21176531 Vibration Damper | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Torsional Drive Vibration Damper - Part Number: 21176531

Brand-new genuine Volvo Penta torsional vibration damper fitted between the engine flywheel and the saildrive or reversing-gear input. The resilient element absorbs firing-pulse vibration before it reaches the transmission gears and shaft line.

⚙️ Key Features

• Flywheel-to-transmission torsional damper

• Compatible with selected 2001-2003 and MD22 engines

• Used with 120C/120S and MS2B-A driveline arrangements

• Resilient element tuned for small diesel firing pulses

• Damper assembly only; bolts and coupling flange are separate

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21176531 - Current OEM reference

OEM / Related Numbers:

• Volvo Penta 21176531

• VOE21176531

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Small marine diesel flywheel and transmission/saildrive coupling

Typically suits:

• Engine / drive models:

• 2001

• 2001B

• 2001D

• 2002

• 2002B

• 2002D

• 2003

• 2003B

• 2003D

• 2003T

• 2003TB

• 2003TR

• MD22

• MD22A

• MD22L

• TMD22A

• 120C

• 120S-D

• 120S-E

• MS2B-A

• Engine Type: Volvo Penta small marine diesel and saildrive/reversing-gear driveline

• Year / Generation: Legacy 2000-series and MD22 generation

🔌 Function

Absorbs torsional oscillation and cushions driveline shock between the crankshaft and transmission.

Common signs of failure:

• Gear rattle at idle

• Clunk during engagement

• Cracked or separated rubber element

• Excess rotational free play

• Vibration transmitted into the saildrive or shaft line

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging