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New Aftermarket Yamaha 75-100 HP 4-CYL Lower Unit Rebuild Kit [1999-2010]

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YA 75-100
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 Product Description

Featuring all the parts needed to effectively rebuild an outboard gearcase in one convenient package, our lower unit rebuild packages offer a combination of aftermarket kits, bearings, gears, and seals, all complete with a one-year limited warranty. In addition to the parts detailed below, please contact us at 270-618-5200 if you need any other parts to get your motor running again.

This rebuild kit, designed for a Yamaha 75-100 HP 4-Stroke 4-Cylinder, will fit models from 1999 to 2010. It includes the following items:

Gear Set [Replaces OEM # 67F-45560-00, 6D9-45571-00, and 6D9-45551-00]


Clutch Dog [Replaces OEM # 67-45631-00 and 6D8-45631-00]


Clutch Dog Spring [Replaces OEM # 688-45633-00-00]


Water Pump Kit [Replaces OEM # 67F-W0078-00-00 (Note: Housing not included.)]


Seal Kit [Replaces OEM # 688-W0001-20-00]


Bearing Kit [OEM Replacement #s in Parentheses] [Includes Reverse Gear Bearing (93306-207U0-00), Aft Carrier Bearing (93317-325U0-00), Upper Driveshaft Bearing (93332-000U3-00), Outer Forward Gear Bearing (93332-000W7-00), and Pinion Bearing (93315-325V1-00)]


Pinion Nut [Replaces OEM # 90170-16M01]


Additionally, all of the numbered items in the following diagram are available for separate order if needed: 


This item qualifies for Free Shipping in the Lower 48. Increased fees will apply for Alaska, Hawaii, other US Territories, and International Shipping.

If you have any questions or you wish to place an order, please contact us at the Marine Parts Warehouse by phone at 270-618-5200 or through e-mail at obparts@gmail.com. Our shop is open from 9AM-4PM CST Monday-Friday, but if you are unable to contact us during those hours, feel free to leave a message and we'll get back to you as quickly as possible.


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