1972 Kawasaki Z1 900

1972 Kawasaki Z1 900

The 1972 1972 Kawasaki Z1 900 is a 903cc four-cylinder standard motorcycle that became one of Kawasaki's most memorable motorcycles of the 1970s.

Specifications

Engine

Type
DOHC inline-4
Displacement
903 cc
Cylinders
4
Power
82 hp @ 8500 rpm
Torque
73.0 Nm
Compression
Bore × Stroke
66.0 × 66.0 mm
Cooling
Air-cooled
Fuel System
4x Mikuni carburetors

Chassis & Transmission

Frame
Steel double cradle
Front Suspension
Telescopic fork
Rear Suspension
Twin shock
Front Brake
Single disc
Rear Brake
Drum
Front Tyre
Rear Tyre
Transmission
5-speed
Final Drive
Chain

Performance

Top Speed
210 km/h (130 mph)
¼ Mile

Dimensions & Weight

Dry Weight
230 kg (507 lbs)
Wet Weight
250 kg (551 lbs)
Seat Height
820 mm
Wheelbase
1490 mm
Ground Clearance
Fuel Capacity
18.0 L

History & Story

Kawasaki's 1972 Kawasaki Z1 900 arrived in 1972 as a standard motorcycle designed for the discerning rider. Produced in Japan, it quickly earned recognition as a capable standard motorcycle from the 1970s.

Powering the 1972 Kawasaki Z1 900 is a 903cc DOHC inline-4 producing 82hp. This four-cylinder engine uses air-cooled cooling and draws fuel through 4x Mikuni carburetors. A 5-speed gearbox sends power via chain final drive to the rear wheel.

Built around a steel double cradle frame, the 1972 Kawasaki Z1 900 suspends its 230 kg (507 lbs) on telescopic fork forks and twin shock rear units. Braking relies on single disc at the front and drum at the rear, with a 1490 mm wheelbase providing stability.

Performance-wise, the 1972 Kawasaki Z1 900 achieves a claimed top speed of 210 km/h (130 mph). With a generous fuel capacity of 18.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 820 mm makes it comfortable for most riders.

Today, the 1972 Kawasaki Z1 900 is considered a highly sought-after classic that commands strong prices among collectors worldwide. Parts availability is rated as good, making ownership relatively straightforward. It remains an icon of Kawasaki motorcycling from 1970s.

Known Issues

  • Cam chain issues on high-mileage engines
  • Oil leaks from gaskets and seals
  • Electrical system gremlins

Fun Facts

  • Pristine examples of the 1972 Kawasaki Z1 900 can command six-figure prices at auction
  • The 1972 Kawasaki Z1 900 is considered one of the most collectible motorcycles from Kawasaki
  • The 1972 Kawasaki Z1 900 is widely regarded as a milestone in motorcycle history

Collector Information

Parts Availability
Good
Collector Rating
9/10

Resources & Parts