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2018 Toyota Sienna
MSRP (Starting at)$36,575
2018 Toyota Sienna
G/km Of CO2 Emissions255 (Est)
Kg/yr of CO2 Emissions @ 20K km/yearN/A
2018 Toyota Sienna
DrivetrainFront Wheel Drive
Trans Order Code
Trans Type8
Trans Description Cont.Automatic w/OD
Trans Description Cont. Again
First Gear Ratio (:1)5.52
Second Gear Ratio (:1)3.18
Third Gear Ratio (:1)2.05
Fourth Gear Ratio (:1)1.49
Fifth Gear Ratio (:1)1.24
Sixth Gear Ratio (:1)1.00
Reverse Ratio (:1)4.22
Clutch SizeN/A
Final Drive Axle Ratio (:1)3.00
Seventh Gear Ratio (:1)0.80
Eighth Gear Ratio (:1)0.67
2018 Toyota Sienna
EPA Classification2WD Minivans
Interior Dimensions
2018 Toyota Sienna
Passenger Capacity7
Passenger Volume164.4
Front Head Room41
Front Leg Room40.5
Front Shoulder Room65
Front Hip Room58.6
Second Head Room39.7
Second Leg Room37.6
Second Shoulder Room64.6
Second Hip Room66.1
Third Head Room38.3
Third Leg Room36.3
Third Shoulder Room61.1
Third Hip Room50.3
Weight Information
2018 Toyota Sienna
Base Curb Weight4398
2018 Toyota Sienna
EnerGuide Estimate - City12.5 (Est)
EnerGuide Estimate - Hwy8.9 (Est)
Cruising Range - City1410.53
Cruising Range - Hwy1981.09
EnerGuide Estimate Equivalent - CombinedN/A
EnerGuide Estimate Equivalent - HwyN/A
EnerGuide Estimate Equivalent - CityN/A
Battery RangeN/A
2018 Toyota Sienna
Dead Weight Hitch - Max Trailer Wt.1001
Dead Weight Hitch - Max Tongue Wt.100
Wt Distributing Hitch - Max Trailer Wt.1001
Wt Distributing Hitch - Max Tongue Wt.100
2018 Toyota Sienna
Engine Order Code
Engine TypeRegular Unleaded V-6
Displacement3.5 L/211
Fuel SystemGasoline Direct Injection
SAE Net Horsepower @ RPM296 @ 6600
SAE Net Torque @ RPM263 @ 4700
2018 Toyota Sienna
Cold Cranking Amps @ 0° F (Primary)N/A
Maximum Alternator Capacity (amps)N/A
Cooling System
2018 Toyota Sienna
Total Cooling System CapacityN/A
2018 Toyota Sienna
Suspension Type - FrontStrut
Suspension Type - RearTorsion Beam
Suspension Type - Front (Cont.)Strut
Suspension Type - Rear (Cont.)Torsion Beam
Shock Absorber Diameter - FrontN/A
Shock Absorber Diameter - RearN/A
Stabilizer Bar Diameter - FrontN/A
Stabilizer Bar Diameter - RearN/A
2018 Toyota Sienna
Front Tire Order Code
Rear Tire Order Code
Spare Tire Order Code
Front Tire SizeP235/60TR17
Rear Tire SizeP235/60TR17
Spare Tire SizeCompact
2018 Toyota Sienna
Front Wheel Size17 X 6.5
Rear Wheel Size17 X 6.5
Spare Wheel SizeCompact
Front Wheel MaterialAluminum
Rear Wheel MaterialAluminum
Spare Wheel MaterialSteel
2018 Toyota Sienna
Steering TypeRack-Pinion
Steering Ratio (:1), OverallN/A
Lock to Lock Turns (Steering)N/A
Turning Diameter - Curb to Curb37.4
Turning Diameter - Wall to WallN/A
2018 Toyota Sienna
Brake TypeN/A
Brake ABS System4-Wheel
Brake ABS System (Second Line)N/A
Disc - Front (Yes or )Yes
Disc - Rear (Yes or )Yes
Front Brake Rotor Diam x Thickness12.9
Rear Brake Rotor Diam x Thickness12.2
Drum - Rear (Yes or )
Rear Drum Diam x Width
Fuel Tank
2018 Toyota Sienna
Fuel Tank Capacity, Approx75
Aux Fuel Tank Capacity, ApproxN/A
Exterior Dimensions
2018 Toyota Sienna
Length, Overall200.2
Width, Max w/o mirrors78.1
Height, Overall70.7
Track Width, Front67.7
Track Width, Rear67.7
Min Ground Clearance6.3
Rear Door Opening HeightN/A
Rear Door Opening WidthN/A
Liftover HeightN/A
Cargo Area Dimensions
2018 Toyota Sienna
Cargo Area Length @ Floor to Seat 1N/A
Cargo Area Length @ Floor to Seat 2N/A
Cargo Area Length @ Floor to Seat 3N/A
Cargo Area Width @ BeltlineN/A
Cargo Box Width @ WheelhousingsN/A
Cargo Box (Area) HeightN/A
Cargo Volume to Seat 1150
Cargo Volume to Seat 287.1
Cargo Volume to Seat 339.1
Trunk VolumeN/A
* While every reasonable effort is made to ensure the accuracy of this data, we are not responsible for any errors or omissions contained in these pages. Please verify any information in question with a representative of Westminster Toyota.