Spec Sheet
The information below is specific to the Suzuki - GS 850 GX 81, 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:
850
Service
Engine Oil Grade SAE:
10w/40
Engine Oil quantity (litres):
3.6 litres
Fork oil grade:
10w
Points Gap mm:
0.3 - 0.4mm
Spark Plugs Gap (mm):
0.6 - 0.8mm
Transmission oil:
SAE 90
Tyre Pressure Back Bar / psi:
28
Tyre Pressure Back - Pillion Bar / psi:
32
Tyre Pressure Front Bar / psi:
25
Tyre Pressure Front - Pillion Bar / psi:
25
Valve Clearance Cold - Exhaust:
0.03-0.08mm
Valve Clearance Cold - Inlet:
0.03-0.08mm
Brakes
Front:
Twin Disc
Rear:
Disc
Front-Pistons-per-caliper:
twin-hydraulic disc
Rear-Pistons-per-caliper:
single-hydraulic disc
Dimensions
Dry Weight:
253 kilos
Fuel Capacity:
22 litres
Ground Clearance:
160 mm
Length:
2230 mm
Seat Height:
838 mm
Wheelbase:
1524 mm
Width:
737mm
Electrics
Voltage:
12v
Bulb-Headlight:
60/55 watt
Charging System:
crankshaft 3-phase alternator and regulator
Ignition:
magnetically induced pointless electronic
Ignition Timing:
37-BTDC (fully advanced) above 2,500rpm
Spark Plugs:
NGK B8ES
Engine
Type:
Air Cooled 4 Stroke DOHC Inline Four
Bore x Stroke:
69.0 x 56.4 mm
Carburation:
4-mikuni BS3255 -32mm c/v
Compression Ratio:
8.8:1
Displacement:
843 cc
Lubrication System:
wet-sump
No. of Valves:
8
Starting:
electric and kick start
Transmission
Clutch Type:
5-speed constant mesh
Final Drive:
Shaft
Gear Ratio 1st:
14.6:1
Gear Ratio 2nd:
10.4:1
Gear Ratio 3rd:
8.04:1
Gear Ratio 4th:
6.55:1
Gear Ratio 5th:
5.6:1
Transmission:
5 Speed
Misc.
Frame:
full cradle with twin down tubes and triangulated rear sub frame
Motorcycle Style:
ROADSTER
Power
Fuel Consumption:
average (42 mpg)
Max Torque:
at-7,500 rpm
Top Speed:
125 mph
Suspension
Front:
tele-forks with adjustable air assisted helical steel springs and adjustable hydraulic damping
Rear:
pivoted fork with air assised helical steel springs adjustable for preload, and adjustable hydraulic damping
Tyres
Front:
100/90-H19 Tubeless
Rear:
130/90-V17 Tubeless
Wheels
Front:
19 inch alloy
Rear:
17 inch alloy
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.