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With the new generation of the 350 SX-F the success story can go on. The dominance with which this machine has won one world championship title after the other is unparalleled. In his first year as KTM factory rider, Antonio "Tony" Cairoli already managed to win the 2010 MX1 World Championship with just 350cc. Ever since, the Red Bull athlete from Sicily dominated the competition in his class at will. The results are five consecutive World Championship titles, won with ease in the top tier of MXGP by Cairoli and the KTM 350 SX-F. Almost as much power as a 450, but the agility of a 250 – the basic idea is easily summarized. A concept that has been successful from the start.
For MY2016 everything is new: Chassis, suspension, bodywork and a more powerful fuel injected engine. The all-new 350 SX-F is even faster also due to an overall weight reduction of 6.8 pounds. An essential point in the new construction was to create even more compact dimensions in order to achieve a more effective centralization of mass for improved rideability.
This combination of low weight, playful agility and a high-revving engine will be again the right machine for Cairoli to defend his title in the new season, since the 350 SX-F provides the ideal characteristics for pros and amateurs alike.

ENGINE

  • The DOHC engine of the 350 SX-F features a completely new construction in order to make it even more compact and powerful.
  • New engine cases redesigned to centralize the rotating mass of the crankshaft and clutch while reducing overall length and weight
  • Completely reworked Keihin Engine Management System with new 44mm throttle body featuring a lightweight direct-connect design
  • New electronic Launch Control for efficient starts and multiple engine maps to control the overall power delivery
  • New cylinder head combustion chamber geometry, optimized ports, new camshafts, new timing, new finger followers and new valve springs for improved power and reduced weight
  • New lightweight forged bridged box-type piston by CP, new shorter connecting rod mated to a new shorter, stiffer crankshaft contribute to a light engine feel and strong power delivery
  • New 5-speed transmission features wider gears with a new surface treatment on the 2nd, 3rd and 4th gears along with a special low-friction coating on the shift forks to provide precise and easy shifting
  • New "No Dirt" shift lever prevents dirt from fouling the lever joint to ensure proper shifting in any condition
  • New CSS (Coil Spring Steel) one-piece clutch that has been completely redesigned for improved oil supply for better cooling, durability and lighter weight
  • New super-compact and lightweight 1.1lb Lithium-Ion starter battery
  • New WP flow optimized radiator design features a substantial improvement in engine cooling
  • New exhaust header and new lightweight silencer are both designed to increase power and contribute to mass centralization

CHASSIS

  • New lighter Chromoly steel frame provides 20% higher torsional rigidity with 30% less longitudinal stiffness resulting in improved handling and energy absorption
  • New smaller, lighter subframe design made with new aluminum profiles
  • New lighter swingarm features a revised internal structure to match the new frame characteristics
  • New lighter "No Dirt" footpeg design that provides a larger surface area and features a "scraper" to reduce dirt build-up in the hinge
  • New CNC machined upper triple clamp featuring a rubber damping system for the new Neken handlebar and ODI lock-on grips
  • The advanced WP 4CS (Four Chamber System) Fork has been specifically designed for Motocross and features revised damping settings optimized for the new chassis
  • New generation WP shock has been developed in conjunction with the new frame and swingarm architecture including a new linkage/pullrod system
  • Super lightweight Galfer Wave rotors, CNC machined hubs, high-end Excel rims fitted with Dunlop GEOMAX MX32 tires are standard equipment
  • New airbox and airfilter design offers maximum protection for the engine while ensuring maximum airflow and providing quick "no tools"
    airfilter changes
  • New ergonomics and bodywork centralize mass, improve handling and rider comfort

SPECIFICATIONS
Engine Type: Single Cylinder, 4-Stroke
Displacement: 349.7cc
Bore / Stroke: 88.0 / 57.5 mm
Compression Ratio: 14.0:1
Starter/Battery: Electric Starter / 12V, 3Ah
Transmission: 5 Gears
Fuel System: Keihin EFI, 44mm Throttle Body
Lubrication: Pressure lubrication with 2 oil pumps
Primary Ratio: 24:73
Final Drive: 14:50
Cooling: Liquid Cooling
Clutch: Wet Multi-Disc CSS-Clutch, Brembo Hydraulics
Ignition: Keihin EMS
Frame: Central Double-Cradle Type 25CrMo4 Steel
Subframe: Aluminum
Handlebar: Neken, Aluminum Ø 28/22mm
Front Suspension: WP Suspension USD 4860 MXMA 4CS
Rear Suspension: WP Monoshock 5018 BAVP DCC with Linkage
Suspension Travel Front/Rear: 300 mm/11.81 in; 300 mm/11.81 in
Front/Rear Brakes: Disc Brake 260 mm/10.24 in; 220 mm/8.66 in
Front/Rear Rims: 1.60x 21, 2.15 x 19 Excel
Front/Rear Tires: 80/100-21"; 110/90-19" Dunlop MX32
Chain: 5/8 x 1/4 in
Silencer: Aluminum
Steering Head Angle: 26.1º
Triple Clamp Offset: 22 mm
Wheelbase: 1,485mm ± 10 mm / 58.5 ± 0.4 in
Ground Clearance: 370mm / 14.6 in
Seat Height: 960 mm / 37.8 in
Tank Capacity, Approx: 7.2L / 1.9 gal
Weight (without fuel), Approx: 101.4 kg / 223.5 lbs

Credit
KTM USA
First Look: 2016 U.S. KTM SX Models
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