High-capacity starter motor is compact, yet offers high-output to help ensure quick and reliable starts under all conditions
Lightweight battery is located beneath the seat and behind the airbox for optimum mass centralization
Having both electric and kick starters means the KLX450 can be quickly restarted if the engine stalls during an event
Features highly reliable auto-decompression system; the dual-weight centrifugal decompression system fitted to the exhaust cam eases starting, and its simple construction helps to ensure reliability
Wide-Ratio Five-Speed Transmission
The wide-ratio 5-speed transmission features ratios selected specially for off-road racing
The transmission's gears are designed for high durability
Ball bearing shift lever for smoother shifting
Ratchet-type shift mechanism for smoother shifting and a more positive feel
Lightweight all-aluminum perimeter frame - straight from the KX450F - is a composite structure comprising forged, extruded and cast components
The slim profile of the KLX450R frame, two-piece radiator shrouds that leave the upper frame spars exposed, and careful design of the remaining bodywork make the KLX450R feel light and narrow beneath the rider
Aluminum skid plate
Fork tuning is optimized for light, easy handling characteristics
Kayaba AOS (Air-Oil-Separate) fork keeps oil and air in separate chambers for stable damping performance during long motos
Large front fork damper cartridges offer a more progressive and plush action
Low-friction fork seals help reduce stiction
New Uni-Trak rear suspension system mounts the suspension arm below the swingarm, allowing a longer rear suspension stroke.
The rear shock features dual compression adjustability, allowing high-speed and low-speed damping to be tuned separately
Alloy swingarm uses cast front section, tapered hydroformed spars and forged chain pullers; the tapered spars are shaped to match the balance of flex and rigidity required of the aluminum frame.
Sprocket style chain roller reduces drive lash