168. The following are major defects:(1) a component to mount the axle to the road vehicle that is missing, insecurely mounted, cracked or broken;
(1.1) a component to position the axle or the wheel to the road vehicle that is missing, insecurely mounted, cracked, broken or damaged in a way that affects the parallelism of wheels or that lets the axle or wheel move out of its normal position;
(2) a main leaf, a rubber pad other than a rubber bumper or 25% or more of the leaf springs of the assembly that are broken or missing;
(3) a leaf spring or a coil spring that is so out of place that it touches a moving part;
(3.1) a composite leaf spring that is cracked over more than 75% of its length or having an intersection of cracks;
(4) an axle or a torsion bar that is cracked or broken or a coil spring that is so cracked or broken that the vehicle is completely sagged;
(5) an air leak in a pneumatic suspension that cannot be made up for by the compressor where the engine is idling;
(6) a ball in a pneumatic suspension that is absent or deflated;
(7) for a pneumatic suspension, a shock absorber that is absent, broken or not fixed at one of its ends; and
(8) more than 25% of the components fixing a tank to its group of axles that are missing or ineffective on an anchorage component.