Triumph Thunderbird Commander Maintenance Schedule

This is the maintenance schedule with associated service intervals for the Triumph Thunderbird Commander motorcycles.
It’s very similar to those for other motorcycles with similar engines in the Triumph Thunderbird LT
This maintenance schedule applies to the following model:
- 2014 Thunderbird Commander
- 2015 Thunderbird Commander
- 2016 Thunderbird Commander
- 2017 Thunderbird Commander
- 2018 Thunderbird Commander
Maintenance Schedule for Triumph Thunderbird Commander
The following is the list of maintenance operations and to be done on this motorcycle with a distance or time interval — whichever comes earlier.
There are two kinds of service interval: every a) distance or b) time period. In each case, it’s the earlier of the two that’s most important.
Part of the below table includes checks you should do every day.
Operation Description | Every | 500 (800) 1 month | Year | 6,000 and 18,000 (10,000 and 30,000) | 12,000 (20,000) | 24,000 (40,000) |
Engine – check for leaks | Day | • | • | • | • | • |
Engine oil – renew | – | • | • | • | • | • |
Engine oil filter – renew | – | • | • | • | • | • |
Valve clearances – check | – | • | • | |||
Air cleaner – renew | – | • | • | |||
Autoscan – carry out a full Autoscan using the Triumph diagnostic tool | – | • | • | • | • | • |
ABS ECM – check for stored DTCs | – | • | • | • | • | • |
Spark plugs – check | – | • | ||||
Spark plugs – renew | – | • | • | |||
Throttle bodies – balance | – | • | • | • | • | |
Throttle cables – check/adjust | Day | • | • | • | • | • |
Cooling system – check for leaks, chafing etc. | – | • | • | • | • | • |
Coolant level – check/adjust | Day | • | • | • | ||
Coolant – renew | – | • | • | |||
Fuel system – check for leaks, chafing etc. | Day | • | • | • | • | • |
Lights, instruments and electrical systems – check | Day | • | • | • | • | • |
Steering – check for free operation | Day | • | • | • | • | • |
Headstock bearings – check/adjust | – | • | • | • | • | • |
Headstock bearings – lubricate | – | • | • | |||
Forks – check for leaks/smooth operation | Day | • | • | • | • | • |
Fork oil – renew | – | • | ||||
Brake fluid levels – check | Day | • | • | • | • | • |
Brake fluid – renew | Every 2 years, regardless of mileage | |||||
Brake pads – check wear levels | Day | • | • | • | • | • |
Brake calipers – check for fluid leaks and seized pistons | – | • | • | • | • | • |
Brake master cylinders – check for fluid leaks | – | • | • | • | • | • |
Drive belt tension – check and adjust | Day | • | Every 2,500 miles (4,000 km) | |||
Wheels – inspect for damage | Day | • | • | • | • | • |
Wheels – check wheels for broken or damaged spokes
and check spoke tightness (models with spoked wheels only) | – | • | • | • | • | • |
Wheel and belt pulley bearings – check for wear/smooth
operation | – | • | • | • | • | • |
Tyre wear/tyre damage – check | Day | • | • | • | • | • |
Tyre pressures – check/adjust | Day | • | • | • | • | • |
Fasteners – inspect visually for security | Day | • | • | • | • | • |
Clutch cable – check/adjust | Day | • | • | • | • | • |
Side stand – check operation | Day | • | • | • | • | • |
Exhaust butterfly valve cables – check/adjust | – | • | • | • | • | • |
Fuel and evaporative loss* hoses – renew | Every 4 years, regardless of mileage |
*Evaporative system fitted to California models only.
General information about the Triumph Thunderbird Commander
A strong, willing engine, refined chassis, powerful looks and broad riding position give our new Thunderbird Commander the power and presence to dominate any road. Based on our original Thunderbird, the Commander easily impresses riders and onlookers with its classic cruiser style, premium feel and the world’s largest capacity parallel twin engine. Being a Triumph, it’s a cruiser that also gives you day-long comfort, practicality, character and, on top of all that, superb handling.
Manual for the Triumph Thunderbird Commander

The above maintenance schedule comes directly from the user’s manual for the Triumph Commander, which is available on the Triumph website.