Harley-Davidson Road King Classic (2018–2019) vs Yamaha YZF-R1 (1998–2001)

Factory maintenance schedules compared.

Service Harley-Davidson Road King Classic (2018–2019)1FRC Yamaha YZF-R1 (1998–2001)RN05
Oil change n/a 4,000 mi
Valve service n/a n/a
Spark plugs n/a n/a
Chain n/a 600 mi
Brake fluid n/a 6 mo
Coolant n/a n/a

Common questions

Which is cheaper to maintain, the Harley-Davidson Road King Classic (2018–2019) or the Yamaha YZF-R1 (1998–2001)?

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