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.
Compression Ratio: 13.5:1
Exhaust Valve: Beta Progressive Valve (BPV)
Ignition: AC-CDI Kokusan
Spark Plug: NGK BR8ECM
Lubrication: Electronic Oil Injection
Oil Tank Capacity: 650cc
Carburetor: Keihin PWK 36mm
Clutch: Wet multi-disc
Final Drive: O-ring chain
Frame: Molybdenum steel/double cradle w/quick air filter access.
Seat Height: 36.6”
Ground Clearance: 12.8”
Footrest Height: 16.1”
Dry Weight: 213.8 lbs. (wet weight, no fuel)
Fuel Tank Capacity: 2.55 US gallons
Front Suspension: 48 mm Sachs USD fork, adjustable compression, rebound, & spring preload.
Rear Suspension: Aluminum Body Sachs shock w/adjustable rebound and hi/low speed compression
Front Wheel Travel: 11.6”
Rear Wheel Travel: 11.4”
Front Brake: 260mm rotor
Rear Brake: 240mm rotor
Front/Rear Rim: 21” (Front) 18” (Rear)
Front/Rear Tire: Enduro Competition
Warranty: 6 month Limited Warranty
*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.