Beta RR 390 4T Racing 2023 vs. KTM 450 EXC-F 2020

Technical Specifications Beta RR 390 4T Racing 2023 compared to KTM 450 EXC-F 2020

Beta RR 390 4T Racing 2023

KTM 450 EXC-F 2020

Show all

Same only

Differences

Beta RR 390 4T Racing 2023

KTM 450 EXC-F 2020

Engine and Drive Train

Bore	Bore	88 mm	Bore	95 mm
Stroke	Stroke	63.4 mm	Stroke	63.4 mm
Compression Ratio	Compression Ratio	12.48	Compression Ratio	11.8
Fuel system	Fuel system	Injection	Fuel system	Injection
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
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	385.6 ccm	Displacement	449.3 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	Kayaba	Brand	WP
Diameter	Diameter	48 mm	Diameter	48 mm
Travel	Travel	295 mm	Travel	300 mm

Suspension Rear

Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Brand	Brand	Kayaba	Brand	WP
Travel	Travel	290 mm	Travel	310 mm

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Steel
Frame type	Frame type	Double cradle	Frame type	Central tube

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	260 mm	Diameter	260 mm

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	220 mm

Dimensions and Weights

Front tyre width	Front tyre width	90 mm	Front tyre width	80 mm
Front tyre height	Front tyre height	90 %	Front tyre height	100 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	140 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	80 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	18 inch	Rear tyre diameter	18 inch
Wheelbase	Wheelbase	1,490 mm	Wheelbase	1,482 mm
Seat Height	Seat Height	940 mm	Seat Height	960 mm
Dry Weight	Dry Weight	107.5 kg	Dry Weight	106 kg
Fuel Tank Capacity	Fuel Tank Capacity	9 l	Fuel Tank Capacity	8.5 l