Mallorca Motorbike
Avenida Primavera 7b
07638 Colonia de Sant Jordi
+34 971 65 53 95
https://www.mallorca-motorrad.de/en/contact-routeplaner.html

It's apparently NOT a car rental, but
https://taginfo.openstreetmap.org/keys/motorcycle:rental#map

Either shop=motorcycle (if they also offer other "motorcycle" services) or shop=rental (if they also offer other items to rent)
https://wiki.openstreetmap.org/wiki/Tourism_tag_overview#Shops

Other motorcycle values (such as motorcycle:tours or motorcycle:type)
https://taginfo.openstreetmap.org/search?q=motorcycle%3A
