Yamaha 663-81811-10-00 Starter Motor Brush Assembly

The Yamaha 663-81811-10-00 Starter Motor Brush is a genuine Yamaha carbon/graphite electrical contact that sits inside the starter motor housing to conduct current from the battery to the armature during engine startup. Used in Yamaha motorcycles, snowmobiles, and marine/outboard engines, it supports reliable starter engagement and is a common replacement during repair, maintenance, or rebuild of the starter motor. Key details: Part Number 663-81811-10-00; Product Type starter motor brush; Material carbon/graphite with conductive properties; Function conducts electrical current to the starter motor armature; Mounting Location inside the starter motor housing; OEM Status Genuine Yamaha replacement component; Model-specific compatibility is required for fitment, with Yamaha motorcycles, snowmobiles, and marine engines as typical applications. Common replacements include Yamaha 663-81811-11-00, 663-81840-11-00, and 6N7-81840-00-00.