2023 Beta 390 RR-S Specs, Top Speed, Price, Review

Beta 390 RR-S Top Speed, Specs, Price, Review, Horsepower, Seat Height, Weight

Beta 390 RR-S specs, Top Speed, Price, and mileage are listed below. We recommend keeping the model year in mind when reviewing Beta 390 RR-S specs. The specifications of the Beta 390 RR-S, including its Top Speed, weight, MPG, horsepower, Seat Height, and other aspects, were published with the help of the manufacturer’s manuals. Verify the Beta 390 RR-S specs with the seller. We will add the Beta 390 RR-S review video to assist you in your purchase.

Beta 390 RR-S Specs, Top Speed, Price, Review

Beta 390 RR-S Engine

Type: Single cylinder, 4 –stroke, liquid cooled, 4-valve (Titanium intake and exhaust), cooling fan, electric start. (back up kick starter as an option)
Bore: 88mm
Stroke: 63.4
Displacement: 385.6cc
Compression Ratio: 12.48:1
Exhaust Valve: Titanium Intake & Exhaust 
Ignition: Dual-Map Kokusan 200w output
On-Demand Traction Control
Spark Plug: NGK LKAR8A-9
Lubrication:  Twin Oil Pumps w/Cartridge Filter & Separate Compartments For Engine & Transmission
Fuel System: 42mm Throttle Body w/Dual Injectors
Traction Control: On-Demand w/ push of a button
Clutch: Wet Diaphragm-style
Transmission: 6 Speed
Final Drive: O-ring chain
Fuel Tank Capacity: 2.4 US Gallons 

Beta 390 RR-S Brakes

Front Brake:  260 mm floating rotor
Rear Brake:  240 mm rotor

Beta 390 RR-S Suspension

Front Suspension:  48 mm Sachs Open Cartridge with compression, rebound   & spring preload adjustment
Rear Suspension: Aluminum Body Sachs shock w/adjustable rebound and   hi/low speed compression

Beta 390 RR-S Chassis

Frame:   Molybdenum steel, double cradle w/ quick air filter access

Beta 390 RR-S Wheels and Tires

Front Wheel Travel:  11.6″
Rear Wheel Travel:  11.4″
Front/Rear Rim:  21″ (Front) 18″ (Rear)
Front/Rear Tire:  DOT Maxxis Enduro
Final Gearing: 15T Front/48T Rear (comes w/ 13T front for off-road use)

Beta 390 RR-S Dimensions

Wheelbase:   58.7″
Seat Height:   37″
Ground Clearance:   12.6″
Footrest Height:  12.6″
Dry Weight:  241 lbs (wet weight, no fuel) 

2023 Beta 390 RR-S Price 

Price: $11,599.00 MSRP, Destination Fee $439.00

Beta 390 RR-S Top Speed

Top Speed: 85+ mph (Est.)

Beta 390 RR-S Horsepower

Horsepower: NA

Beta 390 RR-S Set Height

Seat Height:  37″

Beta 390 RR-S Weight

Dry Weight:  241 lbs (wet weight, no fuel) 

Beta 390 RR-S Fuel Capacity

Fuel Tank Capacity:  2.4 US Gallons 

Beta 390 RR-S Review

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