What category is the 2026 Beta RR Racing 4T 350?

The 2026 Beta RR Racing 4T 350 has a Category of Enduro / offroad.

What is the engine size of the 2026 Beta RR Racing 4T 350?

The 2026 Beta RR Racing 4T 350 has a Capacity: of 349.1 ccm (21.30 cubic inches).

What type of engine does the 2026 Beta RR Racing 4T 350 have?

The 2026 Beta RR Racing 4T 350 has a Engine type of Single cylinder, four-stroke.

How many gears does the 2026 Beta RR Racing 4T 350 have?

The 2026 Beta RR Racing 4T 350 has a Gearbox of 6-speed.

Beta RR Racing 4T 350 - 2026 Specifications and Reviews

Name: 2026 Beta RR Racing 4T 350
Brand: Beta

The Beta RR Racing 4T 350 is a competitive enduro machine designed for experienced off-road riders seeking aggressive trail performance. Its 349cc liquid-cooled four-stroke engine features titanium valves, high 13.2:1 compression, and advanced Synerject fuel injection for responsive power delivery. Known for lightweight handling and technical terrain capability, it excels in competitive enduro racing and demanding trail riding.

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2026

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General information
Color Options	Red/blue/white
Category	Enduro / offroad
Model	Beta RR Racing 4T 350

Engine and Transmission Specifications
Starting	Electric
Emission	89.1 CO2 g/km. (CO2 - Carbon dioxide emission)
Fuel Consumption	3.84 litres/100 km (26.0 km/l or 61.26 mpg)
Clutch	Wet multi-disc
Final Drive	Chain (final drive)
Gearbox	6-speed
Cooling System	Liquid
Ignition	Kokusan
Fuel Control	Double Overhead Cams/Twin Cam (DOHC)
Induction	Injection. Synerject dual electronic injection, 42mm
Valves Per Cylinder	4
Bore x Stroke	88.0 x 57.4 mm (3.5 x 2.3 inches)
Compression Ratio	13.2:1
Engine Details	Titanium valves
Capacity:	349.1 ccm (21.30 cubic inches)

Physical measures and capacities
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)
Beta RR Racing 4T 350 dimensions and frame
Rear Brakes	Single disc. 1-piston floating caliper
Brake Disc Diameter	240 mm (9.4 inches)
Front Brakes	Single disc. 2-piston floating calipers
Rear Tyre	140/80-18
Front Tyre	90/90-21
Rear Wheel Travel	290 mm (11.4 inches)
Rear Suspension	KYB monoshock with progressive compound lever
Front Wheel Travel	295 mm (11.6 inches)
Front Suspension	KYB hydraulic USD fork with 48mm shaft
Frame	Molybdenum steel with double cradle split above the exhaust port
Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Spark plugs	NGK LKAR 8A-9
Coolant	1.00 litres (0.26 US gallons)
Engine oil	SAE 10W/45
Update specs	Report missing specs or required updates.
Comments	Traction control.
Oil capacity	1.60 litres (1.69 US quarts)
Reserve fuel capacity	2.30 litres (0.61 US gallons)
Lubrication system	2 oil pumps
Engine type	Single cylinder, four-stroke
Model year	2025

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At 940mm, a rider of 68.9" with a 31" (estimated) inseam will reach the ground with cannot reach comfortably on the 2026 Beta RR Racing 4T 350, 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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