EXH001 - Please check the number required for your vehicle prior to ordering. PFF19-100 - PFF19-100 fits 4WD models only. PFF19-102 - For M10 / 17mm bolt PFF19-103 - For M12 / 19mm bolt PFF19-128 - Please check anti roll bar size, as they vary from car to car. PFR19-111 - This kit is supplied with new mounting bolts. The original Ford bolt needs to be cut off to be removed. PFR19-210-12 - Please check Anti roll bar size before ordering PFR19-210-14 - Check rear roll bar size, especially Sierra XR4i.