The new Beta 2023 RR Racing 4T 390 Off-Road Bike is among those bigger displacement motorcycles that offer a good riding experience all the time. Its powerful engine and stylish chassis offer fantastic off-road riding pleasure.
Beta 2023 RR Racing 4T 390 Off-Road Bike – Features and Specs
Engine Features
The new Beta 2023 RR Racing 4T 390 Off-Road Bike features a a 385.1ccm single-cylinder, four-stroke, and liquid-cooled engine capable of delivering massive power. The bore of 88mm and stroke of 63.4mm gives good riding pleasure. The fuel system comprises injection with synerject dual electronic injection and DOHC for better control. The transmission features a six-speed gearbox, offering an impressive gear-shifting experience better than 2023 Beta RR 4T 390.
Also Read: Beta 2023 RR Racing 4T 430 Dirt Motorcycle Review
Chassis Features
An all-new Beta 2023 RR Racing 4T 390 Off-Road Bike features robust molybdenum steel with a double cradle split above the exhaust port. The suspension system comprises a KYB hydraulic USD fork with a 48mm shaft, while the rear system features a KYB monoshock with a progressive compound lever. The braking system features a single disc on both wheels.
Beta 2023 RR Racing 4T 390 Off-Road Bike – Technical Specifications
Engine and 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 mm x 63.4 mm (3.5 inches x 2.5 inches) |
| Valves per cylinder | 4 |
| Fuel system | Injection. Synerject dual electronic injection |
| 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 | KYB hydraulic USD fork with 48mm shaft |
| Front-wheel travel | 295 mm (11.6 inches) |
| Rear Suspension | KYB mono-shock 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 calipers |
| Diameter | 255 mm (10.0 inches) |
| Rear brakes | Single disc. 1-piston calipers |
| Diameter | 240 mm (9.4 inches) |
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) |
Other specifications
| Color options | Red/blue/white |
| Starter | Electric |
