Feature: 1. Applicable Model: The shifter boot seal rubber gear insulator is replacement for Mazda MX‑5 Miata 1990 to 2005. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2. OE Number: The part numbers for reference are NA0164481B, 039817462A. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3. High Stability: Equipped with nylon bushing, high stability, so that the shift lever boot rubber seal can provide a high stability to ensure the smooth running of your transmission. 4. Durable Material: The transmission gear shift boot insulator seal is made of durable and reliable material, high strength and wear resistant, ensuring long lasting use. 5. Easy Installation: Simply remove the old gear insulator and install this replacement without any modifications. Get your car back on the road quickly and effortlessly. Specification: Itenm Type: Shifter Boot Seal Rubber Gear Insulator Material: ABS, Rubber OE Number: NA0164481B, 039817462A Applicable Models: Replacement for Mazda MX-5 Miata 1990-2005. Package List: 1 x Shifter Boot Seal Rubber Gear Insulator 1 x Nylon Bushing