21947168 Kit | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta IS900 900mm Interceptor Trimming Plate Kit - Part Number: 21947168

A genuine Volvo Penta 900mm interceptor trimming-plate assembly for the IS900 boat-trim system.

The plate mounts across the transom and deploys vertically to generate hydrodynamic lift with considerably less protrusion than a conventional trim tab. Servo units, wiring harnesses, drive shafts and control modules are separate system components.

⚙️ Key Features

• Genuine Volvo Penta OEM IS900 trimming plate

• Correct Volvo Penta part number 21947168

• Nominal plate width: 900mm

• Low-profile vertical interceptor design

• Integrates with Volvo Penta electronic interceptor controls

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21947168 current Volvo Penta IS900 trimming-plate reference

OEM / Related Numbers:

• 21947168

• 21948237 related servo-unit kit

• 21875630 earlier/obsolete individual servo unit

• 21888969 related drive-shaft kit

• 21875632 related wiring harness

• 22728820 related mounting-plate kit

Kit Contents:

• IS900 900mm trimming-plate assembly - part number 21947168 - quantity 1

• Internal blade, housing and fixed plate components are supplied as assembly under the same part number

• Servo-unit kit 21948237, drive-shaft kit 21888969, harnesses, mounting plate and installation hardware are separate

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta IS900 interceptor systems

• Automatic or manual vessel trim, list and planing-angle control

Typically suits:

• Engine / Drive models:

• IS900 interceptor installation

• D4, D6, D8, D9, D11 and D13 marine packages using the corresponding Volvo interceptor control system

• D11B3-A MP / D11B4-A MP installations where the serial-numbered interceptor diagram specifies this plate

• HP Range: Vessel and propulsion-package dependent

• Engine / Drive Type: Volvo Penta electronic transom-mounted interceptor trim system

• Year Range: Approximately late 2000s onward; hull width and system configuration control selection

🔌 Function

The plate deploys a vertical blade into the water flow to create controlled stern lift, correct vessel list and optimise running trim.

Common signs of failure or incorrect fitment:

• Plate blade will not deploy or retract

• Housing or blade damaged by impact or fouling

• Unequal trim between port and starboard

• Water intrusion around the transom installation

• Incorrect plate width selected for the hull or control system

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging