UM PowerMax: history, specs, pictures

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UM PowerMax
Manufacturer
UM
Also called PowerMax 150 GP1, PowerMax 150 XX
Production 2006 - 2007
Engine
single cylinder, four-stroke
Bore / Stroke 62.0mm x 49.5mm
Fuel System carburetor
Ignition cdi
Transmission Gear box: automatic
Final Drive: belt
Suspension Front: telescopic fork
Rear: hydraulic dual shocks
Brakes Front: single disc. antiblocking disk system (abd)
Rear: expanding brake (drum brake)
Front Tire 130/60-13
Rear Tire 130/60-13
Wheelbase 54.02 inches (1372 mm)
Length 74.02 inches (1880 mm)
Height 50.0 inches (1270 mm)
Seat Height 30.0 inches (762 mm)
Weight 229.06 pounds (103.9 Kg) (dry),
Fuel Capacity 1.7 Gallon (6.43 Liters)
Manuals Service Manual


The UM PowerMax 150 XX was a single cylinder, four-stroke standard produced by UM between 2006 and 2007.

Engine[edit | edit source]

A 62.0mm bore x 49.5mm stroke result in a displacement of just 149.0 cubic centimeters.

Drive[edit | edit source]

The bike has a automatic transmission.

Chassis[edit | edit source]

It came with a 130/60-13 front tire and a 130/60-13 rear tire. Stopping was achieved via single disc. antiblocking disk system (abd) 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 hydraulic dual shocks. The PowerMax 150 XX was fitted with a 1.7 Gallon (6.43 Liters) fuel tank. The bike weighed just 229.06 pounds (103.9 Kg). The wheelbase was 54.02 inches (1372 mm) long.