900 Monster S

1998 Ducati 900 Monster S Technical Analysis & Specification Breakdown

Built around Ducati's naked motorcycle platform, the 1998 Ducati 900 Monster S features a 904 cc (55.2 cu in) v2, four-stroke configuration. In factory specification, peak output is rated at 74 HP (54 kW) at 7,000 rpm while maximum torque reaches 80 Nm (59 lb-ft) at 6,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 81.9 HP per liter and a 500 rpm working window between peak torque (6,500 rpm) and peak power (7,000 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 900 Monster S measures 183 kg (403 lbs) dry, translating to a power-to-weight ratio of 0.4 HP/kg (2.47 kg per horsepower). Rider ergonomics and chassis geometry center around a 770 mm (30.3 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance.