Feature 1Applicable Model: The water pump impeller is for F75B9. Please confirm whether it is consistent with the product you want before buying to avoid unnecessary return. 2OE Number: The part numbers for reference are 09821B, 09821BT, 09821BT1 replacement for Johnson, 1845714. Please confirm whether it is consistent with the OE you need to avoid wrong buying and other problems. 3Sturdy Construction: The replacement impeller made of reliable rubber and metal, designed for optimal performance and durability, ensuring reliable and efficient use. 4Superior Performance:The water cooling pump impeller ensures manufacturing process and technology, providing efficient performance, enhanced flow and efficiency, delivering excellent driving force and perfect maneuverability. 5Easy to Install: The water impeller has a simple installation, convenient and effort saving, don't need too much tools or complicated steps. Item Type: Impeller Blades: 12 Teeth: 12 Width: Approx. 65mm / 2.56in Length: Approx. 80mm / 3.15in Inner Diameter: Approx. 25mm / 0.98in Fitment: Fit for F75B-9 OE Number: Replacement for Johnson: 09-821B , 09-821BT, 09-821BT-1 18-45714 Package List 1 x Impeller Note Please double check the part number of your item, matching information is for reference only.