2018 GMC Sierra 1500 Features & Specs

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Learn more about the dimensions, specifications, trims, and powertrains available for the 2018 GMC Sierra 1500. Compare the available and optional features to find the right 2018 GMC Sierra 1500 that best fits your fleet needs. Configure your vehicles as needed, then contact a fleet rep for more information.

 

 

Standard
Standard
Available
Available
N/A
N/A
regular_cab_standard_box regular_cab_long_box sierra
Highlights
4.3L EcoTec3 V6 engine Standard Standard  
5.3L EcoTec3 V8 engine Available Available  
6.2L EcoTec3 V8 engine N/A N/A  
5.3L EcoTec3 V8 eAssist engine N/A N/A  
6-speed automatic transmission Standard Standard  
8-speed automatic transmission N/A N/A  
Automatic locking rear differential Available Available  
LED tailamps N/A N/A  
7" diagonal GMC Infotainment System Standard Standard  
8" diagonal GMC Infotainment System N/A N/A  
8" diagonal GMC Infotainment System with Navigation N/A N/A  
LED cargo box lighting Available Available  
Rear Vision Camera Standard Standard  
4.2" diagonal multi-color Driver Information Center N/A N/A  
EZ-Lift and Lower tailgate N/A N/A  
CornerStep rear bumper Standard Standard  
Remote Locking Tailgate Available Available  
Dimensions
Cargo Box (Area) Height 21.23 in 21.23 in  
Cargo Box Length @ Floor 78.87 in 97.77 in  
Cargo Box Width @ Wheelhousings 51.03 in 51.03 in  
Cargo Volume 61.00 ft³ 76.30 ft³  
Cab to Axle 41.40 in 55.40 in  
Front Bumper to Back of Cab 116.90 in 116.90 in  
Length, Overall 205.57 in 224.43 in  
Wheelbase 119.00 in 133.00 in  
Width, Max w/o mirrors 80.00 in 80.00 in  
Front Head Room 42.40 in 42.40 in  
Front Hip Room 60.73 in 60.73 in  
Front Leg Room 45.27 in 45.27 in  
Front Shoulder Room 66.03 in 66.03 in  
Passenger Capacity 3 3  
Second Head Room 40.50 in 40.50 in  
Second Hip Room 60.27 in 60.27 in  
Second Leg Room 40.93 in 40.93 in  
Second Shoulder Room 65.73 in 65.73 in  
Packages
SLT eAssist Package N/A N/A  
All Terrain Package N/A N/A  
All Terrain SLT Premium Package N/A N/A  
All Terrain X Package N/A N/A  
Black Pack N/A N/A  
Cargo Convenience Package N/A N/A  
Convenience Package Available Available  
Denali Ultimate Package N/A N/A  
Elevation Edition N/A N/A  
Enhanced Driver Alert Package N/A N/A  
Essentials Package Available Available  
GMC Interior Protection Package Available Available  
Max Trailering Package N/A N/A  
Off-Road Suspension Package Available Available  
Preferred Package N/A N/A  
Protection Package Available Available  
SLE Fleet Convenience Package N/A N/A  
SLE Fleet Preferred Package N/A N/A  
SLE Value Package N/A N/A  
SLT Crew Cab Premium Plus Package N/A N/A  
SLT Premium Package N/A N/A  
Sierra Appearance Package Available Available  
Sierra Fleet Convenience Package Available Available  
Snow Plow Prep Package Available Available  
Texas SLE Value Package N/A N/A  
Texas SLT Premium Package N/A N/A  
Trailering Equipment Available Available  
Mechanical
Brakes
4-wheel antilock disc brakes Standard Standard  
Integrated trailer brake controller Available Available  
Chassis
Automatic locking rear differential Available Available  
Underbody Shield Package Available Available  
Other
150-amp alternator Standard Standard  
Engine block heater Available Available  
Capless Fuel Fill Standard Standard  
Powertrain
Cat-back performance exhaust system N/A N/A  
External transmission oil cooler Available Available  
External engine oil cooler Standard Standard  
4.3L EcoTec3 V6 engine Standard Standard  
5.3L EcoTec3 V8 engine Available Available  
6.2L EcoTec3 V8 engine N/A N/A  
5.3L EcoTec3 V8 eAssist engine N/A N/A  
Hill Descent Control N/A N/A  
Autotrac® 2-speed active transfer case Available Available  
Transfer case with floor-mounted shifter Standard Standard  
Transmission
6-speed automatic transmission Standard Standard  
8-speed automatic transmission N/A N/A  
Axle Ratio
3.08 rear axle ratio Available Available  
3.23 rear axle ratio N/A N/A  
3.42 rear axle ratio Standard Standard  
3.73 rear axle ratio N/A N/A  
Exterior
Bed
Spray-on bedliner Available Available  
CornerStep rear bumper Standard Standard  
LED cargo box lighting Available Available  
Drop-in bed liner Available Available  
Bed mat Available Available  
Soft-folding tonneau cover Available Available  
Hard tri-folding tonneau cover Available Available  
Remote Locking Tailgate Available Available  
EZ-Lift and Lower tailgate N/A N/A  
Locking tailgate. Standard Standard  
Assist Steps
4" chromed assist steps Available Available  
6" Chrome assist steps N/A N/A  
6" Black assist steps Available Available  
6" chromed assist steps Available Available  
4" Black assist steps Available Available  
Off-road assist steps N/A N/A  
Design Features
Chrome front bumper Standard Standard  
Body-color Front bumper N/A N/A  
Chrome rear bumper Standard Standard  
Body-color rear bumper N/A N/A  
Deep-tinted rear glass Available Available  
Solar-absorbing glass Standard Standard  
Body-color grille surround N/A N/A  
Chrome grille surround Standard Standard  
Front and rear body-color molded splash guards Available Available  
Chome body-side moldings Available Available  
Front and rear Black molded splash guards Available Available  
Chrome tailgate handle N/A N/A  
Body-colored body-side moldings N/A N/A  
Chrome body-side moldings N/A N/A  
Lamps
Fog lamps N/A N/A  
IntelliBeam headlamps N/A N/A  
LED tailamps N/A N/A  
Mirrors
Outside power-adjustable, power-folding heated mirrors N/A N/A  
Outside, heated power-adjustable mirrors Available Available  
Black, Outside, power-adjustable, manual-folding vertical trailering mirrors with Amber running lamps Available Available  
Chrome, Outside, power-adjustable, power-folding vertical trailering mirrors with Amber running lamps N/A N/A  
Outside manual-extending trailer mirrors Available Available  
Outside, manual-adjustable Black mirrors Standard Standard  
Other
Front license plate bracket Available Available  
Rear wheelhouse liners N/A N/A  
Security
Wheel locks Available Available  
Suspension
Off-Road Suspension Package Available Available  
Tires
Spare tire carrier lock Standard Standard  
17" LT265/70R17C all-terrain blackwall tires Available Available  
17" P255/70R17 all-season, blackwall tires Standard Standard  
18" P265/65R18 all-terrain blackwall tires N/A N/A  
18" 265/65R18 Goodyear® Wrangler Duratrac® Maximum Traction blackwall tires Available Available  
18" P265/65R18 all-terrain, White outlined-letter tires N/A N/A  
17" P265/70R17 all-terrain, blackwall tires Available Available  
20" P275/55R20 all-season, blackwall tires N/A N/A  
20" P275/55R20 all-terrain, blackwall tires N/A N/A  
22" P285/45R22 SL 110H all-terrain, blackwall tires N/A N/A  
Trailering
Trailering Equipment Available Available  
Wheels
LPO, 22" (55.9 cm) 5-spoke Silver bright machined wheels with high-gloss Black N/A N/A  
22" 6-spoke high-gloss Black wheels N/A N/A  
LPO, 22" (55.9 cm) 6-spoke premium Silver bright machined wheels N/A N/A  
22" 7-spoke Silver wheels N/A N/A  
22" 7-spoke Silver wheels with Black inserts N/A N/A  
20" x 9" Black-painted aluminum wheels N/A N/A  
17" x 8" painted steel wheels Standard Standard  
17" x 8" premium painted aluminum, bright machined wheels N/A N/A  
18" x 8.5" 5-spoke Black paint alloy wheels N/A N/A  
18" x 8.5” bright machined aluminum wheels Available Available  
18" x 8.5" polished aluminum wheels N/A N/A  
20" x 9" polished aluminum wheels N/A N/A  
20" x 9" chrome clad aluminum wheels N/A N/A  
20" x 9" bright machined aluminum wheels N/A N/A  
20" x 9" bright machined aluminum wheels with Dark Argent painted accents N/A N/A  
Interior
Comfort and Convenience
Active Noise Cancellation N/A N/A  
Dual-zone automatic climate control N/A N/A  
Air conditioning Standard Standard  
Bluetooth® Standard Standard  
Front floor console N/A N/A  
Cruise control Standard Standard  
3.5” diagonal monochromatic Driver Information Center Standard Standard  
4.2" diagonal multi-color Driver Information Center N/A N/A  
Front and rear carpeted floor mats N/A N/A  
All-weather floor mats Available Available  
All-weather floor liner Available Available  
Console insert expandable folder tote N/A N/A  
Console insert N/A N/A  
Underseat storage N/A N/A  
OnStar® 4G LTE and available built-in Wi-Fi® hotspot Available Available  
Power-adjustable pedals N/A N/A  
Power outlet(s) Available Available  
Remote Keyless Entry Available Available  
Remote start N/A N/A  
Manual tilt steering column Standard Standard  
Tilt and telescopic steering column N/A N/A  
Steering wheel audio controls N/A N/A  
Heated steering wheel N/A N/A  
Leather-wrapped steering wheel with cruise and audio controls N/A N/A  
Universal Home Remote N/A N/A  
Power windows Available Available  
Wireless charging N/A N/A  
Infotainment
6-speaker audio system N/A N/A  
8" diagonal GMC Infotainment System N/A N/A  
7" diagonal GMC Infotainment System Standard Standard  
8" diagonal GMC Infotainment System with Navigation N/A N/A  
Bose® audio system N/A N/A  
Rear seat DVD entertainment system N/A N/A  
HD radio N/A N/A  
Single-slot CD/MP3 player N/A N/A  
SiriusXM® Satellite Radio1 Available Available  
Other
Illuminated visor vanity mirrors N/A N/A  
Driver Technology
Rear Vision Camera Standard Standard  
Tire Pressure Monitoring System Standard Standard  
Seats
Cocoa/Dune, Cloth seat trim N/A N/A  
Cocoa/Dune, Leather-appointed front seat trim N/A N/A  
Cocoa/Dune, Perforated leather-appointed front seat trim N/A N/A  
Jet Black, Cloth seat trim Available Available  
Jet Black, Leather-appointed front seat trim N/A N/A  
Jet Black, Perforated leather-appointed front seat trim N/A N/A  
Dark Ash seats with Jet Black interior accents, Cloth seat trim N/A N/A  
Dark Ash seats with Jet Black interior accents, Leather-appointed front seat trim N/A N/A  
Dark Ash seats with Jet Black interior accents, Perforated leather-appointed front seat trim N/A N/A  
Jet Black/Spice Red All-Terrain, Leather-appointed front seat trim N/A N/A  
Driver 10-way power-adjustable seat with power lumbar Available Available  
Driver and front passenger heated seats N/A N/A  
Front, leather-appointed, heated, 40/20/40 split-bench seats N/A N/A  
Front 40/20/40 split-bench seat Standard Standard  
Front, Premium Cloth bucket seats N/A N/A  
Front, leather-appointed bucket seat N/A N/A  
Driver and front passenger heated and ventilated seats N/A N/A  
Security
Power door locks Standard Standard  
Theft-deterrent unauthorized entry system N/A N/A  
Safety
6 air bags Standard Standard  
OnStar® Guidance Plan Limited Trial Service Available Available  
Daytime Running Lamps Standard Standard  
Forward Collision Alert N/A N/A  
Front and Rear Park Assist N/A N/A  
Lane Keep Assist N/A N/A  
Low Speed Forward Automatic Braking N/A N/A  
OnStar Delete Standard Standard  
Passenger Sensing System N/A N/A  
Rear Park Assist N/A N/A  
Safety Alert Seat N/A N/A  
Safety belt assurance system Available Available  
StabiliTrak® electronic stability control system Standard Standard  
Teen Driver Standard Standard  
Warranty
2-Year Scheduled Maintenance 2 Years/24,000 Miles
2 Visits
2 Years/24,000 Miles
2 Visits
 
Bumper-to-Bumper Limited Warranty 3 Years/36,000 Miles 3 Years/36,000 Miles  
Corrosion Protection 3 Years/36,000 Miles
Rust-Through
6 Years/100,000 Miles
3 Years/36,000 Miles
Rust-Through
6 Years/100,000 Miles
 
Powertrain/Drivetrain Limited Warranty 5 Years/60,000 Miles
Qualified Fleet Purchases: 5 Years/100,000 Miles
5 Years/60,000 Miles
Qualified Fleet Purchases: 5 Years/100,000 Miles
 
Roadside Assistance Program 5 Years/60,000 Miles
Qualified Fleet Purchases: 5 Years/100,000 Miles
5 Years/60,000 Miles
Qualified Fleet Purchases: 5 Years/100,000 Miles
 

Sierra 1500

MSRP1 Starting At $32,845

Sierra 1500

MSRP1 Starting At $33,145

 

MSRP1 Starting At  

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  • Regular Cab, Standard Box

  • Regular Cab, Long Box

  • Double Cab Standard Box

  • Crew Cab, Short Box

  • Crew Cab, Standard Box

  • Regular Cab, Standard Box

  • Regular Cab, Long Box

  • Double Cab Standard Box

  • Crew Cab, Short Box

  • Crew Cab, Standard Box

  • Regular Cab, Standard Box

  • Regular Cab, Long Box

  • Double Cab Standard Box

  • Crew Cab, Short Box

  • Crew Cab, Standard Box

  • Sierra 1500

    MSRP1 Starting At $32,845

  • SLE

    MSRP1 Starting At $39,510

  • Sierra 1500

    MSRP1 Starting At $33,145

  • SLE

    MSRP1 Starting At $39,810

Powertrain
Horsepower @ RPM      
Torque @ RPM      
Fuel Type      
6-Speed Automatic Transmission: Sierra, SLE and SLT      
8-Speed Automatic Transmission: SLT      
Transfer case, active, 2-speed electronic Autotrac      
Differential, Locking Rear      
Fuel Economy
City (MPG)      
Highway (MPG)      
Fuel Tank Capacity (gal.)      
Brakes
Duralife 4-Wheel Antilock Disc Brakes      
Trailering and Payload
Curb Weight Range      
Max Payload Range      
Max GVWR Range      
Max Conventional Trailering, 3.08 Rear Axle      
Max Conventional Trailering, 3.23 Rear Axle      
Max Conventional Trailering, 3.42 Rear Axle      
Max Conventional Trailering, 3.73 Rear Axle      
GCWR, 3.08 Rear Axle      
GCWR, 3.23 Rear Axle      
GCWR, 3.42 Rear Axle      
GCWR, 3.73 Rear Axle      
Steering Suspension
Front Suspension      
Rear Suspension      
Turning Diameter (ft.)      
Axle Capacity
Front Gross Axle Weight Rating      
Rear Gross Axle Weight Rating      
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Please select a configuration

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Crew Cab, Short Box
Crew Cab, Standard Box
Double Cab Standard Box
Regular Cab, Long Box
Regular Cab, Standard Box
4.3L EcoTec3 V6 engine
2WD
4WD
2WD
4WD
2WD
4WD
2WD
4WD
5.3L EcoTec3 V8 engine
2WD
4WD
4WD
2WD
4WD
2WD
4WD
2WD
4WD
6.2L EcoTec3 V8 engine
2WD
4WD
4WD
2WD
4WD