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Motorcycles Specs > AJS > AJS Tempest Roadster 125

AJS Tempest Roadster 125 Specs

The AJS Tempest Roadster 125 model is a Classic bike manufactured by AJS . In this version sold from year 2018 , the dry weight is 124.0 kg (273.4 pounds) and it is equiped with a Single cylinder, four-stroke motor. The engine produces a maximum peak output power of 9.94 HP (7.3 kW)) @ 8500 RPM and a maximum torque of 9.50 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 6500 RPM . With this drive-train, the AJS Tempest Roadster 125 is capable of reaching a maximum top speed of 96.6 km/h (60.0 mph) . Regarding the chassis characteristics, responsible for road holding, handling behaviour and ride confort, the AJS Tempest Roadster 125 have a Steel frame with front suspension being Telescopic fork and in the rear suspension it is equiped with Dual shocks . Stock tire sizes are 110/70-17 on the front, and 130/70-17 on the rear. As for stopping power, the AJS Tempest Roadster 125 braking system includes Double disc size  at the front and Single disc size  at the rear. 

AJS Tempest Roadster 125 General Information

Brand AJS 
Model AJS Tempest Roadster 125 
Year 2018 
Year 2018 
Category Classic 
Factory Warranty (Years / miles)  

AJS Tempest Roadster 125 Dimensions, Aerodynamics and weight

Frame type Steel 
Seat details  
Wheelbase 1,330 mm (52.4 inches) 
Length 2,040 mm (80.3 inches) 
Width 800 mm (31.5 inches) 
Height 1,110 mm (43.7 inches) 
Seat Height 780 mm (30.7 inches) If adjustable, lowest setting. 
Alternate Seat Height  
Ground Clearance  
Trail size  
Wheels details Alloy wheel rims 
Front Tyres - Rims dimensions 110/70-17 
Rear Tyres - Rims dimensions 130/70-17 
Front brakes Double disc 
Rear brakes Single disc 
Front Brakes Dimensions - Disc Dimensions  
Rear Brakes Dimensions - Disc Dimensions  
Curb Weight (including fluids)  
Dry Weight 124.0 kg (273.4 pounds) 
Front Percentage of Weight  
Rear Percentage of Weight  
Weight-Power Output Ratio : 0.0802 HP/kg 
Fuel Tank Capacity 16.00 litres (4.23 gallons) 
Reserve Fuel Capacity  
Carrying Details and Capacity  
Front Suspension Telescopic fork 
Front Suspension Travel  
Rear Suspension Dual shocks 
Rear Suspension Travel  

AJS Tempest Roadster 125 Engine and Transmission Technical Data

Engine type - Number of cylinders Single cylinder, four-stroke 
Engine details  
Fuel system Injection 
Engine size - Displacement - Engine capacity 124.00 ccm (7.57 cubic inches) 
Bore x Stroke 44.0 x 40.0 mm (1.7 x 1.6 inches) 
Compression Ratio  
Number of valves per cylinder  
Camshaft Valvetrain Configuration Overhead Cams (OHC) 
Maximum power - Output - Horsepower 9.94 HP (7.3 kW)) @ 8500 RPM 
Maximum torque 9.50 Nm (1.0 kgf-m or 7.0 ft.lbs) @ 6500 RPM 
Engine Maximum RPM  
Cooling system Air 
Lubrication system  
Engine oil capacity  
Exhaust system Stainless steel 
Gearbox 5-speed 
Transmission type, final drive ratio Chain 
Clutch type Wet, multiplate 
Driveline  

AJS Tempest Roadster 125 Performance

Top Speed 96.6 km/h (60.0 mph) 
Acceleration 0 to 100 km/h (0 to 62 mph)  
Acceleration 0 to 400m (1/4 mile)  
Recuperation 60 to 140 km/h in highest gear  
Fuel Consumption - MPG - Economy - Efficiency  
CO2 emissions  
Emissions Euro 4 

AJS Tempest Roadster 125 Electrical Systems, Ignition and Equipment

Ignition Type  
Electrical Details 12V 
Starter Type Electric & kick 
Instruments  
Lights