Spec Sheet
The information below is specific to the Suzuki - GS 400 B 77, showing anything for service information to the amount of fork oil or even the tyre pressures. If you would like to contribute any missing information, please use the edit link below.
Back.Bike Info
CC:
400
Bike Description:
GS400X
Chassis info:
GS400XB
Service
Chain Freeplay mm:
15 - 20 mm
Engine Oil Classification API:
SE/SF
Engine Oil Grade SAE:
20W/50 or 10W40
Engine Oil quantity (litres):
2.1
Float Height:
26.3 +-1 mm
Fork oil grade:
50% ATF 50% 10W/30
Front Fork Oil cc (left leg):
160
Front Fork Oil cc (right leg):
160
Idle Speed (rpm):
1100-1300
Points Gap mm:
0.35 mm
Spark Plugs Gap (mm):
0.6-0.7
Tyre Pressure Back Bar / psi:
28 / 2.0
Tyre Pressure Back - Pillion Bar / psi:
25 / 1.75
Tyre Pressure Front Bar / psi:
25 / 1.75
Tyre Pressure Front - Pillion Bar / psi:
32 / 2.25
Valve Clearance Cold - Exhaust:
0.03-0.08 mm
Valve Clearance Cold - Inlet:
0.03-0.08 mm
Brakes
Front:
Disc
Rear:
Drum
Front Disc Size:
175 mm
Rear Drum Size:
185 mm
Dimensions
Dry Weight:
172 kg
Fuel Capacity:
14 litres
Ground Clearance:
170 mm
Height:
1110 mm
Length:
2 085 mm
Reserve Fuel Capacity:
1.5 litres
Seat Height:
790 mm
Wheelbase:
1 385 mm
Width:
840 mm
Electrics
Voltage:
12v
Battery:
YB10L-A2
Bulb-Headlight:
45/45W
Spark Plugs:
NGK B8ES
Engine
Type:
Air Cooled 4 Stroke DOHC Straight Twin
Bore x Stroke:
65.0 x 60.0 mm
Carburation:
Mikuni BS34 x 2
Carburation Main Jet:
112.5
Compression Ratio:
9,0 :1
Displacement:
398 cc
No. of Valves:
4
Pilot Screw Setting:
1.3
Red line RPM:
9000
Starting:
Electric and Kick
Transmission
Chain Number of Links:
104
Chain type:
#530
Clutch Type:
Wet Multiplate 6 steel 6 friction
Gearchange Pattern:
1n23456
Gear Ratio 1st:
2.461
Gear Ratio 2nd:
1.777
Gear Ratio 3rd:
1.380
Gear Ratio 4th:
1.125
Gear Ratio 5th:
0.961
Gear Ratio 6th:
0.851
Sprocket front:
14
Sprocket rear:
45
Transmission:
6 Speed Constant Mesh
Misc.
Frame:
Tubular Steel Double Cradle
Motorcycle Style:
ROADSTER
Power
Max Power Output:
36bhp@8500rpm
Tyres
Front:
300-18 Tubed
Rear:
350-18 Tubed
Add information to the model
All information presented on the website is given to the best of our knowledge at the given time. All information is intended to only as a guide. A major Japanese manufacturer's quote:
We reserve the right to vary our specification with or without notice, and as such time and in such manner as we think fit.