Swiftune's race-proven crown wheel and pinions are semi-helical for maximum strength and superbly manufactured by Quaife, one of the UK's leading transmission manufacturers: Tooth Count : 56x15 1:1 Ratio : 3.733 1.04:1 Ratio : 3.894 1.087 Ratio : 4.058 This kit is only for Tran X, Salsbury Differentials with ring type crownwheels. If you use a Swiftune ATB and 4 Pin Differential, you will need standard crownwheel and pinion. We sell them on request.
