Yamaha Motor Co., Ltd. 4KB-46117-D0-00 Ring Gear Shim

The Yamaha 4KB-46117-D0-00 Ring Gear Shim is a precision-machined spacer used in drivetrain and differential gear systems to provide exact spacing and alignment between ring gear components. Made from hardened steel (OEM grade) and measuring 1.15 mm thick, it maintains high-precision thickness control for accurate gear mesh and reduced wear. Designed for insertion between gear components, it supports maintenance, replacement, and gearbox adjustments on Yamaha motorcycles with model-specific fitment. Common replacements include 4KB-46117-C0-00 (1.10 mm), 4KB-46117-E0-00 (1.20 mm), and 4KB-46117-B0-00 (1.05 mm).