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ENDURO - RR Race 300 2T
RR Race 300 2T
The RR Race 300 2-stroke engine has been completely redesigned to enhance torque and progression at all revs. New crankshaft, updated crankcase with larger bearings and a redesigned cylinder with new ports. The cylinder head, now with a redesigned combustion chamber, works in conjunction with the dual spark plug system for more efficient combustion and optimal power management in all conditions. The result is a full-bodied engine that is manageable at low revs and robust at high revs, capable of combining torque and power with unparalleled harmony.
| Displacement | Bore x stroke | Seat heigh | Dry weight |
|---|---|---|---|
| 292,6 cc | 73 x 69,9 mm | 950 mm | 103,5 kg |
ENGINE
THE HEART OF THE RR RACE 300 2-STROKE
The RR Race 300 2-stroke engine has been completely redesigned to enhance torque and progression at all revs. New crankshaft, updated crankcase with larger bearings and a redesigned cylinder with new ports. The cylinder head, now with a redesigned combustion chamber, works in conjunction with the dual spark plug system for more efficient combustion and optimal power management in all conditions. The result is a full-bodied engine that is manageable at low revs and robust at high revs, capable of combining torque and power with unparalleled harmony.
Performance with zero compromises
The RR RACE 300 is the ideal bike for those looking for a 2-stroke with benchmark performance, delivered in the simplest and most intuitive way possible, allowing every rider to get the most out of every cc of the engine. The engine’s usability will allow anyone to always get the best out of themselves.
In Detail
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Kayaba AOS fork
Kayaba AOS closed cartridge fork, ø 48 mm has anodised internal parts and specific treatments that minimise friction. Compression and rebound adjustments allow you to always find the ideal setting.
Racing design
An aggressive and unmistakable look: the dedicated livery enhances the Race character with bold lines and exclusive colours, recalling the factory soul of Beta and making you stand out on the track.
HANDLEBAR MAP SWITCH
The map switch button located on the handlebar allows you to select two engine maps: Full Power, which offers all the power and responsiveness of the engine, and Soft, which softens the power delivery, making it more manageable on slippery surfaces or when greater traction is needed.
Double spark plugs
The double spark plugs improve carburetion, torque and power, reducing fuel waste. The system also ensures continuous operation even if one spark plug burns out.
Kayaba AOS fork
Kayaba AOS closed cartridge fork, ø 48 mm has anodised internal parts and specific treatments that minimise friction. Compression and rebound adjustments allow you to always find the ideal setting.
Front wheel axle
Red anodised quick release front axle: essential for replacing the wheel in a matter of seconds and gaining precious seconds in the race.
Ergal footpegs
Ergal racing footpegs with interchangeable steel pins. Narrower to facilitate foot movement, they offer superior grip for maximum control and feel with the bike.
Chain tensioners in red Ergal alloy
Anodised Ergal chain tensioner: lightweight, stable and reliable, it guarantees constant chain tension and greater reliability in enduro competitions.
Power valve
Beta’s 2-stroke engines are equipped with an external exhaust valve adjustment that allows the rider to customise the engine’s power delivery to suit their preferences by simply turning a screw.
Gallery Collection
Technical Specifications
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CHASSIS
▼| FRAME | Molybdenum steel with double cradle split above the exhaust port |
| WHEELBASE | 1482 mm |
| MAX LENGTH | 2175 mm |
| MAX WIDTH | 830 mm |
| MAX HEIGHT | 1275 mm |
| SEAT HEIGHT | 950 mm |
| GROUND CLEARANCE | 340 mm |
| FOOTREST HEIGHT | 427 mm |
| DRY WEIGHT | 103,5 kg (front 50,8 kg; rear 52,7 kg) |
| FUEL TANK CAPACITY | 9,5 l |
| RESERVE | 2,3 l |
| COOLING SYSTEM CAPACITY | 1,3 l |
| FRONT SUSPENSION | Hydraulic usd fork with Ø 48 mm shaft |
| rear SUSPENSION | Monoshock with progressive compound lever |
| SHOCK ABSORBER STROKE | 130 mm |
| FRONT WHEEL TRAVEL | 300 mm |
| rear WHEEL TRAVEL | 287 mm |
| FRONT BRAKE | Wave disc Ø260 mm and double-piston floating caliper |
| rear BRAKE | Wave disc Ø240 mm and single-piston floating caliper |
| FRONT RIM | 21 x 1,6 – 36 holes |
| REAR RIM | 18 x 1,85 – 36 holes |
| FRONT TYRE | 90/90 – 21 |
| REAR TYRE | 140/80 -18 |
ENGINE
▼| TYPE | Single cylinder, 2-stroke, liquid-cooled |
| BORE | 73 mm |
| STROKE | 69,9 mm |
| DISPLACEMENT | 292,6 cc |
| COMPRESSION RATIO | 14,4:1 |
| EXHAUST VALVE | BPV system |
| starter | Electric |
| IGNITION | AC kokusan – digital CDI |
| SPARK PLUG | NGK MR7BI8 (x2) |
| INDUCTION SYSTEM | Induction reed |
| LUBRICATION | Mixing |
| CARBURETTOR | Keihin PWK 36 |
| CLUTCH | Wet multi-disc clutch |
| PRIMARY DRIVE | Z.27/72 |
| TRANSMISSION | 6 gears |
| FINAL TRANSMISSION | Chain |
| ENGINE OIL | SAE 10W/40 |
| CONSUMPTION l/100km | 2,6 |
| POLLUTION Co2 [g/km] | 61 |