Add to Cart Quaife Ford Usa 9" Live Axle Quaife Atb Helical Lsd Differential, Qdh1R £665.50 Quaife ATB Helical LSD differential for the Ford 9" is for a variety of model. A direct replacement for the standard open differential, the Quaife ATB Helical LSD differential transforms your car’s performance. Unlike a conventional plate-style limited... £665.50 Add to Cart