Yamaha RD 400 SPECIFICATIONS, PRICE & IMAGES

Bike Features

Make Model:
Yamaha RD 400

Year:
1978 – 79

Engine:
Two stroke, parallel twin
cylinder, reed-valve torque induction

Capacity:
398 cc / 24.2 cu-in

Bore x Stroke:
64 х 62 mm

Cooling System:
Air cooled

Compression Ratio:
6.2 :1

Lubrication:
Autolube

Induction:
2x 28mm Mikuni carburetors

Ignition  :
CDI

Starting:
Kick

Max Power :
44 hp / 32.3 kW @ 7500 rpm

Max Torque:
41.1 Nm / 4.2 kgf-m @ 7000 rpm

Clutch:
Wet multiplate

Transmission  :
6 Speed

Final Drive:
Chain

Front Suspension:
Telescopic forks

Rear Suspension:
Swing arm, dual shocks

Front Brakes:
Single 267mm disc

Rear Brakes:
Single 267mm disc

Front Tyre:
3.00S-18

Rear Tyre:
3.50S-18

Dimensions:
Length  1995 mm / 78.5 in
Width      760 mm / 3.0 in
Height   1060 mm / 41.7 in

Wheelbase:
1320 mm / 51.9 in

Seat Height:
800 mm / 31.4 in

Ground Clearance:
150 mm / 5.9 in

Dry Weight:
165.5 kg / 364.8 lbs

Wet Weight:
171 kg / 376 lbs

Fuel Capacity :
16.5 Litres / 4.3 US gal

Consumption Average:
43 mpg

Standing
¼ Mile  :
14.1 sec / 90.1 mph 145 km/h

Top Speed:
106.8 mph 172 km/h