KTM 250 SX-F 2023 vs. KTM 450 EXC-F SIX DAYS 2025

Technical Specifications KTM 250 SX-F 2023 compared to KTM 450 EXC-F SIX DAYS 2025

KTM 250 SX-F 2023

KTM 450 EXC-F SIX DAYS 2025

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Differences

KTM 250 SX-F 2023

KTM 450 EXC-F SIX DAYS 2025

Engine and Drive Train

Bore	Bore	81 mm	Bore	95 mm
Stroke	Stroke	48.5 mm	Stroke	63.4 mm
Compression Ratio	Compression Ratio	14.4	Compression Ratio	12.75
Fuel system	Fuel system	Injection	Fuel system	Injection
Throttle Bore	Throttle Bore	44 mm	Throttle Bore	42 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	5	Number of gears	6
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Displacement	Displacement	249.9 ccm	Displacement	449.9 ccm

Suspension Front

Front suspension	Front suspension	Upside-Down telescopic fork	Front suspension	Upside-Down telescopic fork
Brand	Brand	WP	Brand	WP
Diameter	Diameter	48 mm	Diameter	48 mm
Travel	Travel	310 mm	Travel	300 mm

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Brand	Brand	WP	Brand	WP
Travel	Travel	300 mm	Travel	310 mm

Chassis

Frame	Frame	Steel	Frame	Chromium-molybdenum
Frame type	Frame type	Double cradle, Central tube	Frame type	Double cradle, Central tube
Rake	Rake	63.9 degree	Rake	63.9 degree

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	220 mm	Diameter	220 mm

Dimensions and Weights

Front tyre width	Front tyre width	80 mm	Front tyre width	90 mm
Front tyre height	Front tyre height	100 %	Front tyre height	90 %
Front tyre diameter	Front tyre diameter	21 inch	Front tyre diameter	21 inch
Rear tyre width	Rear tyre width	110 mm	Rear tyre width	140 mm
Rear tyre height	Rear tyre height	90 %	Rear tyre height	80 %
Rear tyre diameter	Rear tyre diameter	19 inch	Rear tyre diameter	18 inch
Wheelbase	Wheelbase	1,485 mm	Wheelbase	1,489 mm
Seat Height	Seat Height	958 mm	Seat Height	963 mm
Dry Weight	Dry Weight	101 kg	Dry Weight	107.7 kg
Fuel Tank Capacity	Fuel Tank Capacity	7.2 l	Fuel Tank Capacity	8.5 l