Harley-Davidson Forty-Eight Special (2018–2020) vs KTM 790/890 Adv (2021–2027)
Factory maintenance schedules compared.
| Service | Harley-Davidson Forty-Eight Special (2018–2020)1LR3 | KTM 790/890 Adv (2021–2027) |
|---|---|---|
| Oil change | n/a | 9,300 mi |
| Valve service | n/a | n/a |
| Spark plugs | n/a | n/a |
| Chain | n/a | 9,300 mi |
| Brake fluid | n/a | 12 mo |
| Coolant | n/a | n/a |
Common questions
Which is cheaper to maintain, the Harley-Davidson Forty-Eight Special (2018–2020) or the KTM 790/890 Adv (2021–2027)?
They demand a similar number of scheduled shop visits based on their factory service intervals.