Beta RR 390 4T Racing 2022 vs. Sherco 300 SEF Factory 2019

Technical Specifications Beta RR 390 4T Racing 2022 compared to Sherco 300 SEF Factory 2019

Beta RR 390 4T Racing 2022

Sherco 300 SEF Factory 2019

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Differences

Beta RR 390 4T Racing 2022

Sherco 300 SEF Factory 2019

Engine and Drive Train

Bore	Bore	88 mm	Bore	84 mm
Stroke	Stroke	63.4 mm	Stroke	54.8 mm
Starter	Starter	Electric	Starter	Electric
Clutch Type	Clutch Type	Multiplate in oil-bath	Clutch Type	Multiplate in oil-bath
Transmission	Transmission	Chain	Transmission	Chain
Number of gears	Number of gears	6	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Valves per cylinder	Valves per cylinder	4	Valves per cylinder	4
Valves	Valves	DOHC	Valves	DOHC
Displacement	Displacement	385.6 ccm	Displacement	303.7 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Chromium-molybdenum

Brakes Front

Type	Type	Single disk	Type	Single disk

Brakes Rear

Type	Type	Disc	Type	Disc

Dimensions and Weights

Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Wheelbase	Wheelbase	1,490 mm	Wheelbase	1,480 mm
Seat Height	Seat Height	940 mm	Seat Height	950 mm
Dry Weight	Dry Weight	107.5 kg	Dry Weight	102 kg
Fuel Tank Capacity	Fuel Tank Capacity	9 l	Fuel Tank Capacity	8.5 l