The 2008 990 Adventure and 990 Adventure S represent a significant entry into the large-displacement adventure touring motorcycle segment, renowned for their robust engineering and capability in both on-road comfort and off-road performance. Building on a strong heritage in off-road racing, these models feature a powerful V-twin engine delivering substantial torque and horsepower, complemented by long-travel suspension and high ground clearance, making them ideal for enthusiasts focused on long-distance travel and demanding adventure riding. The 'S' variant typically offers enhanced suspension components, further emphasizing its off-road bias.

This English-language owner's manual provides essential guidance for operating, maintaining, and performing basic troubleshooting on your 990 Adventure. It covers critical systems including the engine, chassis, and electrical components, detailing routine maintenance tasks, owner-level service procedures such as oil and filter changes, and explanations of dashboard indicators for issue diagnosis. The manual is designed to empower owners and technicians to ensure the longevity and optimal performance of the motorcycle, covering general operation, lubrication, cooling, fuel, and ignition systems, as well as suspension, steering, wheels, tires, and brakes.