E-Ring Clips for Trim Ram – Fits Mercruiser Alpha 1 Gen 2 Sterndrive (Replaces 53-815949)

E-Ring Clips for Trim Ram – Fits Mercruiser Alpha 1 Gen 2 Sterndrive (Replaces 53-815949)

These E-Ring clips are designed to secure the trim rams on Mercruiser Alpha One Gen 2 sterndrive units manufactured from 1991 and newer. They are a critical component for ensuring the trim and tilt hydraulic system functions safely and reliably.

This part is a direct replacement for Mercruiser OEM part number 53-815949 / 815949 and Sierra part number 18-2345.

• Secures trim ram cylinders within the hydraulic assembly.
• Compatible with all Mercruiser Alpha One Gen 2 sterndrives (1991+).
• Installation requires snap ring/circlip pliers for proper seating.

Part Number Cross-Reference

Use this table to confirm equivalent part numbers across OEM and aftermarket brands.

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.

Technical Specifications

Package Contents

Please note that package contents may vary depending on the supplier selected.

• 2 x Trim Ram E-Ring Clips (Replaces 53-815949) - from HeuroFosh
• 4 x Trim Ram E-Ring Clips (Replaces 53-815949) - from WFCYX/Amazon listing

Installation Guide

1. Before starting, ensure the sterndrive is in the fully down (trimmed in) position and safely supported with a block.
2. Depressurize the hydraulic trim system by following the manufacturer's specified procedure.
3. Identify the pin holding the trim ram cylinder and locate the existing e-ring clip.
4. Using snap ring or circlip pliers, carefully remove the old e-ring clip from its groove.
5. Inspect the pin and groove for any wear or damage. Clean the area before installing the new clip.
6. Grasp the new E-Ring Clip with your circlip pliers.
7. Carefully expand the clip just enough to slide it over the end of the pin and into the groove.
8. Release the pliers and ensure the clip snaps firmly and securely into place within the groove.
9. Tug lightly on the clip to confirm it is fully seated and will not come loose.

Troubleshooting & FAQ

How do I confirm this clip fits my engine?
This e-ring clip is specifically designed for Mercruiser Alpha One Gen 2 sterndrives (1991 and newer). It is a direct replacement for OEM part number 53-815949. Please verify your sterndrive model and year before purchasing.

What are the signs of a failing trim ram clip?
Symptoms of a failing or missing clip include the trim ram becoming detached from its mounting pin, a rattling noise from the stern, or the drive unit being unable to hold its trim position. You may find the broken clip in the bilge area below the transom assembly.

Is a special tool required for installation?
Yes, using snap ring or circlip pliers is strongly recommended for both removal and installation. Using other tools like screwdrivers or standard pliers can damage the new clip, cause it to fly off, or result in an improper installation.

OEM vs. Aftermarket?
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.

How fast do you ship and how much does it cost?
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.

What is your warranty and return policy?
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.