Complete Lower Unit Assembly


New F300 lower unit assembly “25 inch shaft.

Comes with Yamaha warranty

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Complete Lower Unit Assembly

Complete Lower Unit Assembly Yamaha F300/350 HP V8 4-Stroke Gearcase, which will fit models from 2008 and up. As part of the remanufacturing process, all seals, bearings, and gears will be replaced with new parts. This lower unit is available with an XL (25″) or an XXL (30″) Driveshaft.

A Limited One-Year Warranty is included in the order.

There is no additional core charge. A core return label will be sent with the replacement gearcase, at which point the original gearcase can be returned for inspection. If the core passes inspection, a refund will be issued to the buyer; otherwise, the core will be scrapped and not returned.

Shipping will be through Freight for a flat fee. Additional fees will apply for orders placed on international Shipping.

This Lower Unit Assembly has been inspected and is ready to mount and run. Freight Shipping is available.
For a freight quote, please email and provide a loading dock or residential delivery.

Country / Zip Code / City


Be sure to check all shipments for any potential damage during transit. It is the sole responsibility of the receiving party to fully inspect the product at the time of delivery for any potential damage. We recommend removing any protective wrapping to fully inspect the product before the driver leaves. If damage did occur during transit, all damage must be noted on the Bill of Lading in detail and SIGNED BY THE DRIVER. A copy of the Bill of Lading will need to be emailed or mailed to in order for a damage claim to be filed with the trucking company on our customer’s behalf. When possible, please photograph the damaged product on the truck and off the truck for evidence that will assist with a product damage claim. Damaged product must be held in the customer’s possession for up to 2 months. The shipping company has the right to inspect and/or claim the product if a damage claim is filed and/or paid by them.

Warranty: Limited 3-year Pleasure, 3-year Government, 1-Year Commercial
We Accept Trades On Local Pick Ups. Please provide photos and details of your trade-in along with any questions to


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