21924224 Propeller | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Type J4 Front Left-Hand 3-Blade Aluminium Duoprop Propeller, part number 21924224. A genuine Volvo Penta Type J4 front propeller for 280DP, 290DP and DP sterndrives. This left-hand, three-blade aluminium propeller must be paired with rear propeller 21924244.

⚙️ Key Features

• Factory blade area, pitch progression and hub geometry

• Designed for matched front and rear counter-rotating operation

• Balanced genuine Volvo Penta propeller

• Application-specific material and blade count

• Must be paired with the matching propeller size and series

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21924224 (current OEM reference)

OEM / Related Numbers:

• 21924244 - matching Type J4 rear propeller

• 21924264 - complete Type J4 propeller set

• Set contents: 21924224 - front propeller; 21924244 - rear propeller

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta Aquamatic 280DP, 290DP and DP Duoprop installations using Type J aluminium propellers

Typically suits:

• Engine / drive models:

• 280DP

• 290DP

• DP sterndrives with Type J matched propeller sets

• HP Range: Application and hull dependent; commonly selected for diesel installations up to approximately 290HP

• Engine Type: Volvo Penta Aquamatic counter-rotating Duoprop sterndrive

• Year Range: Legacy and current supported Type J applications

• Serial / Fitment Note: Use only as a matched J4 front and rear pair. Do not mix Type J with Type A or B propellers or combine different J sizes.

🔌 Function

Converts engine torque into forward or reverse thrust while the counter-rotating pair balances torque and maintains efficient water flow through the drive.

Common signs of failure:

• Vibration or propeller-shaft noise

• Bent, cracked or eroded blades

• Cavitation burns or edge damage

• Engine unable to reach the specified full-load rpm

• Hub movement, impact damage or galvanic corrosion

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging