The Yamaha XJ600 is a motorcycle manufactured by Yamaha. It is a relatively light motorcycle with top half fairing and around 72 bhp (54 kW). The XJ600 was built from 1984 until 1991, when it was replaced with the Yamaha Diversion/Seca II. In North America, the bike was sold as the FJ600. The 1984 Yamaha XJ600 and FJ600 were notable for being the first Japanese inline-4 motorcycles with a displacement of 600cc.^[1] They are also one of the first inline-4 motorcycles to use mono-shock rear suspension. Note: 2 years after the 1982 Kawasaki GPz550 Unitrak

XJ600

Manufacturer	Yamaha
Also called	Yamaha FJ600
Production	1984-1991
Successor	Yamaha Diversion/Seca II
Class	Standard
Engine	598 c.c, air-cooled, DOHC inline-4
Power	72 hp / 52.6 kW
Transmission	6-speed
Suspension	telescopic forks mono-shock rear
Brakes	Front: dual disc Rear: disc
Tires	Front: 90/90-18, Rear:110/90-18
Weight	467 lbs / 212 kg (wet)
Fuel capacity	5.3 gallons / 20 liters
Related	Yamaha XJ900