The type dimension of the NVH (System, Parts, Materials) market is divided into three core categories: systems, parts, and materials. Systems encompass integrated solutions such as active noise control modules, vibration dampening platforms, and acoustic enclosure assemblies that are engineered to mitigate noise and vibration at the vehicle or equipment level. Parts refer to discrete components like bushings, mounts, dampers, and acoustic foams that are installed within larger assemblies to address localized NVH issues. Materials include specialized polymers, composites, and meta‑materials designed for sound absorption, vibration isolation, and structural damping. Each type contributes uniquely to overall market size: systems capture the highest revenue share due to their comprehensive engineering and software integration costs, parts generate volume‑driven growth through high‑frequency replacement cycles, and materials underpin both system and part performance, driving steady demand for innovation. This three‑tier taxonomy enables precise revenue attribution and supports the broader NVH (System, Parts, Materials) segmentation analysis.