This lot will be auctioned via Iconic Auctioneers, The Iconic Motorcycle Sale at Shuttleworth - Summer 2025 on Sunday the 20th of July, Shuttleworth, Old Warden Park, Beds, SG18 9EP . Edward Turner's Triumph Speed Twin was a significant step for the British motorcycle industry, offering a lighter, more powerful 500cc twin compared to many contemporary singles The 5TA Speed Twin represents a transitional phase, bridging the gap between the original Speed Twin models and the later, more performance-orientated T120 Bonneville It featured a single top frame rail beneath the fuel tank, with the tank acting as a stressed member. Motivation was provided by a 500cc parallel-twin, known for its smooth power delivery Later models including the 1963 often featured a 'bathtub' rear enclosure and a large valanced front mudguard, which some found less sporty than earlier versions.  Dating from 1963 and classically presented in Amaranth Red, this example appears to be in very good condition and may have been an older restoration Running and riding and recently serviced