FZX 750

1989 Yamaha FZX 750 Technical Analysis & Specification Breakdown

Positioned in Yamaha's naked motorcycle lineup, the 1989 Yamaha FZX 750 relies on a 749 cc (45.7 cu in) liquid-cooled in-line four, four-stroke powerplant. In factory specification, peak output is rated at 94 HP (68.6 kW) at 9,500 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 125.5 HP per liter, the engine character is reflecting a performance-oriented street tune that balances strong mid-range pull with an energetic top-end rush.

On the scales, the FZX 750 measures 225 kg (496 lbs) wet (curb), translating to a power-to-weight ratio of 0.42 HP/kg (2.39 kg per horsepower). The 13-liter (3.4 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 216 km/h (134 mph).

Within MotoLibrary's Yamaha archive, this model family spans 3 indexed model years from 1987 to 1989, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.