2021-RX 2021-RX 2021-RX 2021-RX 2021-RX 2021-RX


Price: $9,199.00
  • Description


    The Brand New 2021 Beta 300 RX (Motocross)

    (Pre-production model shown in video.)



    300cc 2-stroke with special power delivery for MX
    19" rear wheel
    Electric Start
    Longer travel suspension
    Adjustable power valve to provide a custom power delivery
    Stiffer MX suspension settings
    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: 12.9:1
    Exhaust Valve: Beta Progressive Valve (BPV)
    Ignition: AC-CDI Kokusan
    Spark Plug: NGK BR8ES
    Lubrication: Pre-Mix
    Carburetor: Keihin PWK 38mm
    Clutch: 6-Spring wet multi-disc
    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: 37.3”
    Ground Clearance: 12.9”
    Footrest Height: 16”
    Dry Weight: 219 lbs. (dry weight)
    Fuel Tank Capacity: 2.55 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: 12.15”
    Rear Wheel Travel: 11.6”
    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

    MSRP: $ 9,199.00
    Destination Charge: $389.00

    *Specifications subject to change without notice. Additional information on all models including
    manuals, accessories and parts books are available online at www.betausa.com under support.