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Trim Sender Gimbal Ring Bushing – Fits MerCruiser Bravo 1/2/3 & Alpha One Gen II (Replaces 23-847637)

Sale price $24.99 Regular price $39.00
Shipping calculated at checkout.

Trim Sender Gimbal Ring Bushing – Fits MerCruiser Bravo 1/2/3 & Alpha One Gen II (Replaces 23-847637) is backordered and will ship as soon as it is back in stock.


Worry-free returns

You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Delivery and Shipping

Free standard shipping on all orders under 1 KG

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

This replacement Trim Sender Gimbal Ring Bushing is designed to fit MerCruiser Alpha One Gen II (1998 and newer) and all Bravo series (I, II, III, X, XR, XZ) gimbal rings. It restores the proper Bounding and function of the trim position sensor, ensuring accurate gauge readings.

It serves as a direct replacement for Mercury/MerCruiser part numbers 23-847637, 23-92300, and 23-923001.

  • Installs directly into the gimbal ring housing.
  • Engineered to meet or exceed original equipment specifications for fit and function.
  • Resolves common issues with erratic or failing trim position sensors.

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket.

Brand Part Number
Mercury Marine / MerCruiser 23-847637
Mercury Marine / MerCruiser 23-92300
Mercury Marine / MerCruiser 23-923001

Engine & Model Compatibility

Confirm your engine model/year in the table below.

Fitment includes a wide range of MerCruiser sterndrives using Alpha One Gen II and all Bravo transom assemblies.

Brand Model Years OEM Part No.
MerCruiser Alpha One Gen II 1998–Present 23-847637
MerCruiser Bravo One All 23-847637
MerCruiser Bravo Two All 23-847637
MerCruiser Bravo Three All 23-847637
MerCruiser Blackhawk 1994–1995 23-847637

Technical Specs

Product Type
Trim Sender Bushing
Installation Location
Gimbal Ring
Dimensions
Length: 25.4mm (1.00"), Width: 25.4mm (1.00"), Height: 19.05mm (0.75")
Weight
0.009kg (0.02 lbs)
GTIN
745061411920

What’s in the Box

  • 1 x Bushing (Replaces 23-847637)

Installation Notes

  1. Disconnect the vessel's battery to prevent electrical shorts.
  2. Trim the sterndrive to the "up" or "trailer" position for access to the transom assembly.
  3. Remove the trim sender sensor from the gimbal ring. This may require detaching a C-clip or retaining screws.
  4. Carefully extract the old, worn bushing from its bore in the gimbal ring.
  5. Clean the bore surface to remove any corrosion, debris, or old material.
  6. Align the new bushing and gently press it into the bore until it is fully and evenly seated. A socket or bushing driver can aid this process.
  7. Reinstall the trim sender sensor, ensuring it engages correctly with the new bushing.
  8. Reconnect the battery and test the trim gauge for proper operation throughout its range of motion.

Troubleshooting & FAQ

How do I know if my trim sender bushing is failing?

Common signs include an erratic or non-functional trim position gauge, visible cracking or deterioration of the bushing, or excessive free play in the trim sender mechanism where it mounts to the gimbal ring.

Will this fit my specific MerCruiser Bravo model?

This bushing is designed as a universal fit for all MerCruiser Bravo series (I, II, III, X, XR, XZ) and Alpha One Gen II (1998+) gimbal rings. It is always best practice to verify your original part number matches one of the references listed.

Is a special tool required for installation?

No special tools are required, but a socket of a similar outside diameter or a bushing driver can help press the new bushing in evenly without causing damage. Basic hand tools are needed to access the sender.

What is the recommended replacement interval for this part?

There is no fixed service interval. This bushing should be inspected during any regular sterndrive service. We recommend replacing it proactively if it appears worn or if you are already replacing the trim sender sensor.

OEM vs. Aftermarket?

This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

Shipping speed & cost

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

Warranty & returns

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Safety & Important Info

  • Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
  • This is an aftermarket replacement, not an OEM component.
  • Professional installation is recommended for safety and performance.

About Sea Sierra

  • Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
  • Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
  • Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.

Payment & Security

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