DB 4

1999 Bimota DB 4 Technical Analysis & Specification Breakdown

At the heart of the 1999 Bimota DB 4 sport motorcycle, Bimota utilizes a 904 cc (55.2 cu in) air-cooled v2, four-stroke layout. In factory specification, peak output is rated at 80 HP (58.4 kW) at 7,000 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 88.5 HP per liter, the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.

On the scales, the DB 4 measures 165 kg (364 lbs) dry, translating to a power-to-weight ratio of 0.48 HP/kg (2.06 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,370 mm (53.9 in) wheelbase engineered for quick, flickable steering geometry. The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 225 km/h (140 mph).