22 June. Monday 2026
Beta RR 4T 390 - 2024 Specifications and Reviews
The 2024 Beta RR 4T 390 is a lightweight enduro motorcycle designed for serious off-road riders seeking reliability and performance. Its 385cc liquid-cooled four-stroke engine with titanium valves and electronic fuel injection delivers responsive power across varied terrain. Built for technical trail riding and enduro competition, it excels in demanding conditions where precision handling and engine durability matter most.
General information | |
| Type | Enduro / offroad |
| Year of manufacture | 2024 |
| Model name | Beta RR 4T 390 |
Engine and Transmission Specifications | |
| Greenhouse gases | 90.2 CO2 g/km. (CO2 - Carbon dioxide emission) |
| Fuel consumption | 3.89 litres/100 km (25.7 km/l or 60.47 mpg) |
| Clutch | Wet multi-disc |
| Transmission type | Chain (final drive) |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | 2 oil pumps |
| Ignition | Kokusan |
| Fuel control | Double Overhead Cams/Twin Cam (DOHC) |
| Fuel system | Injection. Elldor dual electronic injection |
| Valves per cylinder | 4 |
| Bore x stroke | 89.0 x 63.4 mm (3.5 x 2.5 inches) |
| Compression | 12.5:1 |
| Engine details | Titanium valves |
| Type of engine | Single cylinder, four-stroke |
| Capacity: | 385.6 ccm (23.53 cubic inches) |
| | |
Brakes, suspension, Frame and wheels | |
| Wheels | Wire spoked |
| Rear brakes | Single disc. Single-piston caliper |
| Diameter | 260 mm (10.2 inches) |
| Front brakes | Single disc. 2-piston calipers |
| Rear tire | 140/80-18 |
| Front tire | 90/90-21 |
| Rear suspension | Monoshock with progressive compound lever |
| Front suspension | Hydraulic USD fork with 48 mm shaft |
| Frame type | Molybdenum steel with double cradle split above the exhaust port |
| | |
Physical measures and capacities | |
| Reserve fuel capacity | 2.30 litres (0.61 US gallons) |
| Fuel capacity | 9.00 litres (2.38 US gallons) |
| Wheelbase | 1490 mm (58.7 inches) |
| Ground clearance | 320 mm (12.6 inches) |
| Overall width | 815 mm (32.1 inches) |
| Overall length | 2180 mm (85.8 inches) |
| Overall height | 1270 mm (50.0 inches) |
| Seat height | 940 mm (37.0 inches) If adjustable, lowest setting. |
| Dry weight | 107.5 kg (237.0 pounds) |
Other specs | |
| Update specs | |
| Starter | Electric |
| Color options | Red/white/Black |
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