hp, 6.2-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)

SLE (10 styles)

Style
4WD Double Cab 143.5" SLE 2WD Double Cab 143.5" SLE 4WD Crew Cab 153.0" SLE 2WD Crew Cab 153.0" SLE 2WD Crew Cab 143.5" SLE 4WD Crew Cab 143.5" SLE 2WD Reg Cab 119.0" SLE 4WD Reg Cab 133.0" SLE 4WD Reg Cab 119.0" SLE 2WD Reg Cab 133.0" SLE
Inventory price
Starting at $42,100 Starting at $38,300 Starting at $46,100 Starting at $42,100 Starting at $40,700 Starting at $44,700 Starting at $35,700 Starting at $39,900 Starting at $39,600 Starting at $35,800
Combined MPG
19 20 18 19 20 19 20 19 19 20
Engine
285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 355.0-hp, 5.3-liter, 8 Cylinder Engine (Gasoline Fuel) 355.0-hp, 5.3-liter, 8 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) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability) 285.0-hp, 4.3-liter, V6 Cylinder Engine (Flex Fuel Capability)

SLT (5 styles)

Style
2WD Double Cab 143.5" SLT 4WD Crew Cab 143.5" SLT 2WD Crew Cab 143.5" SLT 4WD Double Cab 143.5" SLT 4WD Crew Cab 153.0" SLT
Inventory price
Starting at $42,800 Starting at $48,400 Starting at $45,200 Starting at $46,000 Starting at $48,700
Combined MPG
19 17 18 18 17
Engine
420.0-hp, 6.2-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) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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