21134648 Flywheel | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta Flywheel - Part Number: 21134648

A heavy flywheel used on TAD420VE and selected D5/D7 industrial engines from the specified serial break. The flywheel stores rotational energy, carries the starter ring gear and provides the driven-equipment mounting face.

⚙️ Key Features

• Current replacement for flywheel 20532339

• Uses starter gear ring 21033328

• Serial-controlled application from SN10465821- in the TAD420VE diagram

• Precision balanced heavy casting

• Mounting face and inertia are matched to the engine rating

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21134648 → Supersedes 20532339

OEM / Related Numbers:

• 21134648

• 20532339

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

Assembly / Service Components:

• 21033328 - starter gear ring

• 21112999 - associated flange

• 20405654 - flywheel screws

🚤 Compatibility

Commonly used on:

• D7E-family turbocharged industrial/generator diesel

Typically suits:

• Engine models:

• TAD750VE

• TAD750GE

• TAD751GE

• TAD752GE

• TAD753GE

• TAD754GE

• HP Range: Industrial/generator rating dependent

• Engine Type: D7E-family turbocharged industrial/generator diesel

• Year / Serial Range: Turbocharger, crankshaft and flywheel components are controlled by model and serial number

🔌 Function

Smooths crankshaft speed between combustion events, provides starter engagement and transmits torque to the connected drivetrain or generator.

Common signs of failure:

• Abnormal gear, valve-train or driveline noise

• Excessive runout or misalignment

• Fretting, scoring or cracked surfaces

• Timing, starting or power-delivery problems

• Metal contamination or accelerated mating-part wear

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging