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Vibratech TVD

VIBRATECH 718041-600

Cummins QSX Crankshaft Damper

Cummins Quantum Series Viscous Harmonic Crankshaft Damper

Vibratech 718041-600 Vibration Balancer is a Heavy Duty Diesel Damper for the Cummins QSX Engine Series. 

Cummins QSX Series Replacement Damper Applications:

  • Cummins Quantum QSX Diesel Engine for Rail
  • Cummins Quantum QSX for Industrial Applications
  • Cummins Quantum QSX for Construction Applications
  • Cummins Quantum QSX for Agriculture Applications
  • Cummins Quantum QSX for Gas Applications
  • Cummins Quantum QSX for Oil Applications

This American Made Viscous Crank Damper is designed for use on the following Cummins Quantum QSX Series Engines

  • QSX 665
  • QSX 630
  • QSX 600
  • QSX 560
  • QSX 560
  • QSX 535
  • QSX 535
  • QSX 520
  • QSX 510
  • QSX 500
  • QSX 485
  • QSX 450
  • QSX 435
  • QSX 410
  • QSX 400
  • QSX 390
  • QSX 375

The advanced design and performance of the Cummins Quantum QSX diesel meet the below emissions standards:

  • Tier 2
  • Tier 3 
  • Tier 3 Stage IIIA 
  • Tier 4

The QSX is designed to deliver dependable performance without compromise, every hour of every workday. With a unique dual overhead cam design that allows the engineers at Cummins to optimize combustion efficiency. To meet these strict emissions standards the QSX uses in-cylinder technology, a simple and cost-effective solution that maintains the proven performance, dependability and durability of the QSX while operating cleanly and efficiently.

A Vibratech TVD Cummins QSX Heavy Duty Diesel Crankshaft Damper automatically self-tunes to optimum damping of torsional crankshaft vibrations in real-time. This High Quality American Made Cummins Diesel Crankshaft Damperis critical to extending crankshaft life beyond 500,000 miles. This Cummins ISX Heavy Duty Diesel Crankshaft Damper controls torsional vibrations, improves the smooth engine operation while revving and under heavy load.

What could happen if you do not replace your Cummins QSX Diesel Damper at the appropriate service interval?

The use of a worn or damaged viscous damper will lead to catastrophic engine failure. This had happened to many owner-operators when this item was overlooked while completing an in-frame overhaul. Replacing the vibration damper will not fix wear or undue neglect of the proper maintenance protocols of the engine components. Vibratech does not recommend or endorse re-using viscous dampers.

Vibratech TVD Cummins QSX Diesel Crankshaft Damper 718041-600 is a direct bolt-on American Made fluid-filled viscous damper. The Vibratech Cummins QSX Heavy Duty Diesel Crankshaft Damper is precision made superior quality torsional vibration damper. The Vibratech 718041-600 is a Heavy Duty Replacement Diesel Damper for the Cummins QSX engine. The Vibratech 718041-600 Diesel Viscous Damper works on the entire Cummins QSX engine series with power ratings of 375 to 665 HP.

The Cummins QSX Heavy Duty Diesel Crankshaft Damper from Vibratech offers:

  • Reduced Cummins QSX engine vibrations
  • Increases the horsepower and torque
  • Only a viscous damper can reduce wear on the engines main bearings
  • Better fuel efficiency
  • Extends the life of the engine
  • Improves valve timing
  • Quiets Slapping Belts
  • Proven to reduce driver fatigue from excessive vibrations
  • Paintable steel finish

This Cummins QSX High Performance Torsional Vibration Damper cross-reference:

  • Cummins 4101884
  • Cummins 4026799
  • Cummins 3680504

Vibratech TVD® invented the viscous damper technology in 1946 and continued to make these Cummins QSX Heavy Duty Diesel Crankshaft Dampers in the USA!

The Cummins QSX Diesel Crankshaft Damper from Vibratech features:

  • A Harmonic Damper is categorized as a vicious crankshaft damper or balancer.
  • The Damper is designed with a free rotation inertia ring surrounded by a viscous silicone fluid.
  • The Damper is enclosed in a laser welded, sealed housing.
  • Cummins QSX Diesel Crankshaft Damper is manufactured in a registered state-of-the-art ISO 9001-2008certified facility.
  • No maintenance is required on the Vibratech Cummins QSX Heavy Duty Diesel Crankshaft Damper.
  • Vibratech viscous dampers for the Cummins QSX diesel are computer balanced and hermetically sealed at the time of manufacturing.
  • Vibratech TVD viscous dampers are made to control torsional vibrations at all engine speeds and power levels.
  • This viscous damper is constructed of steel, which is certified for disposal at a recycling center.
  • No maintenance is required on the Vibratech Cummins QSX Heavy Duty Diesel Crankshaft Damper.
  • This viscous engine damper automatically self-tunes to optimize the damping of crankshaft torsional vibrations in real-time.
  • Only a precision viscous damper can increase the life of your Cummins QSX diesel.
  • They are offered as a direct bolt-on replacement crankshaft damper for the Cummins QSX series diesel engines.
  • This Harmonic Damper controls the destructive torsional vibrations produced during combustion.

Your Cummins diesel engine needs the best torsional vibration damper available so purchase a Vibratech TVD Viscous Damper. Only the use of a viscous damper will control torsional vibrations and prolong the life of your motor.The Cummins ISX series damper replacement is between 350K and 500K miles.The use of an overseas manufactured diesel damper is penny-wise and pound foolish!

NOTE: If you do not replace your vehicle's Cummins QSX Heavy Duty Diesel Crankshaft Damper at the appropriate service interval, a worn viscous damper will lead to catastrophic engine failure. Replacing the vibration damper does not fix wear or extreme neglect of proper maintenance to the engine components. Vibratech TVD does not recommend or endorse re-using viscous dampers. Any tampering to the housing to recondition the damper may reduce its effectiveness and cause engine damage. Vibratech TVD viscous dampers for the control of torsional vibration are constructed of steel for disposal at a recycling center. The image portrayed is not an accurate representation of this Cummins QSX Viscous Harmonic Damper.

The Cummins QSX Heavy Duty Diesel Crankshaft Damper by Vibratech isMADE IN THE USA!Cummins ISX Heavy Duty Diesel Vibration Balancer Crankshaft Damper

  • Engine:Cummins QSX Series Diesel Engines
  • Flow Rate:
  • Item Number: Vibratech 718041-600
  • Make: Cummins
  • Model: Diesel
  • year 
  • Manufacturer Part No: 718041-600
  • Product Application: Cummins QSX Engine Series diesel engines.
  • Height: 3
  • Width: 17
  • Brand: Vibratech
  • FAQWhat happens if I choose not to change the damper on your Cummins QSX Engine. If you choose not to replace your Viscous Crankshaft Damper the destructive torsional vibrations may lead to a cracked or broken crankshaft, valve train problems, and premature bearing wear.
  • Part Number: Vibratech 718041-600
  • Manufacturer: Vibratech TVD
  • Product NoteThe Torsional Vibration Damper on your Cummins QSX is a wear item that requires replacement at the 500,000-mile mark.  The installation of a new Damper is strongly recommended in an effort to eliminate harmful torsional crankshaft vibration and ensure trouble-free operation. The replacement of the engine crankshaft damper is often overlooked during the In-Frame overhaul process due to costs. We at KLM Performance come across two different types of customers the ones who choose to purchase a replacement viscous crankshaft damper and the ones who wish they had. The second customer is the one now dealing with a damaged crankshaft and other serious engine failures.


VIBRATECH WARRANTY: All warranty claims must be made with your point of purchase.

LIMITED WARRANTY: Vibratech TVD warranty extends to the original purchaser only, and a copy of sales receipt must be provided. Keep your receipt.

Vibratech recommends that our customers have their Vibratech products installed by a certified technician or engine builder as the warranty does not cover installation errors. Vibratech offers a one-year warranty for defects in material and workmanship. The repair or replacement will be at Vibratech’s discretion. If purchased from Vibratech: To obtain warranty service, call customer service to receive a return authorization number.

Warranty Returns must include the RMA#, description of the problem, and a copy of the purchase invoice/receipt.

Warranty Returns shipped without an RMA# will not be processed.

Customers are responsible for freight charges to Vibratech.

If a Vibratech product is faulty, Vibratech will pay UPS Ground Freight when returning the product to the customer.


• Damper failure due to improper installation or maintenance.

• Loss or injury incurred from the use or operation of Vibratech products.

• Misuse, abuse, modifications, or unauthorized repairs.

• Removal or replacement cost.

• The cost incurred due to the downtime of the vehicle.

• Damage to other engine or vehicle components.

• Normal wear and tear.

• Use in racing applications or competitive purposes.

• Vibratech limited warranty coverage is subject to change due to uncontrolled circumstances with or without notice.

• Custom manufactured items are non-refundable.

Vibratech TVD reserves the right to make changes in design, additions to, or improvements in its standard products without liability to install, change, or improve any product manufactured and shipped prior thereto.

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