Skyteam ST: history, specs, pictures

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Skyteam ST
Manufacturer
Also called ST125, ST110, ST200, ST125SM, ST250, ST50, ST125-2 V-raptor, ST125-11, ST125 SM, ST250 SM, ST125 Skymax, ST125 Bubbly, ST125 Ace
Production 2005 - 2014
Engine
single cylinder, four-stroke
Bore / Stroke 52.4mm x 57.0mm
Top Speed 55 mph (89 km/h)
Horsepower 6.57 HP (4.9 KW) @ 5500RPM
Torque 5.38 ft/lbs (7.3 Nm) @ 6500RPM
Fuel System carburetor
Ignition cdi
Transmission Gear box: 4-speed

Final Drive: chain

Clutch: wet, multiple disc
Suspension Front: spring and oil fork
Rear: spring and oil double shocks
Brakes Front: single disc
Rear: expanding brake (drum brake)
Front Tire 3.50-10
Rear Tire 3.50-10
Wheelbase 42.32 inches (1075 mm)
Length 61.02 inches (1550 mm)
Width 24.41 inches (620 mm)
Height 37.4 inches (950 mm)
Seat Height 29.13 inches (740 mm)
Weight 171.96 pounds (78.0 Kg) (dry),
Fuel Capacity 1.64 Gallon (6.20 Liters)
Fuel Consumption 2.90 liters/100 km (34.5 km/l or 81.11 mpg)
Manuals Service Manual


The Skyteam ST125 Skymax was a single cylinder, four-stroke standard produced by Skyteam between 2005 and 2014. It could reach a top speed of 55 mph (89 km/h). Max torque was 5.38 ft/lbs (7.3 Nm) @ 6500 RPM. Claimed horsepower was 6.57 HP (4.9 KW) @ 5500 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, four-stroke. A 52.4mm bore x 57.0mm stroke result in a displacement of just 124.0 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).

Drive[edit | edit source]

The bike has a 4-speed transmission. Power was moderated via the wet, multiple disc.

Chassis[edit | edit source]

It came with a 3.50-10 front tire and a 3.50-10 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 spring and oil fork while the rear was equipped with a spring and oil double shocks. The ST125 Skymax was fitted with a 1.64 Gallon (6.20 Liters) fuel tank. The bike weighed just 171.96 pounds (78.0 Kg). The wheelbase was 42.32 inches (1075 mm) long.