
Beta RR Racing 4T 390
Key specifications
Overview
Introducing the 2023 Beta RR Racing 4T 390, a motorcycle engineered for the dedicated enduro-offroad enthusiast. This agile machine is a testament to Beta's commitment to performance and innovation, designed to conquer rugged terrains while providing a thrilling riding experience. With its potent mix of power, precision, and cutting-edge technology, the RR Racing 4T 390 stands out in a competitive market, appealing to both seasoned riders and newcomers eager to explore the world of off-road motorcycling. At the heart of the RR Racing 4T 390 is its impressive 385.1 cc engine, featuring titanium valves and a sophisticated Synerject dual electronic fuel injection system. This setup not only enhances fuel efficiency—boasting a remarkable consumption rate of 3.89 liters per 100 km (or 60.47 mpg)—but also delivers a thrilling ride with its 12.4:1 compression ratio. The 6-speed gearbox offers seamless gear transitions, ensuring that riders can tap into the engine's power band at will. Whether you're navigating tight trails or tackling steep inclines, the 390's robust performance and responsive handling promise an exhilarating adventure. Beta has packed the RR Racing 4T 390 with advanced features designed to elevate the riding experience. The lightweight yet durable molybdenum steel frame provides exceptional stability, paired with a KYB hydraulic USD fork and a monoshock rear suspension that deliver 295 mm and 290 mm of travel, respectively. Additionally, the electric starter enhances convenience, while the traction control system offers peace of mind when tackling unpredictable surfaces. With a ground clearance of 320 mm and an adjustable seat height of 940 mm, this bike is tailored for both comfort and performance, allowing riders to confidently navigate challenging terrains. **
Pros
- Powerful Engine: The 385.1 cc engine delivers excellent torque and responsiveness, ideal for various off-road conditions.
- Advanced Suspension: The KYB suspension setup provides impressive travel and stability, enhancing rider confidence on rough trails.
- Fuel Efficiency: With a consumption rate of 60.47 mpg, this bike allows for longer rides without frequent refueling.
Cons
- Seat Height: At 940 mm, the seat height may be challenging for shorter riders, potentially affecting comfort and control.
- Weight: Weighing in at 107.5 kg (237.0 pounds), it can feel a bit heavy for beginners when maneuvering in tight spots.
- Limited Color Options: While the red, blue, and white scheme is eye-catching, options are limited for those seeking a more personalized aesthetic.
Technical details
Source specification data
- Make
- Beta
- Model
- RR Racing 4T 390
- Category
- Enduro-offroad
- Starter
- Electric
- Comments
- Traction control.
- Color Options
- Red/blue/white
- Clutch
- Wet multi-disc
- Gearbox
- 6-speed
- Ignition
- Kokusan
- Engine Type
- Single cylinder, four-stroke
- Fuel System
- Injection
- .
- Synerject
- dual electronic injection
- Bore X Stroke
- 88.0 x 63.4 mm (3.5 x 2.5 inches)
- Compression
- 12.4:1
- Displacement
- 385.1 ccm (23.50 cubic inches)
- Cooling System
- Liquid
- Engine Details
- Titanium valves
- Fuel Consumption
- 3.89 litres/100 km (25.7 km/l or 60.47 mpg)
- Greenhouse Gases
- O2
- g/km. (
- O2
- -
- Carbon
- dioxide emission)
- Lubrication System
- 2 oil pumps
- Valves Per Cylinder
- 4
- Transmission Type Final Drive
- Chain (final drive)
- Dry Weight
- 107.5 kg (237.0 pounds)
- Seat Height
- 940 mm (37.0 inches) If adjustable, lowest setting.
- Fuel Capacity
- 9.00 litres (2.38 US gallons)
- Overall Width
- 815 mm (32.1 inches)
- Overall Height
- 1270 mm (50.0 inches)
- Overall Length
- 2180 mm (85.8 inches)
- Ground Clearance
- 320 mm (12.6 inches)
- Reserve Fuel Capacity
- 2.30 litres (0.61 US gallons)
- Rear Tyre
- 140/80-18
- Frame Type
- Molybdenum steel with double cradle split above the exhaust port
- Front Tyre
- 90/90-21
- Rear Brakes
- Single disc. 1-piston calipers
- Front Brakes
- Single disc. 2-piston calipers
- Rear Suspension
- KYB monoshock with progressive compound lever
- Front Suspension
- KYB hydraulic USD fork with 48mm shaft
- Rear Wheel Travel
- 290 mm (11.4 inches)
- Front Wheel Travel
- 295 mm (11.6 inches)
- Rear Brakes Diameter
- 240 mm (9.4 inches)
- Front Brakes Diameter
- 255 mm (10.0 inches)