Truck Trend is the source for official specifications, payload, towing capacity, and other information that matters to real truck users. Check out the latest info for the 2011 Toyota Sienna Midsize Van. The Toyota Sienna features a 2.7L 4-cylinder (187hp @ 5,800 rpm) and 3.5L V6 (265hp @ 6,200rpm) engine.


2011 Toyota Sienna Technical Specifications
Engine
L4V6
Type, Materials 2.7-liter, 4-cylinder, 16-valve, aluminum alloy block with aluminum alloy head3.5-liter, 6-cylinder, 24-valve, aluminum alloy block with aluminum alloy head
Valve Train DOHC, 4-valve/cylinder DOHC, 4-valve/cylinder
Displacement 2,672 cc 3,456 cc
Bore x Stroke 3.54 x 4.13 in. 3.70 x 3.27 in.
Compression Ratio 10.0:1 10.8:1
Horsepower 187 hp @ 5,800 rpm 265 hp @ 6,200 rpm
Torque 186 lb-ft @ 4,100 rpm 245 lb-ft @ 4,700 rpm
Ignition System TDI TDI
Fuel System EFI EFI
Recommended Fuel 87-octane unleaded 87-octane unleaded
Emission Certification ULEV IIULEV II
EPA Estimated Fuel Economy*
(city/highway/combined MPG)
19/24/21 (FWD)18/24/20 (FWD)
16/22/18 (AWD)
Drivetrain L4V6
Layout FWD: 6-speed ECT-i automaticFWD: 6-speed ECT-i automatic
AWD: 6-speed ECT-i automatic
Transmission Type 6-speed ECT automatic6-speed ECT automatic
Gear Ratios:
1st: 3.300 3.300
2nd: 1.900 1.900
3rd: 1.420 1.420
4th: 1.000 1.000
5th: 0.713 0.713
6th: 0.608 0.608
Reverse: 4.148 4.148
Differential Ratio: 4.356 FWD: 3.935
AWD: 4.154
Chassis and Body
Suspension:
Front Independent MacPherson struts w/stabilizer bar
Rear Torsion beam with stabilizer bar
Stabilizer Bar Diameter TBD
Steering:
Type Electric Motor Assisted Rack and Pinion
Overall Ratio 15.5:1
Turns (lock to lock) 3.44 turns
Turning Circle (curb to curb) 36.9 feet FWD / 37.3 AWD & L4 FWD
Brakes:
Front - type/diameter Vent. Disc/Disc (2WD/AWD)/ 12.9 inches
Front Swept Area TBD
Rear - type/diameter Disc/12.2 inches
Rear Swept Area TBD
Rear Swept Area TBD
Anti-lock Braking System Four-wheel Anti-lock Brake System (ABS) with Brake Assist (BA) and Electronic Brake-force Distribution (EBD)
Wheel Size 17 x 6.5 inches (Sienna, LE, XLE)
18 x 7 inches (LTD, and all AWD models)
19 x 7 inches (SE model)
Wheel Type and Material Alloy
Tire Size P235/60 R17 (Sienna, LE, XLE)
P235/55R18 (LTD)
P235/55RF18 (AWD models)
P235/50R19 (SE)
Tire Type All-season steel belted radial on FWD models
Run-flat all-season tires on AWD models
Spare Tire/Wheel Temporary spare standard on FWD models and available on AWD models