The product is a 36-tooth gear with the OE/OEM part number 23411-HA2-000 specifically designed for Honda ATC250R (1985-1986) and TRX250R (1986-1989) models. Manufactured in Japan by the original equipment manufacturer, this gear is a crucial component for the transmission system of these motorcycles, ensuring smooth and efficient power delivery to the wheels. Ideal for maintaining or upgrading the gearbox of these specific Honda models, this gear is a reliable and high-quality part for off-road enthusiasts and riders looking to enhance their vehicle's performance.