That Vignale tag adds a hint of glamour, really this is nothing more than a Vanguard Phase IV. Changes over the previous model were limited to bigger front and rear windows along with a new grille and rear lights, though you also got the option of a floor-mounted gearchange. More significant changes came with 1960’s Luxury Six. By now it was all over for the old four-cylinder lump, which has been replaced by the smooth twin-carb straight-six heading for the Triumph 2000. Longer rear springs improved the ride, and disc brakes were offered from 1961.
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Information from Octane Magazine.