According to the service manual @ 620 miles (1,000 kilometers):
Engine oil: REPLACE
Engine oil filter cartridge: REPLACE
Tires: CHECK CONDITION, CHECK PRESSURE AND TREAD
Clutch fluid: CHECK LEVEL
Rear belt and sprocket: INSPECT
Throttle, brake, clutch controls, sidestand: INSPECT, SERVICE AS NEEDED
Brake fluid: CHECK LEVELS AND CONDITION
Electrical switches and equipment: CHECK OPERATION
Exhaust system: INSPECT FOR LEAKS, CRACKS, AND LOOSE OR MISSING FASTENERS OR HEAT SHIELDS
Cooling system: INSPECT LEVEL, CHECK CLAMPS FOR TIGHTNESS
Radiators and oil cooler fins: CLEAN
Brake system and oil lines: INSPECT FOR LEAKS
Road test: VERIFY COMPONENT AND SYSTEM FUNCTIONS
Plugs are not replaced until 12,400 miles. Never heard of replacing the gaskets. Brake and clutch are hydraulic so there are no cables, correct?