878265A6 Aftermarket Mercruiser Trim/Tilt Motor | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Mercury / Mariner Design-II Trim/Tilt Motor Retrofit Kit - Part Number: 878265A6

Reversible 12-volt replacement motor/retrofit assembly for selected Mercury and Mariner outboard hydraulic trim systems. It supersedes the earlier 811628 and 828708A1 motor families and may differ visually from the original.

⚙️ Key Features

• 12 V reversible Design-II trim motor

• Retrofit replacement for earlier motor shapes

• Two-wire marine motor configuration

• Suitable for the matching Mercury hydraulic pump

• Motor/pump sealing hardware supplied according to kit manufacturer

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 878265A6 → Supersedes 878265A2

• 878265A2 → Supersedes 828708A1

• 828708A1 → Supersedes 811628

OEM / Related Numbers:

• 878265A6

• 878265A2

• 828708A1

• 811628

• ARC6279

• Sierra 18-6774

• WSM PH200-T032

• REC878265A6

Aftermarket / Verified Equivalents:

• Sierra: 18-6774

• ARCO: 6279

• WSM: PH200-T032

• Recmar: REC878265A6

• J&N/DB Electrical Design-II replacement family

🚤 Compatibility

Commonly used on:

• Mercury/Mariner outboard trim systems using the 811628/828708/878265 family

Typically suits:

• Engine / drive models:

• 75 and 90 HP three-cylinder models, serial 0C222000-0D283221 and European 9589039-9793576

• Magnum II and Magnum III

• V-135, V-150 and related V6 models through the applicable 0G serial range

• Selected 40-225 HP Mercury/Mariner installations from approximately 1985 onward where 878265A6 is specified

• HP Range: Approximately 40-225 HP on documented applications

• Engine / Drive Type: Outboard hydraulic trim/tilt electric motor

• Year Range: Approximately 1985 onward

• Serial / Identification Range: Confirm original number, wire count, bolt pattern, drive shaft and serial number; retrofit appearance can differ.

🔌 Function

Drives the hydraulic pump in both directions to raise or lower the outboard and maintain running trim.

Common signs of failure or replacement requirement:

• Motor does not run

• Slow or intermittent trim

• Excessive current draw

• Water intrusion or corrosion

• Motor runs but pump does not engage

📦 Condition

• Brand-new aftermarket replacement part

• Supplied as a new replacement component

• Supplied in suitable retail or equivalent packaging