1982 Yamaha XJ900 Seca

1982 Yamaha XJ900 Seca

Introduced in 1982, the 1982 Yamaha XJ900 Seca features a 853cc DOHC inline-4 engine producing 88hp, establishing itself as a notable standard motorcycle.

Specifications

Engine

Type
DOHC inline-4
Displacement
853 cc
Cylinders
4
Power
88 hp @ 8500 rpm
Torque
74.0 Nm
Compression
Bore × Stroke
68.5 × 58.0 mm
Cooling
Air-cooled
Fuel System
4x Mikuni carburetors

Chassis & Transmission

Frame
Steel double cradle
Front Suspension
Air-assisted fork
Rear Suspension
Monoshock
Front Brake
Dual disc
Rear Brake
Single disc
Front Tyre
Rear Tyre
Transmission
5-speed
Final Drive
Shaft

Performance

Top Speed
210 km/h (130 mph)
¼ Mile

Dimensions & Weight

Dry Weight
230 kg (507 lbs)
Wet Weight
248 kg (547 lbs)
Seat Height
810 mm
Wheelbase
1490 mm
Ground Clearance
Fuel Capacity
20.0 L

History & Story

When Yamaha unveiled the 1982 Yamaha XJ900 Seca in 1982, it signaled the company's commitment to the standard motorcycle segment. Built in Japan, this standard motorcycle embodied the spirit of 1980s motorcycling.

The 1982 Yamaha XJ900 Seca is motivated by a 853cc DOHC inline-4 four-cylinder unit delivering 88hp at 8500 rpm. Breathing through 4x Mikuni carburetors and kept cool by air-cooled, the engine drives through a 5-speed transmission with shaft final drive.

The chassis employs a steel double cradle frame with air-assisted fork up front and monoshock at the rear. Stopping power comes from dual disc front and single disc rear brakes. Tipping the scales at 230 kg (507 lbs) dry, the 1982 Yamaha XJ900 Seca offers a manageable riding experience with a 1490 mm wheelbase.

Performance-wise, the 1982 Yamaha XJ900 Seca achieves a claimed top speed of 210 km/h (130 mph). With a generous fuel capacity of 20.0 liters, it offers reasonable range for standard motorcycle duties. The seat height of 810 mm makes it comfortable for most riders.

Known Issues

  • Charging system rotor failures on early models
  • Speedometer gear wear

Fun Facts

  • The 1982 Yamaha XJ900 Seca was produced in Yamaha's Japan facilities
  • The 1982 Yamaha XJ900 Seca featured a steel double cradle frame typical of 1980s design philosophy

Collector Information

Parts Availability
Good
Collector Rating
4/10

Resources & Parts