21573048 Flywheel | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta D13/TAD13 Heavy-Duty Flywheel - Part Number: 21573048

Heavy flywheel used across Volvo Penta D13 marine and TAD13 generator/industrial engines. It smooths crankshaft speed, carries the starter ring gear and provides the driven-equipment or flexible-coupling mounting face.

⚙️ Key Features

• Exact D13B/D13C and TAD1343/1346 catalogue applications

• Approximately 80 kg

• Used with ring gear 20711957

• Precision crankshaft mounting and run-out surfaces

• Serial-split flywheel application on some D13 variants

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21573048 (current OEM service number)

OEM / Related Numbers:

• VOE21573048

• VOL-21573048

• Associated ring gear: 20711957

• Approximate weight: 80 kg

Aftermarket / Verified Equivalents:

• No direct-fit branded aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D13 marine and TAD13 generator/industrial flywheel systems

Typically suits:

• Engine models / systems:

• D13B-N MH

• D13B-E MH

• D13C1-A MG

• D13C4-B MP

• D13C6-A MP

• TAD1343GE

• TAD1346GE

• Engine Type: 12.8-litre inline-six turbocharged diesel

• Serial Note: Confirm flywheel housing, ring gear and engine serial split before ordering

🔌 Function

Stores rotational energy, carries the starter ring gear and transfers torque to the transmission, generator or coupling.

Common signs of failure:

• Damaged starter ring-gear teeth

• Cracks or heat checking

• Excessive run-out or vibration

• Fretting around crankshaft bolts

• Damaged coupling mounting surface

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging