Trim Cylinder Ram Cap Anchor Pin – Fits Mercury/MerCruiser Alpha One Gen II
This Trim Cylinder Ram Cap Anchor Pin is designed to fit Mercury and MerCruiser Alpha One Generation II stern drives from 1991 to present, including VAZER drives. It serves as an effective replacement for worn or damaged trim cylinder ram components.
This part directly replaces Mercury/MerCruiser numbers 19-815951 and 8M0214953, and Sierra 18-2466-9, providing compatibility across various production years and serial ranges.
- Includes 1 x Trim Cylinder Ram Cap Anchor Pin
- Installation type: Press-fit over pivot pin
- Material: Black plastic (PA6 Nylon) housing designed for marine environments
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
Superseded By |
Notes |
| Mercury/MerCruiser |
19-815951/8M0214953 |
|
|
| Sierra |
18-2466-9 |
|
|
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 |
Rated HP |
Stroke |
Years |
OEM Part No. |
Notes |
| MerCruiser |
Alpha One Gen II |
N/A |
N/A |
1991-1995 |
19-815951/8M0214953 |
Serial 0D469859 through 0F679999 |
| MerCruiser |
Alpha One Gen II |
N/A |
N/A |
1996-1997 |
19-815951/8M0214953 |
Serial 0F680000 through 0K999999 |
| MerCruiser |
Alpha One Gen II |
N/A |
N/A |
1998-Present |
19-815951/8M0214953 |
Serial 0L100040 & Up |
| MerCruiser |
VAZER Drive |
N/A |
N/A |
All |
19-815951/8M0214953 |
Serial 0W995000 & Up |
| MerCruiser |
VAZER Transom |
N/A |
N/A |
All |
19-815951/8M0214953 |
Serial 0W755000 & Up |
Technical Specifications
| Specification |
Value |
| Product Type |
Trim Cylinder Ram Cap Anchor Pin |
| Installation |
Press-fit |
| Connection |
Press-fit over pivot pin |
| Housing Material |
Plastic (PA6 Nylon) |
| Housing Color |
Black |
| Dimensions |
Approximately 38 mm 38 mm 11 mm (1.5" 1.5" 0.43") |
| Fitting Type |
Cap |
| Thread Size |
N/A - Cap fits over 1/2-13 UNC anchor pin |
| Burst Pressure |
N/A |
| Other Technical Attributes |
Designed for marine environment; snap-fit retention |
Package Contents
- 1 x Trim Cylinder Ram Cap Anchor Pin (19-815951/8M0214953)
Installation Guide
- Ensure the area around the trim cylinder ram is clean and free of debris.
- Align the anchor pin cap with the existing pivot pin on the trim cylinder ram.
- Press-fit the cap securely over the pivot pin until fully seated.
- Verify the snap-fit retention to confirm proper installation.
- Test trim cylinder operation to ensure correct movement without binding.
- Consult a professional if any resistance or improper fit is observed.
Troubleshooting & FAQ
-
How do I confirm this fits my engine?
Check your engine model and year against the Compatibility table. For Mercury engines, use the provided serial number and model guides linked above to verify fit.
-
How is this part different from the OEM?
This listing is an aftermarket replacement part manufactured to OEM specifications using comparable-grade materials, produced in an ISO9002-certified facility with quality inspections.
-
How often should I replace this part?
Replacement frequency depends on usage and operating conditions. Inspect regularly for wear or damage during routine maintenance.
-
What are common signs of failure?
Look for looseness, cracking, or failure of the snap-fit retention, which can cause improper trim cylinder function.
-
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?
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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.