R18 Motorcycle Maintenance: The Complete Guide from BMW Motorrad

Maintenance BMW R18 is an essential step in preserving the performance, safety and longevity of this iconic model. Equipped with a boxer motor of 1,802 cm3, a drive shaft transmission and a careful neo-retro design, the BMW R18 combines raw power and timeless elegance.

To take full advantage of your bike over the kilometres, rigorous maintenance is essential. This complete guide accompanies you in all the operations recommended by BMW Motorrad: brake check, engine drain, drive shaft control, battery maintenance or filter replacement.

Discover all the key steps for an interview BMW R18 succeeded, and drive in complete serenity.

The R18 engine: key points

True heart of your BMW R18, the engine deserves special attention. Between the parts to be replaced and the many checkpoints, regular review is essential to ensure reliability, performance and safety on the road.

Engine oil and oil filter BMW R18

Essential to the proper functioning of the engine, the engine oil allows to lubricate, protect and cool the internal components. Regular discharge, accompanied by the replacement of the oil filter, helps to preserve the performance and longevity of the engine.

• Discharge every 10,000 km, systematically replacing the oil filter.

• Use exclusively a quality oil that complies with the brand's recommendations, such as the BMW Advantec Ultimate 15W-50 oil.

Air filter BMW R18

The air filter plays a key role in the proper functioning of the engine, ensuring a constant clean air supply necessary for optimum combustion. A cracked filter can cause power loss, overconsumption or even failure.

• Check the air filter condition every 10,000 km.

• Replace it every 20,000 km or earlier if necessary, using an original part to ensure optimal filtration.

Ignition spark plugs BMW R18

Essential elements of the ignition system, the spark plugs are directly involved in the combustion of the air/fuel mixture. Used or crushed spark plugs can cause failures, performance losses or start-up difficulties.

• Inspect spark plugs every 20,000 km, or as soon as starting problems arise.

• Replace them every 20,000 to 25,000 km, using the original spark plug BMW, approved by BMW Motorrad.

Maintenance BMW Essential R18: the braking system

True guarantee of your safety, the braking system of the BMW A18 must be followed closely. Regular control of brake pads and discs ensures that braking is effective and constant, essential for safe and controlled driving.

Brake pads – BMW R18

Natural wear and tear front brake pads and rear pads shall be closely monitored to avoid any loss of braking performance.

• Every 5,000 km, visually check the front and rear pads to detect signs of wear, cracks or irregular wear.

• Replace them every 10,000 to 20,000 km, depending on their condition and driving style.

• Always use original brake pads BMW, both front and rear, to ensure perfect compatibility and optimal braking.

Brake discs – BMW R18

Less exposed to wear than platelets front discs and rear brake discs however, it remains essential for the proper functioning of the braking system. A disc in poor condition can seriously compromise your security.

• Every 10,000 km (and every time platelets are replaced), inspect the front and rear discs looking for grooves, deformations or too low thickness.

• Replace them immediately in case of signs of wear or visible damage.

• Favour original brake discs BMW for maximum efficiency and perfect adaptation to the braking system.

Transmission of BMW R18: drive shaft and clutch

The BMW R18 has a drive shaft transmission, a common technical choice on high-cylinder motorcycles, from 1,200 cc. Cleaner and more durable than a chain, the drive shaft requires regular maintenance to ensure optimal operation.

• Every 10,000 km, visually inspect the transmission shaft, bellows and seals to detect any wear, leakage or abnormality.

• Between 20,000 and 30,000 km, drain the transmission oil to preserve the system's longevity.

• Use exclusively transmission oil BMW Motorrad, specially formulated to meet the requirements of R18.

The clutching of the BMW R18, solicited at every change of speed, naturally simmering over time. To maintain fluid and reactive driving, it is important to monitor your behaviour.

• Replace the clutch kit in case of skating, hard spot or unusual lever noise.

Maintenance of the battery BMW R18

To ensure reliable power supply and avoid any risk of failure, the battery of the BMW A18 needs special attention.

Depending on the versions, the R18 can be equipped with either an AGM battery or a maintenance-free HP Lightweight battery.

• The eTX-30 battery requires minimal maintenance thanks to its advanced design. It is recommended to check the voltage regularly and recharge it if it drops below 12.5 V, using a compatible charger BMW Motorrad.

• Clean the terminals regularly to avoid oxidation and ensure good electrical contact.

• Schedule battery replacement every 3 to 5 years, depending on use and storage conditions.

Essential consumables: essential liquids and oils BMW R18

To ensure the proper functioning and longevity of your BMW A18, some drains are essential, as are the regular control and replacement of certain liquids. Here are the consumables to watch closely:

• Engine oil : 15W-50 synthetic

• Brake fluid : ensures an efficient and healthy braking system, to be replaced every 1-2 years

For optimal compatibility and maximum protection, it is strongly recommended to use the original products BMW Motorrad, specifically formulated to meet the technical requirements of the BMW A18. Please also refer to the maintenance manual for the exact quantities to be used.

Summary of maintenance BMW R18

Cost of maintenance at BMW : a question of reliability

Maintenance of your BMW R18 is an investment in the reliability and longevity of your bike. The average cost of maintenance for a BMW varies depending on the services required and the parts to be replaced. In general, a complete overhaul can include engine oil draining, brake control, and filter replacement, ensuring optimal performance. Dealers BMW Motorrad offers maintenance packages adapted to each model, including tracking maintenance messages on the dashboard. Thanks to regular maintenance, you extend the life of your bike, ensuring safe rides and an exceptional driving experience.