Suzuki Boulevard C90 B.O.S.S. (2017–2018) vs Suzuki Boulevard M109R B.O.S.S. (2014–2023)

Factory maintenance schedules compared.

Service	Suzuki Boulevard C90 B.O.S.S. (2017–2018)VY56	Suzuki Boulevard M109R B.O.S.S. (2014–2023)VY53
Oil change	n/a	n/a
Valve service	n/a	14,500 mi
Spark plugs	n/a	n/a
Chain	n/a	n/a
Brake fluid	n/a	n/a
Coolant	n/a	n/a

See the full maintenance matrix

Common questions

Which is cheaper to maintain, the Suzuki Boulevard C90 B.O.S.S. (2017–2018) or the Suzuki Boulevard M109R B.O.S.S. (2014–2023)?

They demand a similar number of scheduled shop visits based on their factory service intervals.