The first Holden Torana SL/R 5000 A9X to roll off the production line is expected to top the existing $275,000 record when it is auctioned on the Gold Coast this weekend.

An 'ultra-rare' Holden Torana A9X built over four decades ago is up for auction this weekend and is expected to fetch a record-high price of over $1million, with interest from all over the globe.