Trim Ram E Ring Clip for Mercruiser Alpha One Gen 2 Quicksilver
This Trim Ram E Ring Clip is engineered to fit Mercruiser Alpha One Gen 2 sterndrives and Quicksilver Alpha One units from 1991 and up. Designed as a direct replacement for the factory clip, it ensures secure retention of the trim ram assembly components during operation.
Direct Replacement for OEM: Mercruiser 53-815949, 815949, Sierra Marine 18-2345.
- Package includes 2 E Ring clips for complete service
- Essential for trim ram assembly maintenance and repair
- Fits Alpha One Gen 2 units from 1991 to present
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
| Mercruiser |
53-815949 |
| Mercruiser |
815949 |
| Sierra Marine |
18-2345 |
Compatible Engine Models
Confirm your engine model/year in the table below. For Mercury owners, here's a guide to help you identify your engine's serial/model: Mercury Serial Number Guide. You can also review exploded diagrams to verify part numbers: Mercury Parts Diagrams & Catalog.
| Brand |
Model |
Years |
Serial Number Range |
| Mercruiser |
Alpha One Gen 2 |
1991-1995 |
0D469859 THRU 0F679999 |
| Mercruiser |
Alpha One Gen 2 |
1996-1997 |
0F680000 THRU 0K999999 |
| Mercruiser |
Alpha One Gen 2 |
1998 and Up |
- |
| Quicksilver |
Alpha One |
- |
- |
Technical Specifications
| Specification |
Value |
| Part Type |
E Ring Clip |
| Application |
Trim Ram Assembly |
| Compatible Drive |
Mercruiser Alpha One Gen 2, Quicksilver Alpha One |
| Quantity per Package |
2 Pieces |
Package Contents
Installation Guide
- Disconnect the battery and relieve hydraulic pressure from the trim/tilt system before starting work.
- Access the trim ram assembly by removing the sterndrive unit or accessing through the gimbal housing as needed.
- Carefully remove the old E ring clip using appropriate snap ring pliers or a small flat-blade screwdriver. Wear safety glasses to protect against clip spring-back.
- Clean the groove area thoroughly to remove any corrosion, debris, or old lubricant.
- Position the new E ring clip with the gap oriented away from high-stress areas.
- Using snap ring pliers, compress the E ring and seat it fully into the retaining groove. Ensure the ring sits flush and even in the groove.
- Verify that the E ring is completely seated by attempting to rotate it gently—it should not lift out of the groove.
- Reinstall any components removed during disassembly in reverse order.
- Reconnect the battery and test the trim/tilt operation through its full range of motion.
- Inspect for proper operation and listen for unusual noises that may indicate improper installation.
Troubleshooting & FAQ
Q: How do I confirm this E ring clip fits my sterndrive?
A: Verify your sterndrive model and serial number against the compatibility table above. Mercruiser Alpha One Gen 2 units from 1991 onward and Quicksilver Alpha One drives are compatible. Cross-check the OEM part number (53-815949 or 815949) with your service manual or parts diagram.
Q: What are the signs that my E ring clip needs replacement?
A: Common signs include visible corrosion or deformation of the clip, excessive play in the trim ram assembly, hydraulic fluid leaks near the trim ram, or the clip popping out of its groove. If you're servicing the trim system, it's good practice to replace the E ring clips as preventive maintenance.
Q: How often should I replace the trim ram E ring clips?
A: Replace these clips whenever you disassemble the trim ram assembly for service or repair. They are inexpensive insurance against component failure. If your boat operates in saltwater, inspect them annually for corrosion and replace if any degradation is visible.
Q: Can I reuse the old E ring clip?
A: It is not recommended to reuse E ring clips after removal. Once compressed and removed, the metal can lose its spring tension and may not seat properly, risking component failure during operation.
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?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.