Harley-Davidson Tri Glide Ultra (2017–2018) vs KTM 790 Duke (2024–2027)
Factory maintenance schedules compared.
| Service | Harley-Davidson Tri Glide Ultra (2017–2018)1MAD | KTM 790 Duke (2024–2027) |
|---|---|---|
| Oil change | n/a | 9,321 mi |
| Valve service | n/a | n/a |
| Spark plugs | n/a | n/a |
| Chain | n/a | 9,321 mi |
| Brake fluid | n/a | n/a |
| Coolant | n/a | 48 mo |
Common questions
Which is cheaper to maintain, the Harley-Davidson Tri Glide Ultra (2017–2018) or the KTM 790 Duke (2024–2027)?
They demand a similar number of scheduled shop visits based on their factory service intervals.