2023 BETA 390 RR-S 4-STROKE

Part Number: B2023390RR-S


Type: Single cylinder, 4-valve, (Titanium intake and exhaust) 4-stroke liquid cooled, cooling fan, electric start. (Back-up kick start available as an option.)
Bore: 88mm
Stroke: 63.4mm
Displacement: 385.6cc
Compression Ratio: 12.48:1
Valve Train: Titanium Intake and Exhaust
Ignition: Dual-Map Kokusan 200w output, On-Demand Traction Control
Spark Plug: NGK LKAR8A-9
Lubrication: Twin Oil Pumps with Cartridge Filter and Separate Compartments for Engine and Transmission.
Fuel System: 42mm Throttle Body with Dual Injectors>
Clutch: Wet Diaphragm-style
Transmission: 6-speed
Final Drive: O-ring chain



Frame: Molybdenum Steel/Double Cradle, with quick air filter access.
Wheelbase: 58.7”
Seat Height: 37”
Ground Clearance: 12.6”
Footrest Height: 16.3”
Dry Weight: 241 lbs. (wet weight, no fuel)
Electrical: Trail Tech Voyager GPS unit
Fuel Tank Capacity: 2.4 US gallons
Front Suspension: 48 mm Sachs Open Cartridge with compression, rebound and spring prelaod adjustment.
Rear Suspension: Aluminum Body Sachs Shock withadjustable rebound and hi/low speed compression
Front Wheel Travel: 11.6”
Rear Wheel Travel: 11.4”
Final Gearing: 15T front, 48T rear (Comes with 13T front for off road use)
Front Brake: 260mm floating rotor
Rear Brake: 240mm rotor
Front/Rear Rim: 21” (Front) 18” (Rear)
Front/Rear Tire: DOT Maxxis Enduro
Warranty: 12 month Limited Warranty
MSRP: $11,599.00 Plus $439.00 Destination Charge

*Specifications subject to change without notice.


Part Number: B2023390RR-S