Borrani wheels used aluminum alloy rims instead of steel, improving unsprung mass and thus overall performance compared to the original Rudge-Whitworth design. Leadership transferred to the founder's son, Cesare Borrani, in 1937.
Borrani wheels utilized aluminum alloy rims instead of steel, enhancing unsprung mass and consequently improving overall performance over the original Rudge-Whitworth design. Leadership passed to Cesare Borrani, the founder's son, in 1937.