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A friendly reminder regarding spoilers! As always, the expanded Trek universe is in a period of major upheaval with the continuations of Strange New Worlds and Prodigy, the advent of new eras in gaming with the Star Trek Adventures RPG and Star Trek Online, as well as other eventful releases such as Section 31, the ongoing IDW Star Trek comic and spin-off Star Trek: Defiant. Therefore, please be courteous to other users who may not be aware of current developments by using the {{spoiler}}, {{spoilers}} OR {{majorspoiler}} tags when adding new information from sources less than six months old (even if it is minor info). Also, please do not include details in the summary bar when editing pages and do not anticipate making additions relating to sources not yet in release. THANK YOU

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Memory Beta, non-canon Star Trek Wiki

A land rover is a type of ground vehicle used in the 24th century, used for travel over rough terrain. Wade Portlyn's archaeological dig on the suspected Briavian homeworld utilized at least one land rover. (CoE eBook: The Art of the Comeback)

Given the lack of use of capitalization, this would appear to be a generic term, and not connected to the Land Rover company or its vehicles.