The Johnston 729281 is an authentic OEM suction mouth rubber designed for use in Johnston road sweeper machines. This critical component forms part of the sweeping head assembly, providing a flexible and durable seal to optimize vacuum efficiency and debris collection. Manufactured from high-quality rubber, it offers excellent resistance to abrasion and impact, ensuring a long service life and consistent performance in demanding municipal and industrial sweeping applications. Regular replacement of this part maintains the sweeper's effectiveness and prevents damage to other components.