Beta 300 RX Motocross

  • admin
  • September 16, 2022 10:03 pm







300cc 2-stroke with special power delivery for MX
19″ rear wheel
Electric Start
New diaphragm clutch
Longer travel suspension
Adjustable power valve to provide a custom power delivery
Stiffer MX suspension settings
Nickel plated exhaust pipe

>> Moto stand included with every RX model


Engine Specs

Type: Beta-Built single cylinder, 2-stroke, liquid cooled, with BPV power valve system and electric start with a back-up kick starter sold as an option
Bore: 72mm
Stroke: 72mm
Displacement: 293.1cc
Compression Ratio: 11.63:1
Exhaust Valve: Beta Progressive Valve (BPV)
Ignition: AC-CDI Kokusan
Spark Plug: NGK BR8ECM
Lubrication: Pre-Mix
Carburetor: Keihin PXK 38mm
Clutch: 6-Spring wet diaphragm-style
Transmission: 6-speed
Final Drive: O-ring chain

Chassis Specs

Frame: Molybdenum steel/double cradle w/quick air filter access.
Wheelbase: 58.3”
Seat Height: 37”
Ground Clearance: 13.3”
Footrest Height: 16.9”
Dry Weight: 220 lbs. (wet weight, no fuel)
Fuel Tank Capacity: 2.51 US gallons
Front Suspension: 48 mm KYB AOS Closed Cartridge fork, adjustable compression & rebound.
Rear Suspension: Aluminum Body Sachs shock w/adjustable rebound and hi/low speed compression
Front Wheel Travel: 12.0”
Rear Wheel Travel: 11.8”
Front Brake: 260mm floating rotor
Rear Brake: 240mm rotor
Front/Rear Rim: 21” (Front) 19” (Rear)
Front/Rear Tire: Michelin Starcross
Warranty: 6 month Limited Warranty

  • Category : Motorcycles
  • Brands : BETA
  • Condition : Nueva