--- title: Caterpillar Replacement Dampers - Vibratech TVD description: Vibratech TVD manufactures high quality and dependable replacement dampers for Caterpillar engines. --- [![Vibratech TVD - Torsional Viscous Dampers](https://www.vibratechtvd.com/hs-fs/hubfs/IMAGES-web/logo-VB.png?width=298&height=136&name=logo-VB.png "Vibratech TVD - Torsional Viscous Dampers")](https://www.vibratechtvd.com/?hsLang=en) - [OEM SERVICES](https://www.vibratechtvd.com/oem-services?hsLang=en) - [VISCOUS DAMPERS](https://www.vibratechtvd.com/torsional-dampers?hsLang=en) - [Benefits](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#benefits) - [How it Works](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#howitworks) - [Crankshaft Dampers](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#crankshaft) - [Camshaft Dampers](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#camshaft) - [Driveline Dampers](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#drivelinedampers) - [Electric Drive Dampers](https://www.vibratechtvd.com/torsional-dampers?hsLang=en#edrive) - [INDUSTRIES](https://www.vibratechtvd.com/industries?hsLang=en) - [On-Highway](https://www.vibratechtvd.com/on-highway?hsLang=en) - [Off-Highway / Machine](https://www.vibratechtvd.com/off-highway-machinery?hsLang=en) - [Oil, Gas & Energy](https://www.vibratechtvd.com/oil-gas-energy?hsLang=en) - [Marine](https://www.vibratechtvd.com/marine?hsLang=en) - [Motorsports](https://www.vibratechtvd.com/motorsports?hsLang=en) - [Defense](https://www.vibratechtvd.com/defense?hsLang=en) - [Rail](https://www.vibratechtvd.com/rail?hsLang=en) - [CATALOG DAMPERS](https://www.vibratechtvd.com/catalog-dampers?hsLang=en) - [Caterpillar](https://www.vibratechtvd.com/caterpillar-replacement-dampers) - [Cummins](https://www.vibratechtvd.com/cummins-replacement-dampers?hsLang=en) - [Detroit Diesel](https://www.vibratechtvd.com/detroit-diesel-replacement-dampers?hsLang=en) - [International/Navistar](https://www.vibratechtvd.com/international-navistar-replacement-dampers?hsLang=en) - [Mack](https://www.vibratechtvd.com/mack-replacement-dampers?hsLang=en) - [Cooper / GE / Mitsubishi / Waukesha](https://www.vibratechtvd.com/cooper-ge-mitsubishi-waukesha?hsLang=en) - [\> When To Replace](https://www.vibratechtvd.com/when-to-replace-damper?hsLang=en) - [\> Where To Buy](https://www.vibratechtvd.com/where-to-buy?hsLang=en) - [\> Remanufacturing](https://www.vibratechtvd.com/remanufacturing-program?hsLang=en) - EDUCATE - [Tech Articles](https://www.vibratechtvd.com/tech-articles?hsLang=en) - [VIBRA-BLOG](https://blog.vibratechtvd.com/vibra-blog?hsLang=en) - [COMPANY](https://www.vibratechtvd.com/about-us?hsLang=en) - [About Us](https://www.vibratechtvd.com/about-us?hsLang=en) - [Machining Services](https://www.vibratechtvd.com/horschel-brothers-precision?hsLang=en) - [Contact](https://www.vibratechtvd.com/contact?hsLang=en) # Caterpillar Replacement Dampers High quality, dependable dampers made in the USA. [When To Replace](https://www.vibratechtvd.com/when-to-replace-damper?hsLang=en) [Where to Buy](https://www.vibratechtvd.com/where-to-buy?hsLang=en) [Installation Instructions](https://www.vibratechtvd.com/hubfs/IMAGES-web/CATALOG%20DAMPERS/Vibratech-Installation-Guidelines.pdf?hsLang=en) Vibratech TVD invented viscous damper technology in 1946. Since then, the design has been imitated but never duplicated. Viscous Vibratech TVD dampers are used by the largest names in diesel engine manufacturing for the following reasons: *Quality, Dependability, and Longevity.* **Features & Benefits** • Direct OE replacement • Increase horsepower & torque • Better fuel efficiency • Extends the life of the engine • Improves valve timing • Paintable steel finish • Premium quality • Made in USA --- ## Engine Model D / G379 / 398 / 399 **Reference Number** 2P1793 / 1678133 **Part Number** 712020-001 **O.D./Inches** 21 **Wt./Lbs.** 100 ## Engine Model 3306 / 330C / 3304 / 333C **Reference Number** 4W0337 / 1678123 **Part Number** 715452-000 **O.D./Inches** 12.3 **Wt./Lbs.** 32 ## Engine Model D 343 / D346 **Reference Number** 9S4444 / 1678128 **Part Number** 715462-000 **O.D./Inches** 13.5 **Wt./Lbs.** 38 ## Engine Model C15\* / C16 / 3408 / 3406 (A,B,C,E,PC) **Reference Number** 7E9520/1678126 **Part Number** 716405-000 **O.D./Inches** 13.5 **Wt./Lbs.** 41 \* Does not fit C15 SDP series engines/Mfg. 2008-2010 ## Engine Model 3500 Series **Reference Number** 1933288 **Part Number** 718019-600 **O.D./Inches** 21 **Wt./Lbs.** 113 ## Engine Model C10 / C12 / C13 **Reference Number** 167-8125 **Part Number** 1341604 **O.D./Inches** 13.5 **Wt./Lbs.** 34 The names Caterpillar®/CAT®, Cummins®, International/Navistar®, Detroit Diesel®, Waukesha®, Mack®, GM®/Duramax®, Ford®/Power Stroke®, Cooper®, General Electric®, Mitsubishi® and all related descriptions, numbers, and symbols are used for reference only.  It is neither inferred nor implied that any Vibratech TVD aftermarket part are a product of, authorized by, or in any way connected with the original equipment manufacturer, or that they are original equipment. ![Vibratech TVD](https://www.vibratechtvd.com/hs-fs/hubfs/IMAGES-web/logo-VB.png?width=180&height=82&name=logo-VB.png) 180 Zoar Valley Road Springville, NY 14141  USA **Contact Us** (716) 592-1000 [sales@VibratechTVD.com](mailto:sales@vibratechtvd.com) Mon-Thurs (8am - 4:30pm EST) \* Fri (7am - 3:30pm EST) © 2026, Vibratech TVD • [Horschel Companies](http://www.horschel.com/) Member [Copyright / Disclaimers / Accessibility Statement / Privacy Statement](https://vibratechtvd.hs-sites.com/copyright-disclaimer?hsLang=en) ![PROTECTING THE ENGINES THAT MOVE THE WORLD](https://www.vibratechtvd.com/hs-fs/hubfs/IMAGES-web/INTERFACE/footer-engines.jpg?noresize&width=542&height=72&name=footer-engines.jpg) [![Twitter](https://www.vibratechtvd.com/hubfs/IMAGES-web/ICONS/twitter-icon.png)](https://twitter.com/vibratechtvd) [![Linkedin](https://www.vibratechtvd.com/hubfs/IMAGES-web/ICONS/linkedin-icon.png)](https://www.linkedin.com/company/vibratech-tvd/)