These kits can be used towards up-rating of vehicles carrying capacity, but they won't raise the legal carrying capacity on their own. To legally raise the vehicles carrying capacity specialist documentation must be obtained.

For frequently asked questions, click here.

If you would like a quote for us to supply a semi-air suspension kit for any vehicle not listed below, or to ask a question not listed in our FAQ list, click here, but please fill in all the chassis questions which is more important than the conversion name.

Some of the vehicles listed below, have been priced and added to our product list here