A rare motorcycle has been stolen under the pretence that it was being taken for a test drive.

Chris Conway had listed his 2014 model BMW motorbike for sale on website bikesales.com.au when he was contacted by a prospective buyer on Saturday afternoon.

The stolen BMW motorbike.

Mr Conway said the man called repeatedly before they agreed to meet at his Berwick house about 5.30pm.

"I was out there playing with my son when he arrived. He started asking quite specific questions about certain parts of the bike," he said. "He was quite keen."