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332261 0332261 Lower Unit Oil Seal for OMC Cobra Johnson Evinrude | JLM Marine
- $17.99
- $17.99
- Unit price
- per
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Lower Unit Oil Seal for OMC Cobra Johnson Evinrude – OEM 332261 0332261
This lower unit oil seal is engineered for OMC Cobra, Johnson, and Evinrude lower gearcase units, providing a reliable seal to prevent oil leakage and protect your lower unit from water intrusion. Designed to meet OEM specifications, this seal ensures proper lubrication and extends the service life of your sterndrive or outboard lower unit.
Direct Replacements: OMC 332261, 0332261, Sierra 18-2065, GLM 86520.
- Precision-molded seal for OMC Cobra lower gearcase units
- Prevents oil leaks and protects against water contamination
- Essential maintenance part for lower unit service and rebuild
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand | Part Number |
|---|---|
| OMC | 332261, 0332261 |
| Sierra | 18-2065 |
| GLM | 86520 |
Compatible Engine Models
Confirm your engine model/year in the table below. For Johnson/Evinrude owners, here's a guide to help you identify your engine's serial/model: Johnson/Evinrude Serial Number Guide.
This oil seal fits OMC Cobra sterndrive lower units and Johnson/Evinrude lower gearcase assemblies. Please verify your unit configuration and part number before ordering.
Technical Specifications
| Specification | Value |
|---|---|
| OEM Part Number | 332261, 0332261 |
| Aftermarket Cross-Reference | Sierra 18-2065, GLM 86520 |
| Application | OMC Cobra Lower Gearcase Unit |
| Part Type | Oil Seal |
Package Contents
Your package includes:
- Oil seal × 1
Note: The package contains all the parts shown in the product image.
Installation Guide
- Drain the lower unit oil completely and remove the lower unit from the sterndrive or outboard motor following your manufacturer's service manual.
- Disassemble the lower unit housing to access the old oil seal. Clean the seal bore thoroughly, removing all old sealant and debris.
- Inspect the seal bore and shaft for any scoring, corrosion, or damage that could compromise the new seal. Address any issues before proceeding.
- Lubricate the new oil seal lip with lower unit gear oil to prevent dry installation and ensure proper seating.
- Install the new seal using a seal driver or appropriately sized socket. Drive it in squarely until it seats flush with the housing—do not over-drive.
- Reassemble the lower unit components in reverse order, applying marine-grade sealant where specified by your service manual.
- Reinstall the lower unit onto the motor and torque all fasteners to manufacturer specifications.
- Refill the lower unit with the correct grade and quantity of gear oil. Check for leaks after initial operation.
Troubleshooting & FAQ
Q: How do I confirm this oil seal fits my OMC Cobra or Johnson/Evinrude lower unit?
A: Cross-reference the OEM part numbers (332261, 0332261) with your engine's parts diagram or service manual. You can also use the serial number guide linked above to identify your model and verify compatibility.
Q: How often should I replace the lower unit oil seal?
A: Replace the oil seal during any lower unit rebuild, when you notice gear oil leaks, or if water intrusion is detected in the lower unit oil. Regular inspection during seasonal service is recommended.
Q: What are the signs of a failing lower unit oil seal?
A: Common symptoms include visible gear oil leaking from the lower unit, milky or contaminated lower unit oil (indicating water intrusion), or difficulty maintaining proper oil levels. Address seal failure immediately to prevent costly lower unit damage.
Q: Can I reuse the old seal during lower unit reassembly?
A: No, oil seals should always be replaced during lower unit service or rebuild. Reusing old seals can result in leaks and compromise the integrity of your lower unit lubrication system.
Q: OEM vs. Aftermarket?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
- Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
- Fast Global Shipping: Free delivery worldwide in 5–15 days.
- Direct from Manufacturer: Competitive pricing without compromising quality.
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