Specs

Research 2018 Acura RLX specs for the trims available. Choose the desired trim / style from the dropdown list to see the corresponding specs.

w/Technology Pkg Sedan w/Technology Pkg

Brakes

Brake Type 4-Wheel Disc
Disc - Front (Yes or ) Yes
Drum - Rear (Yes or )
Rear Drum Diam x Width (in)
Disc - Rear (Yes or ) Yes
Front Brake Rotor Diam x Thickness (in) 12.3
Rear Brake Rotor Diam x Thickness (in) 12.2
Brake ABS System 4-Wheel

Cargo Area Dimensions

Trunk Volume (ft³) 14.9

Electrical

Maximum Alternator Capacity (amps) 150

Emissions

Tons/yr of CO2 Emissions @ 15K mi/year 7.6

Engine

Engine Type Premium Unleaded V-6
Displacement 3.5 L/212
SAE Net Horsepower @ RPM 310 @ 6500
Fuel System Gasoline Direct Injection
SAE Net Torque @ RPM 272 @ 4500
Engine Order Code

Exterior Dimensions

Wheelbase (in) 112.2
Min Ground Clearance (in) 3.8
Track Width, Rear (in) 64.2
Track Width, Front (in) 64.3
Height, Overall (in) 57.7
Width, Max w/o mirrors (in) 74.4
Length, Overall (in) 198.1

Fuel Tank

Fuel Tank Capacity, Approx (gal) 18.5

Interior Dimensions

Front Hip Room (in) 55.9
Front Shoulder Room (in) 59.6
Front Leg Room (in) 42.3
Second Leg Room (in) 38.8
Second Shoulder Room (in) 57
Front Head Room (in) 37.6
Second Hip Room (in) 54.5
Second Head Room (in) 36.9
Passenger Volume (ft³) 102.1
Passenger Capacity 5

Mileage

EPA Fuel Economy Est - City (MPG) 20
Fuel Economy Est-Combined (MPG) 23
EPA Fuel Economy Est - Hwy (MPG) 29

Steering

Steering Type Rack-Pinion
Turning Diameter - Curb to Curb (ft) 40.5

Summary

Vehicle Name Acura RLX
Body Style Sedan

Suspension

Suspension Type - Front (Cont.) Double Wishbone
Suspension Type - Rear (Cont.) Multi-Link
Suspension Type - Front Double Wishbone
Suspension Type - Rear Multi-Link

Tires

Front Tire Size P245/40WR19
Rear Tire Size P245/40WR19
Spare Tire Size Compact
Spare Tire Size
Front Tire Order Code
Rear Tire Order Code
Spare Tire Order Code

Transmission

Eighth Gear Ratio (:1) 0.65
Sixth Gear Ratio (:1) 1.00
Fifth Gear Ratio (:1) 1.30
Fourth Gear Ratio (:1) 1.60
Third Gear Ratio (:1) 2.19
Second Gear Ratio (:1) 3.27
First Gear Ratio (:1) 5.25
Trans Description Cont. Again
Trans Description Cont. Automatic w/OD
Trans Type 10
Trans Order Code
Drivetrain Front Wheel Drive
Seventh Gear Ratio (:1) 0.78
Final Drive Axle Ratio (:1) 3.61
Reverse Ratio (:1) 3.97

Vehicle

EPA Classification Mid-Size Cars

Weight Information

Base Curb Weight (lbs) 3977

Wheels

Spare Wheel Material Steel
Rear Wheel Material Aluminum
Front Wheel Material Aluminum
Spare Wheel Size (in)
Spare Wheel Size (in) Compact
Rear Wheel Size (in) 19 X 8
Rear Wheel Size (in) 19
Front Wheel Size (in) 19
Front Wheel Size (in) 19 X 8
Spare Wheel Material

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