Beta RX 350 2T 2026 vs. Beta RX 300 2T 2025

Technical Specifications Beta RX 350 2T 2026 compared to Beta RX 300 2T 2025

Beta RX 350 2T 2026

Beta RX 300 2T 2025

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Differences

Beta RX 350 2T 2026

Beta RX 300 2T 2025

Engine and Drive Train

Bore	Bore	78 mm	Bore	72 mm
Stroke	Stroke	73.6 mm	Stroke	72 mm
Compression Ratio	Compression Ratio	12.45	Compression Ratio	11.45
Fuel system	Fuel system	Carburator	Fuel system	Carburator
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Ignition	Ignition	CDI, Kokusan	Ignition	CDI, Kokusan
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	2-Stroke	Strokes	2-Stroke
Cooling	Cooling	liquid	Cooling	liquid
Lubrication	Lubrication	Mixed	Lubrication	Mixed
Displacement	Displacement	351.7 ccm	Displacement	293.1 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	Kayaba	Brand	Kayaba
Diameter	Diameter	48 mm	Diameter	48 mm
Travel	Travel	305 mm	Travel	305 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Brand	Brand	Kayaba	Brand	Kayaba
Travel	Travel	300 mm	Travel	300 mm

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Chromium-molybdenum
Frame type	Frame type	Double cradle	Frame type	Double cradle

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	260 mm	Diameter	260 mm
Piston	Piston	Double piston	Piston	Double piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	240 mm
Piston	Piston	Single piston	Piston	Single piston
Shock mount	Shock mount	Floating caliper	Shock mount	Floating caliper

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	100 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	110 mm	Rear tyre width	120 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	19 inch
Length	Length	2,177 mm	Length	2,185 mm
Width	Width	830 mm	Width	815 mm
Height	Height	1,260 mm	Height	1,260 mm
Wheelbase	Wheelbase	1,482 mm	Wheelbase	1,490 mm
Seat Height	Seat Height	945 mm	Seat Height	950 mm
Dry Weight	Dry Weight	100 kg	Dry Weight	100 kg
Fuel Tank Capacity	Fuel Tank Capacity	7 l	Fuel Tank Capacity	9.5 l