BamX BX70: history, specs, pictures

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BamX BX70
Manufacturer
Also called BX70-S Charger, BX70-DB Trailstar
Production 2009 - 2015
Engine
single cylinder, two-stroke
Bore / Stroke 47.0mm x 41.4mm
Horsepower 3.49 HP (2.6 KW) @ 6000RPM
Torque 3.1 ft/lbs (4.2 Nm) @ 5500RPM
Fuel System carburetor
Ignition cdi
Transmission Gear box: automatic
Final Drive: chain
Suspension Front: dual shocks
Rear: swing arm mono shock
Brakes Front: single disc
Rear: single disc
Front Tire 2.50-14
Rear Tire 2.75-12
Wheelbase 39.02 inches (991 mm)
Seat Height 27.99 inches (711 mm)
Weight 110.01 pounds (49.9 Kg) (dry),
Fuel Capacity 1.06 Gallon (4.00 Liters)
Manuals Service Manual


The BamX BX70-DB Trailstar was a single cylinder, two-stroke standard produced by BamX between 2009 and 2015. Max torque was 3.1 ft/lbs (4.2 Nm) @ 5500 RPM. Claimed horsepower was 3.49 HP (2.6 KW) @ 6000 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, two-stroke. A 47.0mm bore x 41.4mm stroke result in a displacement of just 72.0 cubic centimeters. Fuel was supplied via a overhead cams (ohc).

Drive[edit | edit source]

The bike has a automatic transmission.

Chassis[edit | edit source]

It came with a 2.50-14 front tire and a 2.75-12 rear tire. Stopping was achieved via single disc in the front and a single disc in the rear. The front suspension was a dual shocks while the rear was equipped with a swing arm mono shock. The BX70-DB Trailstar was fitted with a 1.06 Gallon (4.00 Liters) fuel tank. The bike weighed just 110.01 pounds (49.9 Kg). The wheelbase was 39.02 inches (991 mm) long.