1980 Kawasaki Z 550 LTD Technical Analysis & Specification Breakdown
Engineered by Kawasaki for the sport touring motorcycle segment, the 1980 Kawasaki Z 550 LTD utilizes a 553 cc (33.7 cu in) air-cooled in-line four, four-stroke layout. In factory specification, peak output is rated at 50 HP (36.5 kW) at 8,500 rpm while maximum torque reaches 41 Nm (30.2 lb-ft) at 7,000 rpm, transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 90.4 HP per liter and a 1,500 rpm working window between peak torque (7,000 rpm) and peak power (8,500 rpm), the engine character is indicating a tractable, stress-free state of tune focused on everyday usability and broad torque delivery.
On the scales, the Z 550 LTD measures 211 kg (465 lbs) wet (curb), translating to a power-to-weight ratio of 0.24 HP/kg (4.22 kg per horsepower). Rider ergonomics and chassis geometry center around a 1,450 mm (57.1 in) wheelbase engineered for balanced agility and highway composure. The 13-liter (3.4 US gal) fuel tank supports practical everyday commuting and weekend road stints, while factory top speed is listed at 178 km/h (111 mph).
Within MotoLibrary's Kawasaki archive, this model family spans 3 indexed model years from 1980 to 1983, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.
Specific Output
90.4 HP/L
Power-to-Weight
0.24 HP/kg (4.22 kg/HP)
Power Band Window
7,000–8,500 rpm
Engine
Displacement553.0 ccm (33.74 cubic inches)
Engine TypeIn-line four, four-stroke
Engine DetailsIn-line four, four-stroke
Power50.0 HP (36.5 kW)) @ 8500 RPM
Torque41.0 Nm (4.2 kgf-m or 30.2 ft.lbs) @ 7000 RPM
Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.
Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
