Ariel Square Four 4G De Luxe 1000cc 1937 https://wesellclassicbikes.co.uk/collections/bikes-for-sale/products/ariel-square-four-4g-de-luxe-1000cc-1937 | We Sell Classic Bikes

A video that will surely be appreciated by the Ariel Motorcycle aficionados amongst you! Here we are with a look at some of the various iterations of the iconic Square Four. The Square Four is a motorcycle produced by Ariel between 1931 and 1959, designed by Edward Turner, who devised the Square Four engine in 1928. At this time he was looking for work, showing drawings of his engine design to motorcycle manufacturers. The early engine with "two transverse crankshafts" was essentially a pair of

One of the rarest motorcycles in the Throttlestop Collection, the Ariel Square Four! | CycleDrag