Feature: 1. Replacing OEM numbers for reference: 31401-35F10, 31401-40F00, 31401-18G00. 2. Practical accessory compatible with Polaris Trail Boss 325 models from 2000 to 2002. 3. Helps improve combustion efficiency and increase ignition energy for easier engine starting. 4. Delivers reliable ignition performance, quick acceleration, and improved fuel economy. 5. Simple installation process; directly replaces old or damaged spark plugs and ignition coils. Specification: Item Type: Ignition Coil + Spark Plug Material: Aluminum Alloy + ABS + Rubber OEM Number: 31401-35F10, 31401-40F00, 31401-18G00 Fitment: Compatible with Polaris Trail Boss 325 – 2000–2002 Compatible with Polaris Trail Boss 330 – 2003–2011 Package List: 1 x Ignition Coil 1 x Spark Plug Note: Please verify the part number of your vehicle. Compatibility information is provided for reference only. If uncertain about fitment, contact the seller prior to purchase to ensure correct selection.