450 SX-F 2017 RUNOUT

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If gold is what you’re after, a 450 SX-F is what you get. Thanks to its compact engine delivering explosive but controllable power, it’s the weapon of choice for the Red Bull KTM Factory Team and their champ, Ryan Dungey. Ridden at its hardest, this bike is quick enough to rule the AMA Supercross Championship. Its secret? Sweet handling and gut-wrenching grunt. Winners, line up here.

FEATURES INCLUDE

State-of-the-art Keihin Engine Management System with electronic fuel injection.
Single overhead camshaft.
Lightweight 4-speed gearbox.
Hydraulic Brembo clutch.
Long crankshaft service intervals.
No tools airbox, replace in seconds.
High-tech, lightweight chrome-moly steel frame.
Cast aluminum swingarm.
Durable seat offers great comfort.
Lightweight polyethylene tank with a capacity of 7 litres.
Aluminum radiators made by WP.
CNC machined hubs and high-end Excel rims.
Dunlop Geomax MX 3S tyres.
Handlebars, tapered, made of high-strength aluminum by NEKEN with ODI lock-on grips.
'No dirt' footpegs.
WP AER 48 front fork, a 48mm USD air-sprung fork.
WP monoshock.
CNC machined triple clamps.
High-tech Brembo brakes are combined with lightweight wave discs made by Galfer.
Kiska Design shaped plastics.
Multi-functional handlebar map switch.
Super compact and lightweight 495g Lithium-Ion starter battery.



SPECIFICATION

ENGINE

  • DESIGN

    1-cylinder, 4-stroke engine

  • DISPLACEMENT

    449.9 cm³

  • BORE

    95 mm

  • STROKE

    63.4 mm

  • STARTER

    Electric starter

  • TRANSMISSION

    5-speed

  • PRIMARY DRIVE

    31:76

  • SECONDARY GEAR RATIO

    13:48

  • CLUTCH

    Wet, DDS multi-disc clutch, Brembo hydraulics

  • EMS

    Keihin EMS

CHASSIS

  • FRAME DESIGN

    25CrMo4 steel central-tube frame

  • FRONT SUSPENSION

    WP-USD, AER 48, Ø 48 mm

  • REAR SUSPENSION

    WP shock absorber with linkage

  • SUSPENSION TRAVEL (FRONT)

    310 mm

  • SUSPENSION TRAVEL (REAR)

    300 mm

  • FRONT BRAKE

    Disc brake

  • REAR BRAKE

    Disc brake

  • FRONT BRAKE DISC DIAMETER

    260 mm

  • REAR BRAKE DISC DIAMETER

    220 mm

  • CHAIN

    5/8 x 1/4"

  • STEERING HEAD ANGLE

    63.9 °

  • WHEELBASE

    1485 ± 10 mm

  • GROUND CLEARANCE

    370 mm

  • SEAT HEIGHT

    960 mm

  • TANK CAPACITY (APPROX.)

    7 l

  • WEIGHT READY TO RACE (WITHOUT FUEL)

    100.6 kg