BMW R 18 Classic 2021 Rider's Manual

To maintain the shaft drive, regularly inspect it for leaks and ensure the oil level is adequate. Change the shaft drive oil every 12,000 miles or as specified in the owner's manual.
The recommended tire pressure for the BMW R 18 Classic 2021 is typically 36 psi for the front tire and 42 psi for the rear tire. Always refer to the owner's manual for confirmation.
If your engine won't start, check the battery charge, ensure the kill switch is in the correct position, and verify there is fuel in the tank. If the problem persists, consult a professional mechanic.
Use SAE 15W-50 synthetic motorcycle oil. It is recommended to change the oil every 6,000 miles or once a year. Always refer to the owner's manual for specific details.
To adjust the suspension, refer to the owner's manual for the recommended settings. Use the adjustable knobs on the shocks to set the preload, rebound, and compression according to your weight and riding style.
If the ABS warning light stays on, check the ABS sensor and wiring for damage. If no issues are found, perform an ABS diagnostic check with a compatible diagnostic tool, or visit a BMW service center.
To improve fuel efficiency, ensure the tires are properly inflated, perform regular maintenance, avoid aggressive acceleration and braking, and use high-quality fuel.
The recommended brake fluid for the BMW R 18 Classic is DOT 4. Ensure to check the brake fluid level regularly and replace it every two years or as specified in the owner's manual.
To replace the air filter, remove the seat, then the air filter cover, and take out the old filter. Install the new filter, ensuring it's seated properly, then reattach the cover and seat.
If the engine overheats, stop riding immediately and let it cool down. Check the coolant level and for any leaks. If the problem persists, consult a professional mechanic.