The new Beta 2024 RR 4T 390 Dirt Bike is an amazing dirt bike that features a four-stroke range. It received new lighter and tougher radiators, containing shaped reservoirs in the upper section, which help the motorcycle achieve a greater steering angle.
Beta 2024 RR 4T 390 Dirt Bike – Features and Specs
Engine Features
The new Beta 2024 RR 4T 390 Dirt Bike comes with powerful 385.6 ccm, single-cylinder, four-stroke, liquid-cooled, titanium valves. The bore of 88 mm and stroke of 63.4 mm ensures excellent power delivery throughout the ride better than Beta 2023 RR 4T 390. The transmission features a 6-speed gearbox, offering a fantastic gear-shifting experience.
Also Read:Beta RR 4T 350 2024 Dirt Bike Review
Chassis Features
The new Beta 2024 RR 4T 390 Dirt Bike has robust molybdenum steel with a double cradle split above its exhaust port. The overall styling of the RR 4T 390 is highly stylish and perfect for off-road rides. The suspension system comes with a hydraulic USD fork with a 48 mm shaft in the front while a mono-shock with a progress compound lever in the rear. The braking system features a single disc with 2-piston floating calipers in the front and a single disc with single-piston floating calipers in the rear. The brand new wire-spoked wheels come standard in the bike.
Beta 2024 RR 4T 390 Dirt Bike – Technical Specifications
Engine and transmission
| Displacement | 385.6 ccm (23.53 cubic inches) |
| Engine type | Single cylinder, four-stroke |
| Engine details | Titanium valves |
| Compression | 12.5:1 |
| Bore x stroke | 88.0 mm x 63.4 mm (3.5 x 2.5 inches) |
| Valves per cylinder | 4 |
| Fuel system | Injection. Elldor dual electronic injection, 42mm |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Ignition | Kokusan |
| Lubrication system | two oil pumps |
| Cooling system | Liquid |
| Gearbox | 6-speed |
| Transmission type | Chain (final drive) |
| Clutch | Wet multi-disc |
| Fuel consumption | 3.89 liters/100 km (25.7 km/l or 60.47 mpg) |
| Greenhouse gases | 90.2 CO2 g/km. (CO2 – Carbon dioxide emission) |
Chassis, suspension, brakes and wheels
| Frame-type | Molybdenum steel with a double cradle split above the exhaust port |
| Front suspension | Hydraulic USD fork with 48 mm shaft |
| Front-wheel travel | 295 mm (11.6 inches) |
| Rear suspension | Monoshock with progressive compound lever |
| Rear wheel travel | 290 mm (11.4 inches) |
| Front tire | 90/90-21 |
| Rear tire | 140/80-18 |
| Front brakes | Single disc. 2-piston floating calipers |
| Diameter | 260 mm (10.2 inches) |
| Rear brakes | Single disc. Single-piston floating caliper |
| Diameter | 240 mm (9.4 inches) |
| Wheels | Wire spoked |
Physical measures and capacities
| Dry weight | 107.5 kg (237.0 pounds) |
| Seat height | 940 mm (37.0 inches). If adjustable, lowest setting. |
| Overall height | 1270 mm (50.0 inches) |
| Overall length | 2180 mm (85.8 inches) |
| Overall width | 815 mm (32.1 inches) |
| Ground clearance | 320 mm (12.6 inches) |
| Wheelbase | 1490 mm (58.7 inches) |
| Fuel capacity | 9.00 litres (2.38 US gallons) |
| Reserve fuel capacity | 2.30 litres (0.61 US gallons) |
| Oil capacity | 1.60 litres (1.69 US quarts) |
Other specifications
| Color options | Red/White/Black |
| Starter | Electric |
Conclusion
The new Beta 2024 RR 4T 390 Dirt Bike comes with a powerful and robust 385.6 ccm, single-cylinder, four-stroke, liquid-cooled engine that is fully supported by the robust molybdenum steel frame. The suspension and braking system are carefully calibrated to ensure perfect riding pleasure. The bike also comes standard with brand-new wire-spoked wheels.
