In this regard, mudguards and valances may not cover the area immediately above the tyres of the rear axles, when these tractors are coupled to a semi-trailer, in order to avoid the spray-suppression system being destroyed.
Kui sellised sadulveokid on haagitud poolhaagise külge, ei pea poritiivad ja külgpõlled katma otse tagumise telje rehvide kohal olevat ala, et vältida porikaitsesüsteemi kahjustamist.