2021 GMC Acadia Specifications

AWD 4-Door AT4

MSRP: $41,400
MSRP based on AWD 4-Door AT4
Change Style
See Your Price

Quick Specs

Gas Mileage 19 mpg City/26 mpg Hwy
Engine Gas V6, 3.6L
EPA Class 4WD Sport Utility Vehicle
Style Name AWD AT4
Drivetrain All Wheel Drive
Passenger Capacity 6
Passenger Doors 4
Body Style Sport Utility
Transmission Transmission, 9-speed automatic, electronically-controlled with 3.6L V6 engine

Dimensions

Vehicle
EPA Classification 4WD Sport Utility Vehicle
Weight Information
Base Curb Weight (lbs) 4306
Interior Dimensions
Third Shoulder Room (in) 54.3
Passenger Capacity 6
Front Hip Room (in) 55.7
Third Head Room (in) 37.2
Front Leg Room (in) 41
Second Shoulder Room (in) 58.7
Third Hip Room (in) 42.9
Passenger Volume (ft³) 143.8
Second Head Room (in) 39.6
Third Leg Room (in) 29.7
Front Shoulder Room (in) 59.4
Second Hip Room (in) 53.3
Front Head Room (in) 40
Second Leg Room (in) 39.7
Exterior Dimensions
Wheelbase (in) 112.5
Track Width, Rear (in) 64.5
Height, Overall (in) 66.7
Rear Door Opening Width (in) - TBD -
Length, Overall (in) 193.4
Min Ground Clearance (in) 7.20
Track Width, Front (in) 64.5
Liftover Height (in) - TBD -
Width, Max w/o mirrors (in) 75.4
Rear Door Opening Height (in) - TBD -
Cargo Area Dimensions
Cargo Area Length @ Floor to Seat 1 (in) - TBD -
Cargo Box (Area) Height (in) - TBD -
Cargo Area Width @ Beltline (in) - TBD -
Cargo Volume to Seat 3 (ft³) 12.8
Cargo Area Length @ Floor to Seat 2 (in) - TBD -
Cargo Volume to Seat 1 (ft³) 79
Cargo Box Width @ Wheelhousings (in) - TBD -
Cargo Area Length @ Floor to Seat 3 (in) - TBD -
Cargo Volume to Seat 2 (ft³) 41.7

Fuel Economy

Fuel Tank
Fuel Tank Capacity, Approx (gal) 22
Mileage
Fuel Economy Est-Combined (MPG) 21
EPA Fuel Economy Est - City (MPG) 19
EPA Fuel Economy Est - Hwy (MPG) 26

Performance Specs

Engine
Engine Order Code LGX
SAE Net Torque @ RPM 271 @ 5000
Fuel System Direct Injection
Engine Type Gas V6
SAE Net Horsepower @ RPM 310 @ 6600
Displacement 3.6L/222
Transmission
Clutch Size (in) NA
Eighth Gear Ratio (:1) 0.75
Drivetrain All Wheel Drive
First Gear Ratio (:1) 4.69
Sixth Gear Ratio (:1) 1.44
Transfer Case Gear Ratio (:1), Low - TBD -
Trans Description Cont. Automatic
Fourth Gear Ratio (:1) 2.44
Final Drive Axle Ratio (:1) 3.49
Ninth Gear Ratio (:1) 0.62
Trans Order Code M3W
Second Gear Ratio (:1) 3.31
Reverse Ratio (:1) 2.96
Seventh Gear Ratio (:1) 1.00
Trans Description Cont. Again NA
Fifth Gear Ratio (:1) 1.92
Transfer Case Gear Ratio (:1), High 1
Trans Type 9
Third Gear Ratio (:1) 3.01
Brakes
Brake Type Pwr
Rear Brake Rotor Diam x Thickness (in) 12.4 x 0.9
Disc - Rear (Yes or ) Yes
Brake ABS System 4-Wheel
Drum - Rear (Yes or ) NA
Front Brake Rotor Diam x Thickness (in) 12.6 x 1.9
Disc - Front (Yes or ) Yes
Rear Drum Diam x Width (in) NA
Steering
Steering Type Electric Rack & Pinion
Turning Diameter - Curb to Curb (ft) 38.7
Steering Ratio (:1), Overall - TBD -
Turning Diameter - Wall to Wall (ft) N/A
Lock to Lock Turns (Steering) - TBD -
Tires
Front Tire Order Code 5GV
Spare Tire Size T135/70R18
Front Tire Size P255/65R17
Rear Tire Order Code 5GV
Rear Tire Size P255/65R17
Spare Tire Order Code ZCD
Wheels
Front Wheel Size (in) 17 x - TBD -
Spare Wheel Material Steel
Front Wheel Material Aluminum
Rear Wheel Size (in) 17 x - TBD -
Rear Wheel Material Aluminum
Spare Wheel Size (in) 18 x 4.5
Suspension
Suspension Type - Front MacPherson Strut
Shock Absorber Diameter - Rear (mm) - TBD -
Suspension Type - Rear (Cont.) NA
Suspension Type - Rear Five-Link
Stabilizer Bar Diameter - Front (in) - TBD -
Shock Absorber Diameter - Front (mm) - TBD -
Suspension Type - Front (Cont.) NA
Stabilizer Bar Diameter - Rear (in) NA

Safety Features

Safety
Air Bag-Frontal-Driver Yes
Air Bag-Frontal-Passenger Yes
Air Bag-Passenger Switch (On/Off) No
Air Bag-Side Body-Front Yes
Air Bag-Side Body-Rear No
Air Bag-Side Head-Front Yes
Air Bag-Side Head-Rear Yes
Brakes-ABS Yes
Child Safety Rear Door Locks Yes
Daytime Running Lights Yes
Traction Control Yes
Night Vision No
Rollover Protection Bars No
Fog Lamps Yes
Parking Aid Yes
Tire Pressure Monitor Yes
Back-Up Camera Yes
Stability Control Yes
Other Features Automatic Emergency Braking
StabiliTrak, stability control system with Traction Control
Electronic parking brake
Daytime Running Lamps, LED
Passenger Sensing System sensor indicator inflatable restraint,...
Airbags, frontal and side-impact for driver and front passenger;...
OnStar and GMC connected services capable (Terms and limitations...
HD Rear Vision Camera
Seat belts, front, height-adjustable
Front and Rear Park Assist
Following Distance Indicator
Lane Keep Assist with Lane Departure Warning
Forward Collision Alert
Front Pedestrian Braking
Lane Change Alert with Side Blind Zone Alert
Rear Cross Traffic Alert
Door locks, rear child security
LATCH system (Lower Anchors and Tethers for CHildren), for child...
Rear Seat Reminder
Safety Alert Seat
Teen Driver a configurable feature that lets you activate...
Tire Fill Alert provides audible alerts outside the vehicle when...
Tire Pressure Monitoring System
Horn, dual-note

Warranty

Warranty
Basic Miles/km 36,000
Basic Years 3
Corrosion Miles/km 100,000
Corrosion Years 6
Drivetrain Miles/km 60,000
Drivetrain Note Qualified Fleet Purchases: 5 Years/100,000 Miles
Drivetrain Years 5
Maintenance Note 1 Year/1 Visit
Roadside Assistance Miles/km 60,000
Roadside Assistance Note Qualified Fleet Purchases: 5 Years/100,000 Miles
Roadside Assistance Years 5
Warranty Note <<< Preliminary 2021 Warranty >>>

Other Specs

Cooling System
Total Cooling System Capacity (qts) - TBD -
Electrical
Cold Cranking Amps @ 0° F (Primary) - TBD -
Maximum Alternator Capacity (amps) 155
Trailering
Dead Weight Hitch - Max Trailer Wt. (lbs) - TBD -
Wt Distributing Hitch - Max Tongue Wt. (lbs) - TBD -
Dead Weight Hitch - Max Tongue Wt. (lbs) - TBD -
Wt Distributing Hitch - Max Trailer Wt. (lbs) - TBD -
Looking for other models of the GMC Acadia?
Read reviews & get prices
Compare the 2021 GMC Acadia against the competition
  • 2022 Acura MDX

    7.0
    Compare Cars
  • 2021 Ford Explorer

    6.8
    Compare Cars
  • 2021 Hyundai Palisade

    7.3
    Compare Cars
  • 2021 Kia Telluride

    7.5
    Compare Cars
  • 2021 Lincoln Aviator

    7.3
    Compare Cars
Compare All Cars

compare features & specs

Compare 2021 GMC Acadia different trims:
AWD 4-Door AT4
AWD 4-Door Denali
AWD 4-Door SLE
AWD 4-Door SLT
MSRP
$41,400
MSRP
$48,600
MSRP
$37,100
MSRP
$41,100
Gas Mileage
19 mpg City / 26 mpg Hwy
Gas Mileage
19 mpg City / 26 mpg Hwy
Gas Mileage
22 mpg City / 27 mpg Hwy
Gas Mileage
22 mpg City / 27 mpg Hwy
Engine
Gas V6
Engine
Gas V6
Engine
Turbocharged Gas I4
Engine
Turbocharged Gas I4
Horsepower
310 @ 6600
Horsepower
310 @ 6600
Horsepower
228 @ 5000
Horsepower
228 @ 5000
Drivetrain
All Wheel Drive
Drivetrain
All Wheel Drive
Drivetrain
All Wheel Drive
Drivetrain
All Wheel Drive
Passenger Capacity
6
Passenger Capacity
6
Passenger Capacity
6
Passenger Capacity
6
Transmission
Automatic
Transmission
Automatic
Transmission
Automatic
Transmission
Automatic