Beta RR Racing 2T 300 - 2024 Specifications and Reviews

The 2024 Beta RR Racing 4T 350 is a liquid-cooled enduro machine built for serious off-road competitors seeking reliability and performance. Its 349cc four-stroke engine features titanium valves, dual electronic injection, and a high 13.2:1 compression ratio, delivering impressive power delivery across technical terrain. Best suited for experienced riders tackling professional-level enduro racing and demanding cross-country adventures.

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General information

CategoryEnduro / offroad
Year2024
ModelBeta RR Racing 4T 350

Engine and Transmission Specifications

Greenhouse gases89.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel consumption3.84 litres/100 km (26.0 km/l or 61.26 mpg)
ClutchWet multi-disc
Transmission typeChain (final drive)
Gearbox6-speed
Cooling systemLiquid
Lubrication system2 oil pumps
IgnitionKokusan
Fuel controlDouble Overhead Cams/Twin Cam (DOHC)
Fuel systemInjection. Synerject dual electronic injection, 42mm
Valves per cylinder4
Bore x stroke88.0 x 57.4 mm (3.5 x 2.3 inches)
Compression13.2:1
Engine detailsTitanium valves
Engine typeSingle cylinder, four-stroke
Capacity:349.1 ccm (21.30 cubic inches)

Brakes, suspension, Frame and wheels

Rear brakesSingle disc. 1-piston floating caliper
Diameter255 mm (10.0 inches)
Front brakesSingle disc. 2-piston floating calipers
Rear tire140/80-18
Front tire90/90-21
Rear wheel travel290 mm (11.4 inches)
Rear suspensionKYB monoshock with progressive compound lever
Front wheel travel295 mm (11.6 inches)
Front suspensionKYB hydraulic USD fork with 48mm shaft
Frame typeMolybdenum steel with double cradle split above the exhaust port
 
 

Physical measures and capacities

Oil capacity1.60 litres (1.69 US quarts)
Reserve fuel capacity2.30 litres (0.61 US gallons)
Fuel capacity9.00 litres (2.38 US gallons)
Wheelbase1490 mm (58.7 inches)
Ground clearance320 mm (12.6 inches)
Overall width815 mm (32.1 inches)
Overall length2180 mm (85.8 inches)
Overall height1270 mm (50.0 inches)
Seat height940 mm (37.0 inches) If adjustable, lowest setting.
Dry weight107.5 kg (237.0 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
CommentsTraction control.
StarterElectric
Color optionsRed/blue/white

Maintenance and service data

Spark plugsNGK LKAR 8A-9
Coolant1.00 litres (0.26 US gallons)

Performance Profile & Rider Fit

Best For

Track30%
City10%
Cornering90%
Daily Riding10%
Touring15%
Passenger5%

Rider Profile

Best ForBest suited to intermediate and expert off-road riders who can manage a peaky, lightweight two-stroke enduro machine.
PurposeBuilt purely for competitive enduro and technical off-road riding rather than road use.
Rider FitIts ultra-light dry weight and tall seat height demand an active, fit rider comfortable standing and shifting body weight constantly.
CharacterA raw, aggressive two-stroke racer that rewards sharp throttle control and thrives on tight, technical terrain.
Not Ideal ForNot suitable for commuters, passengers, or riders seeking road comfort and long-distance touring capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Fit Visualizer

2024 Beta RR Racing 2T 300 Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 940mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2024 Beta RR Racing 2T 300, with a cramped knee angle of around 85 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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