3 0 2018 Cummins ISX15 Engine Harmonic Balancer for a Kenworth T680 $150 USD X15 CM 2350 X116B, Vibration Damper, Dampener, Harmonic Balancer, Part # 4101884, 3680504, 4026799. All Used Engine Parts Sold With a 30 Day “Parts Only†Warranty. In The Event Of... ConditionUsedFits To Make(s)KENWORTHFits To Model(s)T680Stock Number1384-55 MLS Number13892457CategoryEngine Harmonic Balancers Last Updated10/28/2025 LocationFresno, CA, US Sold ByGarabedian Equipment (855) 794-___ SHOWNUMBERCall Seller Email Seller Save More Info