Beta RR Racing 4T 390 2023
Complete specifications and details for the 2023 Beta RR Racing 4T 390. This comprehensive guide includes engine specifications, dimensions, features, and performance data.

Basic Information
Make | Beta |
---|---|
Model | RR Racing 4T 390 |
Year | 2023 |
Category | Enduro-offroad |
Chassis, Suspension & Brakes
Frame Type | Molybdenum steel with double cradle split above the exhaust port |
---|---|
Front Brakes | Single disc. 2-piston calipers |
Front Brakes Diameter | 255 mm (10.0 inches) |
Front Suspension | KYB hydraulic USD fork with 48mm shaft |
Front Tyre | 90/90-21 |
Front Wheel Travel | 295 mm (11.6 inches) |
Rear Brakes | Single disc. 1-piston calipers |
Rear Brakes Diameter | 240 mm (9.4 inches) |
Rear Suspension | KYB monoshock with progressive compound lever |
Rear Tyre | 140/80-18 |
Rear Wheel Travel | 290 mm (11.4 inches) |
Other Specifications
Color Options | Red/blue/white |
---|---|
Comments | Traction control. |
Starter | Electric |
Engine & Transmission
Displacement | 385.1 ccm (23.50 cubic inches) |
---|---|
Engine Type | Single cylinder, four-stroke |
Engine Details | Titanium valves |
Compression | 12.4:1 |
Bore X Stroke | 88.0 x 63.4 mm (3.5 x 2.5 inches) |
Valves Per Cylinder | 4 |
Fuel System | Injection. Synerject dual electronic injection |
Ignition | Kokusan |
Lubrication System | 2 oil pumps |
Cooling System | Liquid |
Gearbox | 6-speed |
Transmission Type Final Drive | Chain (final drive) |
Clutch | Wet multi-disc |
Fuel Consumption | 3.89 litres/100 km (25.7 km/l or 60.47 mpg) |
Greenhouse Gases | 90.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
Dimensions & Capacities
Dry Weight | 107.5 kg (237.0 pounds) |
---|---|
Fuel Capacity | 9.00 litres (2.38 US gallons) |
Ground Clearance | 320 mm (12.6 inches) |
Overall Height | 1270 mm (50.0 inches) |
Overall Length | 2180 mm (85.8 inches) |
Overall Width | 815 mm (32.1 inches) |
Reserve Fuel Capacity | 2.30 litres (0.61 US gallons) |
Seat Height | 940 mm (37.0 inches) If adjustable, lowest setting. |