These are the known mechanical and performance specifications for your 2020 AJS Firefox 50.
ModelAJS Firefox 50
Displacement49.0 ccm (2.99 cubic inches)
DetailsSingle cylinder, four-stroke
Bore/Stroke39.0 x 41.5 mm (1.5 x 1.6 inches)
Horespower3.0 HP (2.2 kW) @ 8000 RPM
Top Speed48.3 km/h (30.0 mph)
Fuel Economy & Polution
Fuel Capacity6.30 litres (1.66 US gallons)
Front SuspensionTelescopic fork
Rear SuspensionSingle shock
Seat Height825 mm (32.5 inches) If adjustable, lowest setting.
Alt. Seat Height
Total Height1160 mm (45.7 inches)
Total Length1850 mm (72.8 inches)
Total Width640 mm (25.2 inches)
Wheelbase1285 mm (50.6 inches)
Wet Weight91.0 kg (200.6 pounds)
Wheels & Brakes
Front BrakesSingle disc
Front Brake Diameter
Rear BrakesExpanding brake (drum brake)
Rear Brake Diameter
It appears you're interested in specifications for the AJS Firefox 50. This Scooter model is powered by a Single cylinder, four-stroke engine with 49.0 ccm (2.99 cubic inches) of actual displacement before compression. Fueling is metered via Carburettor allowing this machine to produce its 3.0 HP (2.2 kW) @ 8000 RPM horsepower and torque. According to our records engine heat of the AJS Firefox 50 is moderated by Air. You'll need to get familiar with the Automatic transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 120/70-12 and the rear is 120/70-12 . The entire package is supported by the frame, Steel. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Single disc front brakes and Expanding brake (drum brake) rear brakes. The AJS Firefox 50 was launched in 2020, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.
Sold in the UK.
Sold in the UK.