Suzuki GW250 User Manual

10-8 SERVICING INFORMATION
Complaint Symptom and possible causes Remedy
Dirty or heavy
exhaust smoke
1. Too much engine oil in the engine
2. Worn piston rings or cylinders
3. Worn valve guides
4. Scored or scuffed cylinder walls
5. Worn valves stems
6. Defective stem oil seal
7. Worn oil ring side rails
Check with inspection
window, drain out excess
oil.
Replace.
Replace.
Replace.
Replace.
Replace.
Replace.
Slipping clutch 1. Weakened clutch springs
2. Worn or distorted pressure plate
3. Distorted clutch plates
4. Clutch release screw out of adjustment
Replace.
Replace.
Replace.
Adjust.
Dragging clutch 1. Some clutch spring weakened while others
are not
2. Distorted pressure plate or clutch plates
3. Clutch release screw out of adjustment
Replace.
Replace.
Adjust.
Transmission will
not shift
1. Broken gearshift cam
2. Distorted gearshift forks
3. Worn gearshift pawl
Replace.
Replace.
Replace.
Transmission will
not shift back
1. Broken return spring on shift shaft
2. Rubbing or stickily shift shaft
3. Distorted or worn gearshift forks
Replace.
Repair or replace.
Replace.
Transmission jumps
out of gear
1. Worn shifting gears on driveshaft or
countershaft
2. Distorted or worn gearshift forks
3. Weakened stopper spring on gearshift stopper
4. Worn gearshift cam stopper plate
Replace.
Replace.
Replace.
Replace.

Suzuki GW250 Specifications

General

Engine Type	4-stroke, 2-cylinder, liquid-cooled, SOHC
Displacement	248 cc
Bore x Stroke	53.5 mm x 55.2 mm
Compression Ratio	11.5:1
Fuel System	Fuel injection
Ignition	Electronic ignition (Transistorized)
Starter	Electric
Transmission	6-speed constant mesh
Final Drive	Chain
Front Suspension	Telescopic, coil spring, oil damped
Rear Suspension	Swingarm type, coil spring, oil damped
Front Tire	110/80-17M/C 57H, tubeless
Rear Tire	140/70-17M/C 66H, tubeless
Curb Mass	183 kg (403 lbs)
Front Brakes	Single disc
Rear Brakes	Single disc
Fuel Tank Capacity	13.3 liters
Overall Width	760 mm
Overall Height	1, 075 mm
Wheelbase	1, 430 mm
Ground Clearance	165 mm (6.5 in)
Seat Height	780 mm (30.7 in)
Overall Length	2, 145mm (84.4 inches)