KTM 390 Duke 2025 vs. KTM 450 SMR 2026

Technical Specifications KTM 390 Duke 2025 compared to KTM 450 SMR 2026

KTM 390 Duke 2025

KTM 450 SMR 2026

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Differences

KTM 390 Duke 2025

KTM 450 SMR 2026

Engine and Drive Train

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
Transmission Type	Transmission Type	Gearshift	Transmission Type	Gearshift
Number of gears	Number of gears	6	Number of gears	5
Cylinders	Cylinders	1	Cylinders	1
Strokes	Strokes	4-Stroke	Strokes	4-Stroke
Cooling	Cooling	liquid	Cooling	liquid
Displacement	Displacement	399 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	43 mm	Diameter	48 mm
Travel	Travel	150 mm	Travel	283 mm
Adjustment	Adjustment	Compression, Rebound	Adjustment	Compression, Rebound

Suspension Rear

Suspension	Suspension	Swing arm	Suspension	Swing arm
Shock absorber	Shock absorber	Monoshock	Shock absorber	Monoshock
Shock mount	Shock mount	direct	Shock mount	Deflection
Brand	Brand	WP	Brand	WP
Travel	Travel	150 mm	Travel	266 mm
Adjustment	Adjustment	Preload, Rebound	Adjustment	Preload

Chassis

Frame	Frame	Chromium-molybdenum	Frame	Chromium-molybdenum
Frame type	Frame type	Tubular	Frame type	Double cradle, Central tube

Brakes Front

Type	Type	Single disk	Type	Single disk
Diameter	Diameter	320 mm	Diameter	310 mm
Piston	Piston	Four pistons	Piston	Four pistons
Shock mount	Shock mount	Floating caliper	Shock mount	Fixed caliper

Brakes Rear

Type	Type	Disc	Type	Disc
Diameter	Diameter	240 mm	Diameter	220 mm
Piston	Piston	Double piston	Piston	Single piston

Dimensions and Weights

Front tyre diameter	Front tyre diameter	17 inch	Front tyre diameter	16.5 inch
Rear tyre diameter	Rear tyre diameter	17 inch	Rear tyre diameter	17 inch
Wheelbase	Wheelbase	1,357 mm	Wheelbase	1,472 mm
Seat Height	Seat Height	800 mm	Seat Height	898 mm