Yamaha GX750 (1978-79)

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Yamaha GX 750 Sport is a motorcycle produced from 1978 to 1979. The bike has a four-stroke, transverse three-cylinder engine that has a capacity of 747cc/45.5cu-in. It has air cooling and a compression ratio of 8.5:1. The induction is Mikuni Thorex SU type BS34, and the ignition is battery point, with an electric starting system. The motorcycle delivers a maximum power of 67 hp/50 kW at 7000 rpm and a maximum torque of 6.3 kgf-m at 6500 rpm. It comes with a 5-speed transmission and a shaft final drive. The front suspension has telescopic forks while the rear suspension has dual shocks. A single disc brake is present for both the front and rear systems. The front tire is F3.25-19, and the rear tire is 4.00-18. The dry weight of the bike is 229 kg/502.6lbs, and it has a fuel capacity of 17 liters/4.5 US gal. The Yamaha GX 750 Sport motorcycle was produced for only two years, but it has a powerful, reliable engine, and it’s a high-performing motorcycle, even after all these years.

Technische Daten:

Marke Modell: Yamaha GX 750 Sport

Jahr: 1978 - 79


Motor: Viertakt, querliegender Dreizylinder. DOHC
Hubraum: 747 cm³ / 45,5 cu-in
Bohrung x Hub: 68 68,6 mm
Kühlsystem: Luftgekühlt
Verdichtungsverhältnis: 8,5:1
Ansaugung: Mikuni Thorex SU Typ BS34
Zündung: Batteriepunkt
Anfahren: Elektrisch
Max Leistung: 67 PS / 50 kW @ 7000 U/min
Max. Drehmoment: 6,3 kgf-m @ 6500 U/min
Getriebe: 5-Gang
Endantrieb: Welle
Vordere Federung: Teleskopgabel
Hintere Aufhängung: Doppelstoßdämpfer
Vordere Bremsen: Einzelne Scheibe

Hintere Bremsen: Einzelne Scheibe
Vorderreifen: F3.25-19
Hinterreifen: 4.00-18
Trockengewicht: 229 kg / 502.6 lbs
Kraftstoffkapazität: 17 Liter / 4,5 US gal

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