Motorower BETA RR 50 MOTARD

Frame steel double cradle frame
Wheel base 1390 mm
Max length 2000 mm
Max width 805 mm
Max height 1155 mm
Seat height 900 mm
Ground clearance 315 mm
Footrest height 365 mm
Dry weight 85 kg
Fuel tank capacity 6,5 l.
Reserve 1 l.
Cooling system capacity 620 cc
Front suspension Hydraulic fork with ø37 mm shaft
Rear suspension Monoshock
Shock absorber stroke 50 mm
Front wheel travel 210 mm
Rear wheel travel 200 mm
Front brake disc ø260 mm with single opposed piston
Rear brake disc ø220 mm
Front rim Aluminium Alloy rim
Rear rim Aluminium Alloy rim
Front tyre 100/80 – 17
Rear tyre 130/70 – 17
ENGINE
Type Single-cylinder, 2-stroke, liquid cooled, lamellar
induction in the crankcase
Bore 40,3 mm
Stroke 39 mm
Displacement 49,7cc
Compression ratio 12:1
Ignition Electronic Moric 12v – 100W
Spark plug NGK BR9 ES
Lubrication Mixing with mechanical pump, fuel 1,5% (with
synthetic oil)
Feeding with carburettor
Carburettor Dell’Orto PHBN 16 HS
Clutch wet multi-disc clutch
Primary trasmission Z. 20/71
Transmission 6 speed
Secondary Trasmission Z. 11/50