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MerCruiser Alpha One Gen II Yoke U-Joint
Premium Quality Replacement Part - SKU: 72407
This heavy-duty **U-Joint Yoke (Gear End)** is a precision-forged replacement component designed specifically for **MerCruiser Alpha One Generation II** sterndrive units. Engineered to meet or exceed original manufacturer specifications, this yoke ensures reliable power transfer from the engine to the drive gears, providing smooth operation and long-term durability in harsh marine environments.
Key Features
- ✔ Direct fit for Alpha One Gen II drives
- ✔ High-grade forged steel construction
- ✔ Precision splines for exact alignment
- ✔ Replaces common Mallory & GLM part numbers
Technical Specs
| Material | Forged Steel |
| Type | Long Yoke (Gear End) |
| Weight | 1.93 lbs (Approx.) |
| Application | Gen II Sterndrives |
Compatibility / Fitment Guide
| Make/System | Model/Application | Serial Range / Notes |
|---|---|---|
| MerCruiser | Alpha One Generation II | 1998 & Up |
| MerCruiser | Alpha One Gen II | S/N 0L100040 and Above |
OEM Cross Reference
| Manufacturer | Part Number |
|---|---|
| Mercury / Quicksilver | 853635, 853635T |
| Mallory Marine | 9-72407 |
| GLM | 28312 |
| Sierra Marine | 18-2125 |
| Red Rhino | MR-173 |
Questions & Answers
Is this a genuine original part?
This is a premium quality aftermarket replacement part designed to meet or exceed original equipment (OE) standards for fitment and performance.
Will this fit my MerCruiser Alpha One Gen 1?
No. This yoke is specifically designed for Generation II (Gen 2) drives. Gen 1 drives typically use a different yoke style (such as 59830A1).
How can I verify the correct serial number?
You should check the serial number plate on your drive housing. This part is verified for Gen II units starting at serial 0L100040.
Note: Please verify your original part number against the references above before purchasing. All 4Boats products are quality-tested for marine reliability.
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