Tilt Trim Motor – Fits Mercury/Mariner/Force 40-125 HP (Replaces 809885A1, 809885A2)

Product Details

This replacement Tilt Trim Motor – Fits Mercury/Mariner/Force 50-125 HP (Replaces 809885A1, 809885A2) is engineered for single-ram systems on Mercury, Mariner, and Force 40–125 HP outboards from 1992–2006. It includes an integrated reservoir and features a 2-wire connection.

It serves as a direct interchange for several part numbers, including ARCO 6276, Sierra 18-6777, and Mercury OEM parts 809885A1, 809885A2, 809885T2, 813447, 819479A1, 819480A1, 885654T1, and QUICKSILVER 8M6007531.

• Installs with a standard 4-bolt mount.
• Features a durable metal housing with a black epoxy powder coating for corrosion resistance.
• Comes complete with a 2-wire harness with bullet connectors for plug-and-play installation.

Part Number Matrix

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

Engine & Model Compatibility

Confirm your engine model/year in the table below.

This motor is designed for a wide range of Force, Mercury, and Mariner outboard models. Please check your specific model and year against the list to ensure correct fitment.

Technical Specs

Product Type

Tilt Trim Motor with Reservoir

Installation

4-bolt mount

Connection

2-wire with bullet connectors

Housing Material

Metal with epoxy powder coating

Housing Color

Black

Dimensions

OD: 72.8 mm (2.866 in); Length: 175 mm (6.89 in)

Fitting Type

Hollow hex shaft

Other Technical Attributes

12-volt DC reversing motor

Warranty

1-year limited warranty (Extendable to 2 years with ARCO registration)

What’s in the Box

• 1 x Tilt Trim Motor with Reservoir
• 1 x O-ring
• 1 x Shaft Adapter (Coupler)
• 1 x Hardware Kit (Mounting Screws)
• 2 x 3-1/2 Foot Wire Harness w/Bullet Connectors

Installation Notes

1. Disconnect the boat's battery to prevent electrical shorts. Ensure the engine is securely tilted and supported before beginning.
2. Locate and access the existing tilt trim motor assembly. You may need to remove covers or panels.
3. Disconnect the motor's wire harness connectors.
4. Unscrew the mounting bolts holding the old motor in place. Be prepared to manage any residual hydraulic fluid spillage with rags.
5. Carefully remove the old motor. Clean the mounting surface and inspect the hydraulic ram seals for wear or damage.
6. Position the new motor, ensuring the shaft and O-ring are correctly aligned.
7. Secure the new motor with the provided mounting hardware, tightening the bolts to the manufacturer's recommended torque specifications.
8. Connect the new wire harness to the motor and the boat's electrical system.
9. Reconnect the battery, then test the tilt and trim functions through their full range of motion. Check for leaks and smooth operation.

Troubleshooting & FAQ

Safety & Important Info

• Verify images and specifications against 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, typically arriving in 5–15 days.
• Manufacturer-Direct Value — Fair pricing on quality components without compromising on materials or QC.