Motorcycle Maintenance and Oil Information for 1999 Hyosung Grand Prix 125
For the 1999 Hyosung Grand Prix 125, the product catalog provides a starting point when choosing a lubricant. Before servicing the engine, verify the complete manufacturer specification and the procedure used to check the final oil level.
What type of oil does a 1999 Hyosung Grand Prix 125 take?
The product matches for this motorcycle include Formula 4-Stroke Synthetic Scooter Oil. The catalog does not establish a specific viscosity or the full manufacturer oil specification for this application; verify both with model-specific service instructions.
What is the engine oil capacity for a 1999 Hyosung Grand Prix 125?
The listed engine-oil capacity for this vehicle is 1.06 quarts.

