Add to Cart Quaife Caterham English Axle 22T Quaife Atb Helical Lsd Differential, Qdf5Z €1,105.75 Quaife ATB Helical LSD differential for Caterham English 22T (spline) is suitable for Caterham models with Ford English axle and 22 teeth spline. A direct replacement for the standard Caterham open differential, the Quaife ATB Helical LSD differential... €1,105.75 Add to Cart