22 June. Monday 2026
Beta RR 4T 400 - 2010 Specifications and Reviews
The 2010 Beta RR 4T 400 is a liquid-cooled enduro bike engineered for off-road enthusiasts seeking reliability and versatility. Its 398cc four-stroke single-cylinder engine delivers manageable power across varying terrain, making it equally suited to trail riding and competition. Known for robust construction and proven durability in demanding conditions, this model appeals to intermediate and advanced riders.
General information | |
| Category | Enduro / offroad |
| Year | 2010 |
| Model | Beta RR 4T 400 |
| | |
Engine and Transmission Specifications | |
| Clutch | Wet multi-disc |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | 2 oil pumps |
| Ignition | DC-CDI without trembler with variable ignition timing, Kokusan type. |
| Fuel control | OHC |
| Fuel system | Carburettor. Keihin FCR-MX 39 |
| Bore x stroke | 89.0 x 64.0 mm (3.5 x 2.5 inches) |
| Compression | 11.0:1 |
| Engine type | Single cylinder, four-stroke |
| Capacity: | 398.00 ccm (24.29 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 240 mm (9.4 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 255 mm (10.0 inches) |
| Front brakes | Single disc |
| Rear tyre dimensions | 140/80-18 |
| Front tyre dimensions | 90/90-21 |
| Rear suspension | Monoshock with progressive compound lever |
| Front suspension | Hydraulic USD fork with 45 mm shaft |
| Frame type | Molybdenum steel with double cradle split above the exhaust port |
Physical measures and capacities | |
| Reserve fuel capacity | 1.00 litres (0.26 gallons) |
| Fuel capacity | 8.50 litres (2.25 gallons) |
| Wheelbase | 1,500 mm (59.1 inches) |
| Ground clearance | 320 mm (12.6 inches) |
| Overall length | 2,270 mm (89.4 inches) |
| Seat height | 940 mm (37.0 inches) If adjustable, lowest setting. |
| Dry weight | 117.5 kg (259.0 pounds) |
| | |
Other specs | |
| Color options | Red/white |
| Starter | Electric |
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