Harley-Davidson Sportster S (2021–2027) vs Suzuki Boulevard C90 B.O.S.S. (2017–2018)

Factory maintenance schedules compared.

Service Harley-Davidson Sportster S (2021–2027)1ZC4 Suzuki Boulevard C90 B.O.S.S. (2017–2018)VY56
Oil change 5,000 mi n/a
Valve service n/a n/a
Spark plugs n/a n/a
Chain n/a n/a
Brake fluid n/a n/a
Coolant n/a n/a

Common questions

Which is cheaper to maintain, the Harley-Davidson Sportster S (2021–2027) or the Suzuki Boulevard C90 B.O.S.S. (2017–2018)?

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