R 1150 GS Adventure

2004 BMW R 1150 GS Adventure Technical Analysis & Specification Breakdown

Positioned in BMW's allround motorcycle lineup, the 2004 BMW R 1150 GS Adventure utilizes a 1130 cc (69 cu in) oil & air-cooled two cylinder boxer, four-stroke layout. In factory specification, peak output is rated at 85 HP (62 kW) at 6,750 rpm while maximum torque reaches 98 Nm (72.3 lb-ft) at 5,250 rpm, transferring power to the rear wheel through a 6-speed gearbox and shaft drive (cardan) final drive. With a specific output of 75.2 HP per liter and a 1,500 rpm working window between peak torque (5,250 rpm) and peak power (6,750 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 R 1150 GS Adventure measures 253 kg (558 lbs) wet (curb), translating to a power-to-weight ratio of 0.34 HP/kg (2.98 kg per horsepower). Rider ergonomics and chassis geometry center around a 860 mm (33.9 in) seat height — reflecting a long-travel chassis stance that favors ground clearance and off-pavement control, combined with a 1,501 mm (59.1 in) wheelbase engineered for balanced agility and highway composure. The 30-liter (7.9 US gal) fuel tank paired with a rated consumption of 4.3 L/100 km provides an estimated theoretical range of roughly 698 km (434 miles) between fill-ups, while factory top speed is listed at 200 km/h (124 mph).

Within MotoLibrary's BMW archive, this model family spans 3 indexed model years from 2003 to 2005, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.