This is the complete set (of 3) car lifters for the Porsche Cup Car racing vehicles from 2011 with a front specific measurement of 185mm HUB. Set includes: one front and two rear.For this set to fit your vehicle you should have Krontec Air Jacks already fitted (e.g. 1 x LL-32-185 Front Air Jack and 2 x LL-24-Por Rear Air Jacks). There may be extra letters or numbers after the series model on the air jacks. To ensure you get the right car lifters please advise your model number and serial number off the side of the air jacks at time of enquiry.Please contact us if you are unsure if this set suits your vehicle so we can ensure that you get what need, right out of the box!