Built around Beta's enduro - offroad motorcycle platform, the 2006 Beta RR 400 pairs a 398 cc (24.3 cu in) liquid-cooled single cylinder, four-stroke architecture with road-focused gearing. Internal engine geometry specifies a bore and stroke of 89.0 x 64.0 mm (3.5 x 2.5 inches) with a 11.0:1 compression ratio.
On the scales, the RR 400 measures 117.5 kg (259 lbs) dry. Rider ergonomics and chassis geometry center around a 1,500 mm (59.1 in) wheelbase engineered for balanced agility and highway composure. The 8.5-liter (2.2 US gal) fuel tank supports practical everyday commuting and weekend road stints.
Engine
Displacement398.0 ccm (24.29 cubic inches)
Engine TypeSingle cylinder, four-stroke
Engine DetailsSingle cylinder, four-stroke
Compression11.0:1
Bore x Stroke89.0 x 64.0 mm (3.5 x 2.5 inches)
Fuel SystemCarburettor. Keihin FCR-MX 39
CoolingLiquid
Transmission
Gearbox6-speed
ClutchWet multidisk
Chassis
Frame TypeMolybdenum steel with double cradle
Front SuspensionHydraulic USD fork with ø45 mm shaft
Front Travel290 mm (11.4 inches)
Rear SuspensionMonoshock with progressive compound lever
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
