Vibration damper illustration – not the actual part
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Vibration damper illustration – not the actual partDiesel Parts Direct logo

Aftermarket parts may appear slightly different, including the packaging.

Cummins6CTA / ISC / QSCCrankshafts

Cummins 3964063 Vibration Damper

Compatible With 6BT, 6BTA, ISB 6.7L, and 6CTA 8.3L Engines

Genuine Cummins Part

OEM #: 3964063SKU: 3964063

Ships in 4-5 days

$782.32

Taxes and Shipping are calculated at checkout

Special Order Item - not eligible for return

This is a genuine Cummins Vibration Damper (7.85" Diameter, Viscous) for 6BT, 6BTA, ISB 6.7L, and 6CTA 8.3L engines.

SKU 3964063
OEM Number 3964063
Part Type Crankshafts
OEM Brand CUMMINS

Warranty

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Genuine Cummins parts warranty

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Call any of our friendly Parts Dept. Specialists with your engine serial number, and we can quickly verify whether this part is the correct part for your engine — no guesswork.

Phone: 888.687.0539

Don't know how to find your engine serial number? Go to our Engine Help Center for assistance.