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Important information
Regular maintenance is a must for a reliable and good motorcycle. Under normal driving conditions you can do the service a few hundred km sooner or later.
Subsequent you will find technical data as well as maintenance and service information.
We make no claim to completeness or accuracy of all data, these are only for your information.

Spares for BMW R12nineT, R12, R12S & R12G/S

Technical data

Model BMW R12nineT
Volume (ccm) 1170
Cylinders 2
Power (HP) 109
Power (KW) 80
Weight (kg) 220
Seat height (mm) 795
Idle speed (R/Min) 1150 ± 50
Injection Injection
Tyre pressure front (bar) 2,5
Tyre pressure rear (bar) 2,7 (2,9)
Spark plug 1 NGK MAR8AI-10DS
Spark Plug 1 -
Standpipe 45mm USD fork
Drive Cardan
Fork oil per rod -
Engine Oil Without Filter SAE 15W-50 API SJ
Engine Oil With Filter 3,95 L
Gearbox Oil -
Break Fluid DOT 4
Final Drive Oil 70W-80 GL-5 hypoid
Fuel tank volume 16 L
Coolant air-/oil-cooled

6.000 miles (10.000 km) service (30.000 km / 50.000 km):

Performing vehicle test with BMW Motorrad diagnostic system
Oil change, engine, with filter (annually, or every 10,000km)
Checking valve clearance
Drain the condensate from the intake silencer
Oil change, rear wheel drive (every 2 years or every 20,000km)
Changing fluid in telescopic forks (every 30,000 km)
Visual inspection and lubrication of the cardan shaft (every 30,000 km)
Gearbox-oil change (first time after 1 year, then every 2 years or 40,000 km)
Visual inspection of the hydraulic clutch system
Checking front brake pads and brake discs for wear
Checking brake-fluid level, front brakes
Checking rear brake discs and brake pads for wear
Checking brake-fluid level, rear brakes
Change front and rear brake fluid (first time after 1 year, then every 2 years)
Visual inspection of the brake pipes, brake hoses and connections
Checking tire pressures and tread depth
Checking spoke tension, adjusting if necessary
Checking ease of movement of side stand
Checking steering-head bearing
Check lighting and signaling system
Function test of engine start suppression
Final inspection and check of roadworthiness
Setting service-due date and service countdown distance
Checking battery charge state
Confirming BMW Service in on-board documentation

12.000 miles (20.000km) service (40.000 km / 60.000 km):

Performing vehicle test with BMW Motorrad diagnostic system
Oil change, engine, with filter (annually, or every 10,000km)
Checking valve clearance
Drain the condensate from the intake silencer
Replace all spark plugs (every 20.000 km)
Replace air filter cartridge (every 20,000 km)
Oil change, rear wheel drive (every 2 years or every 20,000km)
Gearbox-oil change (first time after 1 year, then every 2 years or 40,000 km)
Replace belt for generator (every 6 years or every 40,000 km)
Replace cardan shaft (every 80,000 km)
Checking coolant level
Visual inspection of the hydraulic clutch system
Checking front brake pads and brake discs for wear
Checking brake-fluid level, front brakes
Checking rear brake discs and brake pads for wear
Checking brake-fluid level, rear brakes
Change front and rear brake fluid (first time after 1 year, then every 2 years)
Visual inspection of the brake pipes, brake hoses and connections
Checking tire pressures and tread depth
Checking spoke tension, adjusting if necessary
Checking ease of movement of side stand
Checking steering-head bearing
Check lighting and signaling system
Function test of engine start suppression
Final inspection and check of roadworthiness
Setting service-due date and service countdown distance
Checking battery charge state
Confirming BMW Service in on-board documentation

Maintenance Intervals / Service Schedule / Customer Service for the BMW R12nineT, R12, R12S & R12G/S

Well maintained lasts longer: on this page you will find consolidated information about maintenance intervals, service schedules and customer service for the BMW R12nineT, R12, R12S and R12G/S – plus matching service-parts kits from Hornig for quick, safe servicing at home or in the workshop. The basis are the BMW specifications from the owner's manuals with regular time/mileage intervals (annually/10,000 km as well as further 20,000–30,000–40,000 km steps etc.).

 

Maintenance Intervals at a Glance

  • Break-in check: an early inspection after short running (approx. 1,000 km) (first inspection according to the manual).
  • Regular service: annually or about every 10,000 km – including engine oil and filter, visual/function checks, service reset.
  • Extended every 2 years / 20,000 km (model dependent): e.g. additional fluids/filters, spark plugs according to the schedule.
  • Long-term milestones up to 40,000 km (model dependent): more in-depth inspections/changes according to the maintenance table.

Note: Always refer to the exact contents and intervals in the owner’s manual for your model (R12nineT, R12, R12S, R12G/S). Riding profile and use (short trips, dusty conditions, heavy loads) may make earlier checks advisable.

 

Typical Tasks in the BMW Service Schedule

  • Engine oil & filter (regularly according to annual/km interval)
  • Valve clearance check as specified and periodic replacement of spark plugs
  • Air filter inspect/replace, brake fluid renewed at specified intervals
  • Drive / final drive (cardan) and other fluids as per schedule
  • Visual & functional checks: tyres, brakes, steering, lighting, electrics and more

The items listed above are part of the BMW maintenance tables with defined periodicities (e.g. annually/10,000 km, every 2 years/20,000 km and extended long-term intervals).

 

Service Parts & Kits from Hornig

Hornig offers tailored service products for R12nineT, R12, as well as R12S and R12G/S – from oil and air filters to seals and O-rings, spark plugs and brake fluid. This gives you high-quality components in OEM quality that efficiently cover the BMW requirements for your service.

 

Buying Guide: How to Find the Right Service Package

  • Check model & year: note R12nineT, R12, R12S or R12G/S as well as production year/variant (information in the product description).
  • Choose the interval: annual/10,000 km service vs. 20,000/40,000 km scope – base your choice on the odometer, the service indicator and the manual recommendations.
  • Consider the usage profile: lots of short trips/dust → change filters earlier; long trips/holidays → plan service in good time.
  • Workshop or DIY: many tasks can be done with standard tools; safety-relevant work (e.g. brakes) should be left to professionals.

 

Practical Tips

  • Keep an eye on the service display: the cockpit reminds you of due services based on time/km; the indicator is reset after service.
  • Observe torque settings & specifications: follow the values from the owner’s manual and use the recommended fluids/oils.
  • Documentation: record work in the service book – this can protect warranty claims and preserve resale value.

 

FAQ – Frequently Asked Questions

What intervals apply to the R12 family?

BMW generally schedules annual or 10,000 km (e.g. 30.000km / 50.000km / 70.000km / 90.000km etc.) services plus additional milestones (e.g. 20,000 km / 40,000 km / 60,000 km/ 80,000 km/ 100,000 km etc.). Details vary by model and configuration – please consult the owner’s manual.

Can I carry out the maintenance myself?

Basic tasks (oil/filter change etc.) are possible with the right know-how. For safety-relevant or complex work we recommend professional workshops. Always follow the BMW specifications.

Do R12nineT and R12 differ?

Both use the air-/oil-cooled boxer engine; the maintenance logic is similar – consult the specific model manual for exact intervals and tasks.

 

Put the Service Plan into Practice & Order Service Parts

Keep the maintenance intervals for your BMW R12nineT, R12, R12S & R12G/S consistently to ensure performance, reliability and value retention. With the precisely matched maintenance and service parts from Hornig you can carry out customer service efficiently, cleanly and in a model-appropriate way – from the annual inspection to the major service.