90528-ZW1-003 Bevel Gear Shim - Overview. The 90528-ZW1-003 Bevel Gear Shim is an essential component in Honda marine gear systems, specifically supporting the marine transmission system. This thin metal washer is used to precisely set the backlash and meshing of bevel gears, which is vital for smooth power transfer and efficient mechanical operation. Designed as a genuine OEM part, the shim meets strict factory specifications, ensuring it fits perfectly into your marine engine system and integr