View 16 Photos View 0 Videos Caterpillar C12 Vibration Damper for a 1999 Kenworth T800 $75 USD Good used Balancer from a Caterpillar C12 engine. The balancer has been visually inspected and is in good condition. The balancer has rust, corrosion, chipped paint, and scuff marks, please... ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)1999Part Number240092-17Stock Number240092-17 MLS Number13206246CategoryEngine Harmonic Balancers Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 12 Photos View 0 Videos Caterpillar 3208 Vibration Damper for a 1985 Ford LNT8000 $75 USD Good used harmonic balancer with pulley from a Caterpillar 3208 engine. The harmonic balancer with pulley has been visually inspected and is in good condition. The harmonic balancer with... ConditionUsedFits To Make(s)FordFits To Model(s)LNT8000Will Fit Year(s)1985Part Number220563-28Stock Number220563-28 MLS Number13476647CategoryEngine Harmonic Balancers Last Updated5/15/2026 LocationKankakee, IL, US Sold ByRiver Valley Truck Parts (844) 604-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar C7 ACERT Vibration Damper for a 2004 Freightliner FS65 Contact for price 2004 Caterpillar C7 Harmonic Balancer / Dampener - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text. We... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)FS65Will Fit Year(s)2004Stock NumberC7-0456-3 MLS Number11110989CategoryEngine Harmonic Balancers Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C15 Vibration Damper for a 2004 Kenworth T800 Contact for price 2004 Caterpillar C15 Harmonic Balancer P/N 9N-0722 09 - Used - May have some cosmetic blemishes (see photos). Got questions or need more information? Give us a shout by phone, email, or text... ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2004Part Number9N-0722 09Stock NumberKW-0476-29 MLS Number9991657CategoryEngine Harmonic Balancers Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar C15 Vibration Damper for a 2007 Kenworth T800 Contact for price Caterpillar C15 Dampener/Balancer, Call us Today, We ship everywhere., Serial#: other, Casting#: other ConditionUsedFits To Make(s)KenworthFits To Model(s)T800Will Fit Year(s)2007Stock NumberKW-0413-44 MLS Number10127240CategoryEngine Harmonic Balancers Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Caterpillar C15 Vibration Damper for a 2006 Peterbilt 378 Contact for price Caterpillar C15 harmonic balancer, part # 1678125. Call us today, we ship everywhere., Serial#: 1678125, Casting#: 1678125 ConditionUsedFits To Make(s)PeterbiltFits To Model(s)378Will Fit Year(s)2006Stock NumberC15-PT0451-16 MLS Number10133293CategoryEngine Harmonic Balancers Last Updated5/14/2026 LocationYork, ON, Canada Sold ByLomoca Inc. (833) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3126 Vibration Damper for a Unmarked N/A $125 USD Caterpillar 3126 Vibration Damper, Dampener, Harmonic Balancer, P/N 4P73780. ConditionUsedFits To Make(s)UnmarkedFits To Model(s)N/AStock Number4538985 MLS Number13892165CategoryEngine Harmonic Balancers Last Updated4/21/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Caterpillar 3126B Vibration Damper $125 USD 3126B Vibration Damper, Harmonic Balancer, 7C8444 ConditionUsedStock Number4536374 MLS Number13888858CategoryEngine Harmonic Balancers Last Updated4/21/2026 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos Caterpillar 3126 Vibration Damper $40 USD Good used, cleaned and inspected Caterpillar 3126 Harmonic Balancer. Part Number: 4P7378, 338-9809, 10R-0706 Quantity16ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3126Part Number4P7378Stock NumberRyd 4P7378 MLS Number10203993CategoryEngine Harmonic Balancers Last Updated3/24/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Used Caterpillar C10 Balancer $270 USD Used C10 Balancer, Type: Viscous, Diameter: 13-1/2" ConditionUsedPart Number1323171Stock Number579-10163 MLS Number14237454CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Caterpillar C9 Balancer $249.99 USD Used C9 Balancer, Type: Serpentine, Diameter: 9 3/8" ConditionUsedPart Number2178994Stock Number579-10407 MLS Number14236965CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Caterpillar C9 balancer $250 USD Used C9 balancer, Type: Serpentine, Diameter: 9-1/2" ConditionUsedPart Number2178994Stock Number579-10408 MLS Number14236964CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos 2007 Used Caterpillar C7 Vibration Damper $100 USD Used C7 Vibration Damper, Type: Rubber, Diameter: 13.500" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C7Will Fit Year(s)2007Part Number4P7378Stock Number579-10667 MLS Number14236329CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Caterpillar C13 Acert Vibration Damper $215 USD Used C13 Acert Vibration Damper, Type: Serpentine, Diameter: 13 7/8" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C13 AcertPart Number2835877Stock Number579-10687 MLS Number14236302CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 4 Photos View 0 Videos Used Caterpillar 3306DI vibration damper $189 USD Used 3306DI vibration damper, Type: Viscous, Diameter: 12" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)3306DIPart Number4W337Stock Number579-10705 MLS Number14236284CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2008 Used Caterpillar C9 Acert Vibration Damper $270 USD Used C9 Acert Vibration Damper, Type: Serpentine, Diameter: 13 3/8" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C9 AcertWill Fit Year(s)2008Part Number2089619Stock Number579-10710 MLS Number14236272CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos 2006 Used Caterpillar C15 Acert Dampener $250 USD Used C15 Acert Dampener, Type: Viscous, Diameter: 13-3/8" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C15 AcertWill Fit Year(s)2006Part Number1678126Stock Number579-10728 MLS Number14236139CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Caterpillar C13 Acert Crank Pulley $225 USD Used C13 Acert Crank Pulley, Type: Serpentine, Diameter: 14" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C13 AcertPart Number3058194Stock Number579-10766 MLS Number14235906CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos Used Caterpillar C13 Acert Vibration Damper $225 USD Used C13 Acert Vibration Damper, Type: Serpentine, Diameter: 14" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C13 AcertPart Number3058194Stock Number579-10800 MLS Number14235843CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2008 Used Caterpillar C13 Acert Vibration Damper $215 USD Used C13 Acert Vibration Damper, Type: Serpentine, Diameter: 13 13/16'' ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C13 AcertWill Fit Year(s)2008Part Number2835877Stock Number579-10814 MLS Number14235786CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 3 Photos View 0 Videos 2008 Used Caterpillar C13 Acert Damper $215 USD Used C13 Acert Damper, Type: Serpentine, Diameter: 13-7/8" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C13 AcertWill Fit Year(s)2008Part Number305-8194Stock Number579-10846 MLS Number14235739CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 5 Photos View 0 Videos 2006 Used Caterpillar C15 Acert Vibe Damper $200 USD Used C15 Acert Vibe Damper, Type: Viscous, Diameter: 13 1/4" ConditionUsedFits To Make(s)CaterpillarFits To Model(s)C15 AcertWill Fit Year(s)2006Part Number1678126Stock Number579-10925 MLS Number14235521CategoryEngine Harmonic Balancers Last Updated3/11/2026 LocationDorr, MI, US Sold ByFrontier Truck Parts (855) 300-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2002 Caterpillar Engine Harmonic Balancer for a Sterling ACTERRA $250 USD Good Condition, Call DTI Trucks For More Information And For Shipping Quotes ConditionUsedFits To Make(s)STERLINGFits To Model(s)ACTERRAStock Number61719 MLS Number12529791CategoryEngine Harmonic Balancers Last Updated1/21/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 1 Photo View 0 Videos 2000 Caterpillar Engine Harmonic Balancer for a Freightliner FL70 $225 USD Complete Harmonic Balancer, Good Condition, Call For More Information And Shipping Quote ConditionUsedFits To Make(s)FREIGHTLINERFits To Model(s)FL70Stock Number50697 MLS Number11449297CategoryEngine Harmonic Balancers Last Updated1/6/2026 LocationWheat Ridge, CO, US Sold ByDTI Truck Parts (833) 614-___ SHOWNUMBERCall Seller Email Seller Save More Info
View 2 Photos View 0 Videos Caterpillar 3306 DI Engine Harmonic Balancer for a Caterpillar 3306DI $100 USD Good used, cleaned and inspected Caterpillar 3306DI harmonic balancer. Part number: 4W337 Quantity2ConditionUsedFits To Make(s)CATERPILLARFits To Model(s)3306DIPart Number4W337Stock NumberRyd 4W337 MLS Number11452866CategoryEngine Harmonic Balancers Last Updated1/1/2026 LocationFitchburg, MA, US Sold ByRydemore Heavy Duty Truck Parts (888) 519-___ SHOWNUMBERCall Seller Email Seller Save More Info