2008 adly thunder bike 125 Technical Analysis & Specification Breakdown
Engineered by adly for the scooter motorcycle segment, the 2008 adly thunder bike 125 pairs a 124 cc (7.6 cu in) air-cooled single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 7.8 HP (5.7 kW) at 7,500 rpm while maximum torque reaches 6.5 Nm (4.8 lb-ft) at 6,000 rpm, transferring power to the rear wheel through a automatic gearbox. With a specific output of 62.9 HP per liter and a 1,500 rpm working window between peak torque (6,000 rpm) and peak power (7,500 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the thunder bike 125 measures 90 kg (198 lbs) dry, translating to a power-to-weight ratio of 0.09 HP/kg (11.54 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,255 mm (49.4 in) wheelbase engineered for quick, flickable steering geometry.
Within MotoLibrary's adly archive, this model family spans 2 indexed model years from 2007 to 2008, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
62.9 HP/L
Power-to-Weight
0.09 HP/kg (11.54 kg/HP)
Power Band Window
6,000–7,500 rpm
Engine
Displacement124.0 ccm (7.57 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Power7.8 HP (5.7 kW)) @ 7500 RPM
Torque6.5 Nm (0.7 kgf-m or 4.8 ft.lbs) @ 6000 RPM
Compression9.2:1
Bore x Stroke52.4 x 57.8 mm (2.1 x 2.3 inches)
Fuel SystemCarburettor
IgnitionCDI
CoolingAir
Transmission
GearboxAutomatic
Chassis
Front SuspensionUp side Down Grease Shock Absorber
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
