Supriya Ghosh (Editor)

GNC1

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GNC1 is the premier class in the AMA Grand National Championship for professional motorcycle flat track racing in the United States.

Contents

In GNC1, twin-cylinder motorcycles are the primary machines and will be used for Mile and Half-Mile circuits while single-cylinder motorcycles will be used for Short Track and TT events. Beginning with the 2017 season, only twin-cylinder motorcycles will be used in GNC1 competition.

Eligible engines

As of May 20, 2016

  • Aprilia
  • RSV 1000 R
  • RXV 550 / SXV 550
  • BMW F800
  • Buell Motorcycle Company
  • XB9
  • XB12
  • XB3
  • Ducati
  • Desmodue 803
  • Desmodue Evo 1100
  • Desmoquattro 748
  • Testastretta 749, 821, 848, 939
  • Harley-Davidson
  • XR-750 (race-only engine)
  • XG750
  • 883
  • XR1200
  • Honda
  • NC700X
  • RS750 (race-only engine)
  • Indian
  • Scout FTR750 (race-only engine)
  • Scout 60
  • Kawasaki
  • Ninja 650R
  • KTM
  • LC8
  • Suzuki
  • SV650
  • SV1000
  • TL1000
  • Triumph
  • Bonneville 865 (air-cooled)
  • Bonneville 900 (liquid-cooled)
  • Yamaha
  • TDM
  • FZ-07

    • Engine displacement

    550-1250cc with the following restrictions: racing-only engines (Harley-Davidson XR750, Honda RS750, and Indian Motorcycle Race 750) may not exceed 750cc, engines greater than 1000cc are restricted to air/oil cooled.

    Minimum weight

    300 pounds (136 kg) including fuel.

    Tires

    Dunlop DT3 19-inch flat track tires.

    Fuel

    Sunoco Supreme 112

    Eligible motorcycles

  • Honda CRF450R
  • Husqvarna FC450
  • Kawasaki KX450F
  • KTM 450 SX-F
  • KTM 450 XC
  • Suzuki RM-Z 450
  • Yamaha YZ450F
  • Zaeta 450DT

    • Tires

    Dunlop DT3 19-inch flat track tires.

    Fuel

    Sunoco Supreme 112

    References

    GNC1 Wikipedia
    (Text) CC BY-SA


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