The DRIVE SHAFT PRELOAD TOOL (18-9874) is a high-quality drive shaft preload tool proven and tested to be of excellent performance. This tool preloads the drive shaft bearing when checking pinion height and backlash. The Sea Star Solutions preload tool includes everything you'll need. It includes a Top Nut with threaded pipe, Threaded rod, Nut, Screws, Spring, Washer, Thrust washer, Thrust bearing, and Water pump faceplate (from gear housing).
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Specifications:
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Replaces: Mercury Marine 91-14311A2, 91-44307A1, 91-14311A04, 91-14311A1 Preloads drive shaft bearing when checking pinion height and backlash. Compatible Drive Units and Outboards: MC-I, R-MR, Alpha One, Alpha One/Gen II.
We can ship to virtually any address in the US. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.)
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, please Contact Us with your order number and details about the product you would like to return. We will respond quickly with instructions for how to return items from your order.
Sea Star Solutions
Replaces: Mercury Marine 91-90774 Presses bearing cone onto Alpha One/Gen II drive shaft housing pinion gear.This product replaces:47-9865, 808282109738, 80828210973, 91-90774
Sea Star Solutions
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