Roadster 800

2003 Sachs Roadster 800 Technical Analysis & Specification Breakdown

Engineered by Sachs for the naked motorcycle segment, the 2003 Sachs Roadster 800 pairs a 805 cc (49.1 cu in) single cylinder, four-stroke architecture with road-focused gearing. In factory specification, peak output is rated at 58 HP (42.3 kW) at 6,000 rpm while maximum torque reaches 70.5 Nm (52 lb-ft) at 4,000 rpm. With a specific output of 72 HP per liter and a 2,000 rpm working window between peak torque (4,000 rpm) and peak power (6,000 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 Roadster 800 measures 209 kg (461 lbs) dry, translating to a power-to-weight ratio of 0.28 HP/kg (3.6 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, combined with a 1,475 mm (58.1 in) wheelbase engineered for balanced agility and highway composure. The 20-liter (5.3 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Within MotoLibrary's Sachs archive, this model family spans 3 indexed model years from 2001 to 2003, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.