Replacement for Polaris R0837300 Quattro Gearbox Assembly for Zodiac Polaris Quattro P40/Sport Pressure Side Automatic Pool Cleaner 【Fitment】 Fit for Zodiac Polaris Quattro P40/Sport Pressure Side Automatic Pool Cleaner. OEM Polaris Quattro P40/Sport Gearbox Assembly R0837300. 【Function】 Direct replacement for the worn out or broken gearbox to ensure the cleaner is cleaning the entire swimming pool. This gearbox helps switch direction from going forward to reverse when the cleaner reaches a corner or the top of the water surface. 【Direct Replacement】 When this part malfunctions, the cleaner will no longer operate correctly or move, this normally occurs over an extended length of time and use of the cleaner. Simply replace this part to fix the problem and make your cleaner work like new. 【Superior Material】 Made of high-quality material with rust and corrosion resistance, this gearbox can withstand long tern use in the pool maintenance. Package comes with instructions for easy installation. Function Direct replacement for the worn out or broken gearbox to ensure the cleaner is cleaning the entire swimming pool. Material Made of high-quality material with rust and corrosion resistance, this gearbox can withstand long tern use in the pool maintenance. Fitment Fit for Zodiac Polaris Quattro P40/Sport Pressure Side Automatic Pool Cleaner. OEM Polaris Quattro P40/Sport Gearbox Assembly R0837300. CONTACT US: If you meet any problem after receiving our product, please feel free to contact us. We will try our best to solve your problem. SHIPPING POLICY: Orders will be ship out within 1-2 business days after payment has cleared. Orders from Saturdays, Sundays or holidays will process on next business day and will be ship within 24 hours. Please allow 10-30 days for international deliveries. Some shipments could take longer subject to your local customs authorities. RETURE & WARRANTY: 1 We accept 30 days return guarantee for all Items If you are unsatisfied with something you bought from us, you may send it back within 30 days of receipt, and we shall be happy to exchange or refund. 2 Leave a message note in returned box quoting your item(s) ID and buyer ID. 3 All returned products must be in their original condition and packaging. Unfortunately, if products have been assembled or modified, we cannot take them as returns. 4 It is important that we know when your return is expected. Please save your return tracking number or post receipt, and email it to us. We need this in case there are any issues during transit. 5 Refund will only be issued upon our receipt of the returned parcel. Please allow 2 working days for us to process with your return. ABOUT REPLY: If you have any questions, please feel free to email our service specialists 24 Hours a Day, 7 Days a Week, and we will reply you ASAP. If no response within 24 Hours, please check the spam of mail box or kindly re-send it to us. ABOUT FEEDBACK: Please contact us before leaving Netural or Negative feedback if you are not satisfied our service or products. Good communication is helpful for both of us to resolve any problems and issues. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers. If you are satisfied with our service, please leave FOUR 5-Detailed Selling Rating (DSR). Thanks!