DR 650 RS

1990 Suzuki DR 650 RS Technical Analysis & Specification Breakdown

Positioned in Suzuki's enduro - offroad motorcycle lineup, the 1990 Suzuki DR 650 RS utilizes a 640 cc (39.1 cu in) air-cooled single cylinder, four-stroke layout. In factory specification, peak output is rated at 46 HP (33.6 kW) at 6,800 rpm, transferring power to the rear wheel through a 5-speed gearbox and chain final drive. With a specific output of 71.9 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 DR 650 RS measures 184 kg (406 lbs) wet (curb), translating to a power-to-weight ratio of 0.25 HP/kg (4 kg per horsepower). The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 156 km/h (97 mph).

Within MotoLibrary's Suzuki archive, this model family spans 3 indexed model years from 1990 to 1992, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.