Description
Mercury 8M0053823 Gearcase Thrust Washer 135-500 HP
Mercury 8M0053823 is a genuine Mercury gearcase thrust washer used in compatible high-horsepower Mercury and MerCruiser gearcase assemblies where this exact part number is specified by the factory parts diagram.
Key Features
- Genuine Mercury marine gearcase thrust washer
- Used in compatible gearcase and lower unit assemblies
- For select 135-500 HP applications where specified by part number
- Direct replacement when Mercury part number 8M0053823 is called out
- Designed for exact part-number matching during gearcase service or lower unit reassembly
Fitment / Product Details
- Brand: Mercury
- Part Number: 8M0053823
- Product: Gearcase Thrust Washer
- Application Range: Select 135-500 HP Mercury marine applications
- System: Gearcase / Lower Unit
Gearcase thrust washer fitment depends on engine or drive model, serial number, gearcase ratio, rotation, shaft configuration, and the exact assembly being serviced. Verify fitment with your Mercury or MerCruiser serial number and factory parts diagram before ordering.
What’s Included
- Mercury 8M0053823 gearcase thrust washer
Gears, bearings, shims, seals, shafts, carriers, tools, and other lower unit parts are not included unless listed separately.
Why You Should Buy
Gearcase thrust components must match the correct Mercury part number and assembly location. Using the correct thrust washer helps support proper gearcase service and reliable lower unit setup on compatible high-horsepower applications.
Common Applications
Used on select 135-500 HP Mercury marine gearcase assemblies where the factory parts listing calls for thrust washer 8M0053823.
FAQ
Is this a propeller thrust washer?
No. This listing is for a gearcase thrust washer used in compatible gearcase/lower unit assemblies, not a general propeller hardware washer.
Does this fit every 135-500 HP Mercury application?
No. Fitment varies by gearcase configuration and serial number. Verify by parts diagram before ordering.
Can Wakeboss help confirm fitment?
Yes. Send your engine or drive model and serial number through Ask a Parts Pro and we can help check the correct gearcase diagram.