JZR Trikes is a UK producer of traditionally-styled, motorcycle-engined trikes in kit form

Kit car

A kit car, also known as a "component car", is an automobile that is available as a set of parts that a manufacturer sells and the buyer then either assembles into a car themselves, or retains a third party to do part or all of the work on their behalf...

.
From their workshop in Darwen, Lancashire

Lancashire

Lancashire is a non-metropolitan county of historic origin in the North West of England. It takes its name from the city of Lancaster, and is sometimes known as the County of Lancaster. Although Lancaster is still considered to be the county town, Lancashire County Council is based in Preston...

, John Ziemba Restorations began to market the JZR in 1990. Some 320 JZR's were produced up until 1998 when there was a production hiatus until 2000. It continues in production today.
JZR was inspired by the early Morgan Aero

Morgan Motor Company

The Morgan Motor Company is a British motor car manufacturer. The company was founded in 1910 by Harry Frederick Stanley Morgan, generally known as "HFS" and was run by him until he died, aged 77, in 1959. Peter Morgan, son of H.F.S., ran the company until a few years before his death in 2003...

 three-wheelers and more recent cars like the Triking.