
3925570 Vibration Damper
We mainly deals in Dongfeng truck accessories (engine/axle/gearbox/cabin), especially Dana axle accessories and Cummins engine parts (4BT, 6BT, 6CT, 6L, ISBE, ISDE, ISLE,ISF2.8, ISF3.8, NTA855, KTA19,KTA38, KTA50, M11, ISM, etc.) with great advantages
Product Descreiption
Basic Parameters
- Part Number: 3925570
- Applicable Engine: Cummins 6CT8.3 / 6C Series diesel engine
- Type: Crankshaft torsional vibration damper (harmonic balancer)
- Installation form: Press-fit mounting on crankshaft nose
- Material: Cast iron hub + rubber damping layer
- Matching belt: Multi-groove drive belt compatible
Installation Position
It is installed on the front end of the engine crankshaft. It is the outermost component at the front of the crankshaft, behind the crankshaft pulley cover.
Function
- Absorb torsional vibration generated during crankshaft operation.
- Reduce engine vibration and noise, prevent crankshaft fatigue fracture caused by resonance.
- Equipped with belt grooves to drive engine auxiliary components via the drive belt.
- Protect the crankshaft, timing components and other related parts from vibration damage, extending engine service life.




