Ducati 125 Bronco (1960-66)

The Ducati 125 Bronco motorcycle was produced between 1960 and 1966. It has a four-stroke, single-cylinder engine with a capacity of 124.4 cc and a compression ratio of 6.8:1. The bike is air-cooled and has a Dell’ Orto ME18BS carburetor and a 6V ignition system. The maximum power output is 4.8 kW at 6,500 rpm. The transmission is four-speed with a final drive chain and gear ratios of 2.69, 1.85, 1.36, and 1:1. The frame is made of tubular steel and is a duplex full cradle design. The front suspension is a Marzocchi hydraulically damped telescopic fork, while the rear suspension is a non-adjustable twin hydraulic shock swingarm. The front and rear brakes are both 123 x 25 mm double shoe drum brakes. The front and rear tires are both 2.75 – 16. The bike has a length of 1920 mm, a height of 910 mm, and a wheelbase of 1285 mm. The seat height is 790 mm, and the dry weight is 91 kg. The fuel capacity is 13 liters, and the top speed is 86 km/h.

Technical specifications:

Make Model: Ducati 125 Bronco

Year: 1960 – 66
Engine: Four stroke, single cylinder, OHV, pushrod
Capacity: 124.4 cc / 7.6 cu in
Bore x Stroke: 55.2 52 mm
Compression Ratio: 6.8:1
Cooling System: Air cooled
Induction: Dell’ Orto ME18BS carburetor
Ignition: 6V, 28W, Flywheel magneto
Starting: Kick
Max Power: 4.8 kW / 6.5 hp @ 6500 rpm
Transmission: 4 Speed
Final Drive: Chain
Gear Ratio: 1st 2.69 / 2nd 1.85 / 3rd 1.36 / 4th 1:1
Frame: Tubular steel, duplex full cradle
Front Suspension: Marzocchi hydraulically damped telescopic fork.
Rear Suspension: Non-adjustable twin hydraulic shock swingarm.
Front Brakes: 123 x 25 mm Double shoe drum
Rear Brakes: 123 x 25 mm Double shoe drum
Front Tyre: 2.75 – 16
Rear Tyre: 2.75 – 16
Dimensions: Length 1920 mm / 75.68 in Height 910 mm / 35.8 in
Wheelbase: 1285 mm / 50.6 in
Seat Height: 790 mm / 31.1 in
Dry Weight: 91 kg / 200 lbs
Wet Weight: 103.3 kg / 228 lbs
Fuel Capacity: 13 Litres / 3.4 US gal / 2.9 Imp gal
Top Speed: 86 km/h / 53.4 mph