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Can Modified Coilover Suspension Pass Vehicle Inspection?

2 Answers

EdwardLee

07/28/25 11:23pm

Modified coilover suspension can pass vehicle inspection. Installation method for coilover suspension: Before installing coilover suspension, it is necessary to preload the shock absorbers first. This mainly prevents the phenomenon of spring detachment that may occur when the vehicle drives into potholes and the shock absorbers extend, which could subsequently cause abnormal noises and vehicle bouncing. After the technical parameters meet relevant requirements and registration is completed at the vehicle management office, it can basically pass the inspection. Inspection regulations: According to Article 16 of the 'Road Traffic Safety Law of the People's Republic of China', no unit or individual may assemble motor vehicles or alter the registered structure, construction, or characteristics of motor vehicles without authorization; illegally modifying coilover suspension is an illegal act, but if the modification meets technical requirements and is registered, it can pass the inspection.

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ZacharyLee

08/12/25 3:46am

When it comes to car modifications, I've been into cars for many years. Installing coilover suspensions can indeed make the car handle more stably and sportier, but passing the annual inspection isn't easy. According to regulations, modifications to the suspension system are considered illegal. During the inspection, the inspectors focus on checking the chassis height and stability, and any abnormalities will result in a failure. I have a few friends who messed around with this—they spent a fortune on modifications only to have to pull strings or pay extra to revert everything, ending up with nothing to show for it. Safety is also a big concern. If the adjustments aren't done properly, it can affect the car's balance, significantly increasing the risk of rollovers at high speeds. If you really want to modify, I suggest going to a reputable shop to ensure proper installation and tuning, then reverting to the factory suspension before the annual inspection to avoid future hassles. When it comes to car mods, it's important to know your limits—don't just go for instant gratification.

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