87-859032T02 Aftermarket Mercruiser Power Trim Switch Assembly | Sawley's Select Marine Parts

🔧 Product Description

Aftermarket Mercury/Mariner 4000 Gen II Power-Trim Switch and Harness - Part Number: 87-859032T02

Momentary UP/DOWN switch assembly installed in the remote-control handle. The integrated harness sends trim commands to the engine or trim-pump relay circuit.

⚙️ Key Features

• Momentary two-direction trim control

• Integrated marine wiring lead and connector

• Handle-mounted replacement assembly

• Controls both running trim and trailer/tilt movement where supported

• Direct-fit only for the specified remote-control generation

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 87-859032T02 → Current switch/harness format

• 859032-series → Control 4000 Gen II service family

OEM / Related Numbers:

• 87-859032T02

• 859032T02

• REC87-859032T02

Aftermarket / Verified Equivalents:

• Recmar: REC87-859032T02

• Aftermarket Mercury Control 4000 Gen II switch/harness assemblies

🚤 Compatibility

Commonly used on:

• Mercury/Mariner Control 4000 Gen II lock-bar and pistol-grip controls

Typically suits:

• Engine / drive models:

• 4000 Gen II side-mount/panel-mount outboard controls

• Mercury and Mariner outboards using the 859032T02 switch harness

• Controls with matching trim/trailer button and connector

• HP Range: Control/drive application; not horsepower specific

• Engine / Drive Type: Remote-control trim-command switch and harness

• Year Range: Approximately late-1990s onward

• Serial / Identification Range: Match lock-bar/pistol-grip control design, lead length and electrical connector.

🔌 Function

Closes the low-current UP or DOWN command circuit, causing the appropriate relay or solenoid to energise the trim motor.

Common signs of failure or replacement requirement:

• No trim response from the control handle

• Only UP or DOWN operates

• Intermittent response when the button is pressed

• Cracked switch cap or water entry

• Open circuit or corroded connector pins

📦 Condition

• Brand-new aftermarket replacement part

• Supplied as a new replacement component

• Supplied in suitable retail or equivalent packaging