Harley-Davidson Fat Boy (2007–2011) vs Triumph Bonneville (2001–2017)

Factory maintenance schedules compared.

Service Harley-Davidson Fat Boy (2007–2011) Triumph Bonneville (2001–2017)
Oil change 5,000 mi 10,000 mi
Valve service n/a 20,000 mi
Spark plugs n/a 20,000 mi
Chain n/a n/a
Brake fluid n/a 24 mo
Coolant n/a 36 mo

Common questions

Which is cheaper to maintain, the Harley-Davidson Fat Boy (2007–2011) or the Triumph Bonneville (2001–2017)?

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