2025 BETA RR 390 RACE - 4T $13,899
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CHASSIS
Frame Molybdenum steel with double cradle split above
the exhaust port
Wheelbase 1490 mm
Max length 2180 mm
Max width 815 mm
Max height 1270 mm
Seat height 950 mm
Ground clearance 320 mm
Footrest height 413 mm
Dry weight 107,5 kg (front 52,7 kg; rear 54,8 kg)
Fuel tank capacity 9,0 L
Reserve 2,3 L
Cooling system capacity 1,4 L
Front suspension Hydraulic USD fork with ø 48 mm shaft
Rear suspension Monoshock with progressive compound lever
Shock absorber stroke 135 mm
Front wheel travel 295 mm
Rear wheel travel 290 mm
Front brake Wave disc ø260 mm and double-piston floating
caliper
Rear brake Wave disc ø240 mm and single-piston floating
caliper
Front rim 21 x 1,6 – 36 holes
Rear rim 18 x 2,15 – 36 holes
Front tire 90/90 – 21
Rear tire 140/80 -18
ENGINE
Type Single cylinder, 4-stroke, liquid-cooled
Bore 88 mm
Stroke 63,4 mm
Displacement 385,6 cc
Compression ratio 12,48:1
Valve train DOHC finger follower / 4 titanium valve
Starter Electric starter
ACG Kokusan
Spark plug NGK LKAR 8A-9
Lubrication 2 oil pumps
Fuel system Synerject dual electronic injection
Throttle body Ø 42 mm – Synerject
Clutch wet multi-disc clutch
Primary drive Z.28/76
Transmission 6 gears
Final transmission chain
Engine oil SAE 10W/50 0,8 l. + SAE 10W/40 0,8 l.
Consumption l/100 km 3,89
Pollution Co2 [g/km] 94