Yamaha Mio: history, specs, pictures

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Yamaha Mio
Manufacturer
Also called Mio M3125 AKS SSS, Mio M3 125 AKS SSS, Mio M3125, Mio M3 125, Mio Z, Mio Soul i125, Mio Soul i 125, Mio Aerox 155, Mio i125, Mio i 125, Mio Sporty
Production 2017 - 2019
Class Scooter
Engine
single cylinder, four-stroke
Bore / Stroke 50.0mm x 57.9mm
Horsepower 7.51 HP (5.6 KW) @ 8500RPM
Torque 5.31 ft/lbs (7.2 Nm) @ 5500RPM
Fuel System carburetor. ncv 24
Ignition dc-c.d.i
Transmission Gear box: automatic

Final Drive: belt

Clutch: centrifugal automatic
Suspension Front: telescopic fork
Rear: unit swingarm
Brakes Front: single disc
Rear: expanding brake (drum brake)
Front Tire 70/90-14
Rear Tire 80/90-14
Wheelbase 48.82 inches (1240 mm)
Length 71.65 inches (1820 mm)
Width 26.57 inches (675 mm)
Height 41.34 inches (1050 mm)
Seat Height 29.33 inches (745 mm)
Weight 207.23 pounds (94.0 Kg) (dry), 116.0 kg (wet)
Recommended Oil Yamalube 10w-40
Fuel Capacity 1.06 Gallon (4.00 Liters)
Manuals Service Manual


The Yamaha Mio Sporty was a single cylinder, four-stroke scooter produced by Yamaha between 2017 and 2019. Max torque was 5.31 ft/lbs (7.2 Nm) @ 5500 RPM. Claimed horsepower was 7.51 HP (5.6 KW) @ 8500 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, four-stroke. A 50.0mm bore x 57.9mm stroke result in a displacement of just 114.0 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).

Drive[edit | edit source]

The bike has a automatic transmission. Power was moderated via the centrifugal automatic.

Chassis[edit | edit source]

It came with a 70/90-14 front tire and a 80/90-14 rear tire. Stopping was achieved via single disc in the front and a expanding brake (drum brake) in the rear. The front suspension was a telescopic fork while the rear was equipped with a unit swingarm. The Mio Sporty was fitted with a 1.06 Gallon (4.00 Liters) fuel tank. The bike weighed just 207.23 pounds (94.0 Kg). The wheelbase was 48.82 inches (1240 mm) long.

In Media[edit | edit source]