BMW K 1600 B (2018–2021) vs Triumph Trident 660 (2025)

Factory maintenance schedules compared.

BMW K 1600 B (2018–2021) needs fewer scheduled shop visits per 10,000 miles.

Service	BMW K 1600 B (2018–2021)0F53	Triumph Trident 660 (2025)
Oil change	n/a	10,000 mi
Valve service	18,000 mi	20,000 mi
Spark plugs	18,000 mi	20,000 mi
Chain	n/a	n/a
Brake fluid	24 mo	12 mo
Coolant	n/a	n/a

See the full maintenance matrix

Common questions

Which is cheaper to maintain, the BMW K 1600 B (2018–2021) or the Triumph Trident 660 (2025)?

BMW K 1600 B (2018–2021) needs fewer scheduled shop visits per 10,000 miles based on its factory service intervals.