Beta RR 390 User Manual

4
ADJUSTMENTS
62
GB
ADJUSTING FORK
ADJUSTING THE REBOUND
DAMPER
The hydraulic rebound damper determines
the behaviour of the telescopic fork during
extension and can be adjusted by means
of screw A. Turning the screw clockwise
(towards the + sign) increases the action
of the rebound damper; turning it anticlock-
wise (towards the – sign) decreases the
action of the rebound damper.
Standard adjustment RR 4t:
12 clicks from the completely closed position
ADJUSTING THE COMPRESSION
DAMPER
The hydraulic compression damper deter-
mines the behaviour of the telescopic fork
during compression and can be adjusted
by means of screw B located at the lower
end of the fork legs. Turning the screw
clockwise increases the action of the com-
pression damper; turning it anticlockwise
decreases the action of the compression
damper.
Standard adjustment RR 4t:
12 clicks from the completely closed
position
A
B

Beta RR 390 Specifications

General

Displacement	386 cc
Bore x Stroke	88 mm x 63.4 mm
Compression Ratio	12.5:1
Fuel System	Electronic Fuel Injection
Ignition	DC-CDI
Lubrication	Wet sump
Transmission	6-speed
Clutch	Wet multi-disc
Front Tire	90/90-21
Rear Tire	140/80-18
Ground Clearance	320 mm
Dry Weight	107 kg
Engine Type	Single cylinder, 4-stroke, liquid-cooled
Frame	Molybdenum steel with double cradle split above the exhaust port
Rear Suspension	Monoshock