Giantco Bronco: history, specs, pictures

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Giantco Bronco
Manufacturer
Also called Bronco 125
Production 2010
Engine
single cylinder, four-stroke
Bore / Stroke 56.5mm x 49.5mm
Horsepower 10.06 HP (7.5 KW) @ 8600RPM
Torque 6.27 ft/lbs (8.5 Nm) @ 7500RPM
Fuel System carburetor
Ignition cdi
Transmission Gear box: 4-speed
Final Drive: belt
Suspension Front: oil damped telescopic fork
Rear: oil damped coil spring
Brakes Front: single disc
Rear: expanding brake (drum brake)
Front Tire 2.75-18
Rear Tire 3.50-18
Wheelbase 51.97 inches (1320 mm)
Length 79.92 inches (2030 mm)
Width 33.86 inches (860 mm)
Height 42.52 inches (1080 mm)
Weight 242.51 pounds (110.0 Kg) (dry),
Fuel Capacity 3.43 Gallon (13.00 Liters)
Manuals Service Manual


The Giantco Bronco 125 was a single cylinder, four-stroke standard produced by Giantco in 2010. Max torque was 6.27 ft/lbs (8.5 Nm) @ 7500 RPM. Claimed horsepower was 10.06 HP (7.5 KW) @ 8600 RPM.

Engine[edit | edit source]

The engine was a air cooled single cylinder, four-stroke. A 56.5mm bore x 49.5mm stroke result in a displacement of just 124.6 cubic centimeters. Fuel was supplied via a single overhead cams (sohc).

Drive[edit | edit source]

The bike has a 4-speed transmission.

Chassis[edit | edit source]

It came with a 2.75-18 front tire and a 3.50-18 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 oil damped telescopic fork while the rear was equipped with a oil damped coil spring. The Bronco 125 was fitted with a 3.43 Gallon (13.00 Liters) fuel tank. The bike weighed just 242.51 pounds (110.0 Kg). The wheelbase was 51.97 inches (1320 mm) long.