MotoService Log
BMW K75 / K100 / K1 / K1100
Example photo: Wusel007, CC BY-SA 3.0, Wikimedia Commons
BMW · BMW K-bike (K75 / K100 / K1100 1983-1999)

K75 / K100 / K1 / K1100

Library entry covers 1983-1999

26 factory 30 guideline

Published source

BMW Motorrad Maintenance schedule K75/K1/K100 (form UX-VS-2, 07.2001)

Factory factory bulletin. Covers K75/K1/K100/K100RT/LT to 1993, K100RS 2V/4V to 1993.

Open the source

56 items for a 1995 model, grouped by interval the way a factory chart is laid out.

How this bike is built (what the schedule is based on)
Engine cycle
Four-stroke
Engine lubrication
Wet sump (oil in crankcase)
Oil filtration
Replaceable cartridge or spin-on filter
Valve gear
Overhead cam, shim adjusted (incl. desmo)
Ignition
Electronic (CDI / transistor / ECU)
Charging
Alternator / stator with rectifier
Battery
Wet cell (flooded lead-acid, needs topping up)
Fuel system
Fuel injection
Cooling
Liquid cooled
Primary drive
Gear or chain inside engine, shares engine oil
Gearbox oil
Separate gearbox oil
Clutch control
Hand lever, cable
Final drive
Shaft
Front suspension
Telescopic fork
Rear suspension
Swingarm, single shock / cantilever
Front brake
Disc, hydraulic
Rear brake
Drum (or band / belt rim)
Wheels
Cast / alloy, tubeless
Sidecar
No sidecar
Maintenance schedule

1995 BMW K75 / K100 / K1 / K1100

On the road: every 200 mi

1 item
  • Check engine oil level
    Pre-ride / on the road
    Guideline

    Each fuel stop on old machines. Dry sump: check the tank hot, engine idling or just stopped, per your manual.

On the road: every 300 mi

2 items
  • Check lights, horn, brake light switches
    Pre-ride / on the road
    Guideline
  • Check tire pressures
    Pre-ride / on the road
    Guideline

On the road: every 500 mi

1 item
  • Check coolant level
    Pre-ride / on the road
    Guideline

Every 1,000 mi or 6 months

2 items
  • Adjust rear drum brake and rod / cable linkage
    Brakes
    Guideline
  • Inspect tire tread, sidewalls and date codes
    Wheels and tires
    Guideline

Every 3,000 mi or 12 months

4 items
  • Clean / inspect air filter
    Fuel and air
    Guideline

    Mesh or oiled foam: clean and re-oil. Paper: blow out or replace. Some very early machines have no filter at all.

  • Inspect fork seals, stanchions and fork boots
    Front end
    Guideline
  • Check footrests, pegs, rear brake and gear lever pivots
    Rear suspension and frame
    Guideline
  • Check wheel bearings for play
    Wheels and tires
    Guideline

Every 4,000 mi or 12 months

2 items
  • Inspect, clean and gap spark plugs
    Engine
    Guideline
  • Lubricate brake cam spindles, check linings and drums
    Brakes
    Guideline

Every 4,500 mi or 6 months

2 items
  • Change engine oil
    Engine
    Factory

    Manual: Change oil, renew oil filter element. Factory: Every 7,500 km service; short trips/below 0C: 3 months, 3,000 km. Form p.1

  • Replace oil filter
    Engine
    Factory

    Manual: Renew oil filter element. Factory: With every oil change. Form p.1

Every 4,500 mi

3 items
  • Inspect wiring, bullet connectors and ground points
    Ignition and electrics
    Factory

    Manual: Final inspection: lights, signals, warning lights. Factory: Every service column. Form p.1

  • Grease and check center / side stand and springs
    Rear suspension and frame
    Factory

    Manual: Grease side/center stand pivots. Factory: 7,500 and 15,000 km columns. Form p.1

  • Lubricate control cables and lever pivots
    Controls and cables
    Factory

    Manual: Grease clutch cable nipples. Factory: 7,500 and 15,000 km columns. Form p.1

Every 6,000 mi or 12 months

5 items
  • Check charging voltage and regulator / cut-out
    Ignition and electrics
    Guideline
  • Check final drive for leaks and bearing play
    Final drive
    Guideline
  • Check swingarm bushes for play
    Rear suspension and frame
    Guideline
  • Inspect rear shocks for leaks and damping
    Rear suspension and frame
    Guideline
  • Lubricate speedometer / tachometer cables, check drive
    Controls and cables
    Guideline

    A dry speedo cable whips the needle and eventually kills the instrument.

Every 9,000 mi or 12 months

4 items
  • Clean battery terminals, check charge and strap
    Ignition and electrics
    Factory

    Manual: Clean and grease battery posts. Factory: 15,000 km and annual. Form p.1

  • Change gearbox oil
    Primary and gearbox
    Factory

    Manual: Change oil in gearbox. Factory: 15,000 km inspection; at least once a year. Form p.1

  • Change final drive (rear drive) oil
    Final drive
    Factory

    Manual: Change oil in final drive. Factory: 15,000 km inspection; at least once a year. Form p.1

  • Change fork oil
    Front end
    Factory

    Manual: Change oil in telescopic fork. Factory: 15,000 km inspection; at least once a year. Form p.1

Every 9,000 mi

11 items
  • Check engine mounting bolts and plates
    Engine
    Factory

    Manual: Take up slack: power unit to frame, strut mounts, studs. Factory: Form p.1

  • Check valve clearances (shim adjusted)
    Engine
    Factory

    Manual: Check valve clearances. Factory: 15,000 km box marked not standard; K75 also at 1,000 km. Form p.1

  • Inspect coolant hoses and clamps
    Engine
    Factory

    Manual: Check hose clips on fuel and cooling system. Factory: Also coolant level. Form p.1

  • Replace spark plugs
    Engine
    Factory

    Manual: Renew spark plugs. Factory: Form p.1

  • Check throttle cable(s) free play and return
    Fuel and air
    Factory

    Manual: Check throttle and choke cable free travel. Factory: Form p.1

  • Replace air filter element
    Fuel and air
    Factory

    Manual: Renew intake air cleaner element. Factory: Marked not standard; dusty conditions every 10,000 km. Form p.1

  • Adjust clutch free play, lubricate cable and lever pivot
    Primary and gearbox
    Factory

    Manual: Check clutch operating clearance. Factory: Form p.1

  • Check steering head bearing adjustment
    Front end
    Factory

    Manual: Check steering head bearing play. Factory: Form p.1

  • Check brake pads and discs
    Brakes
    Factory

    Manual: Check brake pads and discs for wear. Factory: ABS models also every 7,500 km. Form p.1

  • Inspect brake hoses; replace old rubber
    Brakes
    Factory

    Manual: Check brake connections and lines. Factory: Also fluid level. Form p.1

  • Rebuild calipers and master cylinders (seals)
    Brakes
    Factory

    Manual: Check brake calipers operation/leaks. Factory: Repair/renew if necessary. Form p.1

Every 10,000 mi or 2 years

1 item
  • Compression test (or leak-down)
    Engine
    Guideline

Every 12,000 mi or 2 years

3 items
  • Synchronize throttle bodies
    Fuel and air
    Guideline
  • Clean and grease rear suspension linkage
    Rear suspension and frame
    Guideline
  • Grease swingarm pivot
    Rear suspension and frame
    Guideline

Every 15,000 mi

1 item
  • Replace brake linings / skim drums (wear based)
    Brakes
    Guideline

Every 18,000 mi

1 item
  • Repack / replace steering head bearings
    Front end
    Factory

    Manual: Grease twistgrip and steering head bearings. Factory: Severe operating conditions recommendation. Form p.1

Every 20,000 mi or 4 years

2 items
  • Lubricate drive shaft splines / check U-joint
    Final drive
    Guideline
  • Repack / replace wheel bearings
    Wheels and tires
    Guideline

    Cup-and-cone and taper roller hubs need periodic repacking and adjustment.

Every 24,000 mi

1 item
  • Replace fuel filter
    Fuel and air
    Factory

    Manual: Renew fuel filter element. Factory: Poor-quality fuel: every 20,000 km. Form p.1

Every 25,000 mi or 6 years

1 item
  • Replace swingarm bushes / bearings
    Rear suspension and frame
    Guideline

Every 30,000 mi or 6 years

1 item
  • Rebuild forks: seals, bushes, springs
    Front end
    Guideline

Every 36,000 mi

1 item
  • Renew lining on chain tensioner rail
    Final drive
    Factory

    Factory: All K models. Form p.1

Every 3 months

1 item
  • Check battery electrolyte, top up with distilled water
    Ignition and electrics
    Factory

    Manual: Check battery acid level. Factory: At least every 3 months. Form p.1

Every 12 months

2 items
  • Replace brake fluid
    Brakes
    Factory

    Manual: Renew brake fluid. Factory: At least once a year. Form p.1

  • Check speedometer / odometer against a known distance
    Controls and cables
    Guideline

    Old speedos drift with tire size and drive wear. Use phone GPS over a measured 10 miles / km.

Every 2 years

2 items
  • Replace coolant
    Engine
    Factory

    Manual: Renew coolant. Factory: At least every 2 years, annual service column. Form p.1

  • Inspect frame, welds and lugs for cracks
    Rear suspension and frame
    Guideline

Every 4 years

1 item
  • Replace fuel lines
    Fuel and air
    Guideline

    Old rubber and modern ethanol fuel do not mix well.

Every 6 years

1 item
  • Replace tires on age (regardless of tread)
    Wheels and tires
    Guideline

Guideline lines: Intervals here are general guidelines for the machine's era and layout, compiled for this app. They are not factory manual figures. Check your workshop manual, and edit any interval in the bike's Schedule tab.

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