On 27 Jan 2009 at 23:34, I wrote: > 13x5 I believe Come to think of it, I believe all my wheels are 13"x5.5" The original wheels were increased from 4.5" to 5" for the later Spitfires, and alloy upgrades were 5.5". The Cosmics on the GT6 are 5.5" too. -- Jim Muller jimmuller at rcn.com '80 Spitfire, '70 GT6+