Harmonic Balancer - Serpentine Super Damper - 7.074 in OD - SFI 18.1 - Steel - Black Oxide - External Balance - GM Duramax - Each

Harmonic Balancer - Serpentine Super Damper - 7.074 in OD - SFI 18.1 - Steel - Black Oxide - External Balance - GM Duramax - Each

Harmonic Balancer - 8.375 in OD - Steel - Black Zinc - External Balance - GM Duramax - Each

Harmonic Balancer Repair Sleeve - 0.790 in Long - 2.331 in Shaft Size - Steel - Big Block Chevy - Each

Harmonic Balancer - 6.325 in OD - SFI 18.1 - Aluminum / Steel - Black Oxide - Internal Balance - GM LS-Series - Each

Harmonic Balancer - Serpentine Super Damper - 7.480 in OD - SFI 18.1 - Aluminum / Steel - Black - Internal Balance - GM LS-Series - Each