The following guide is for the C650GT built from 09/2015 - 08/2020

Model information

SAE 15W-50 API SJ

Capacity 3.1 litres

75W-90 GL-5

Capacity 250 mls

BMW synthetic OSP

DOT 4

BMW type 2 fluid

Coolant/antifreeze, with anti-corrosion agent 1:1 mix

Inlet 0.18 > 0.23 mm

Exhaust 0.28 > 0.33 mm

Measurements taken when cold

L X W X D 5.875" x  3.4375" x 5.75"

12v 12Ah

Front 120/70 R 15

Rear 160/60 R 15

Headlight H7 x 2

Maintenance schedule


- Change the engine oil and fit a new oil filter

- Check and adjust the valve clearances

- Check the operation of the clutch system

- Check the operation of the brake system

- Check throttle cable operation and freeplay

- Check spoke tension - wire spoked wheels

- Check and lubricate the stand pivots

- Check the side stand and starter circuit

- Check throttle synchronisation

- Check battery condition

- Fit a new air filter

- Bleed / test the ABS (only carried out by a BMW dealer)     

- Fit new spark plugs

- Fit a new alternator belt

- Change oil in final drive / gearbox

- Change the brake fluid

- Check the tightness of all nuts and bolts

- Check the condition of wheels, wheel bearings and tyres

- Check front and rear suspension units

The information provided is for guidance only. While every effort is made to provide the correct information, errors may occur.

We do not take responsibility if a mistake is made following incorrect information provided on this guide.

If you do not own the correct tools or have the necessary experience, entrust the job to someone who is qualified.

Motorworks supply the correct parts, tools and consumables to help you carry out servicing work on your BMW.

Contact us here or call our sales team on 01484 353600 if you need any assistance and we will be happy to help!

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