Harley-Davidson Forty-Eight Special (2018–2020) vs Triumph Bonneville (2026–2027)

Factory maintenance schedules compared.

Service Harley-Davidson Forty-Eight Special (2018–2020)1LR3 Triumph Bonneville (2026–2027)DB0G
Oil change n/a 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 n/a
Coolant n/a n/a

Common questions

Which is cheaper to maintain, the Harley-Davidson Forty-Eight Special (2018–2020) or the Triumph Bonneville (2026–2027)?

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