PowerBond Race Serpentine Underdrive SFI 18.1 Harmonic Balancer - 6.220 in OD - Black Powder Coat - Internal Balance - GM LS-Series Knee Protector are CNC machined from billet

are CNC machined from billet 6061 aluminum for strength

Snell SA2020 and FIA 8859 certified

1997-2000 GMC C3500

High-strength all- steel construction provides an unwavering foundation for mounting most brands of aftermarket winches

tie rod end

PowerBond Race Serpentine Underdrive SFI 18.1 Harmonic Balancer - 6.220 in OD - Black Powder Coat - Internal Balance - GM LS-Series Knee Protector are CNC machined from billetProduct Description: Harmonic Balancer Race Serpentine Underdrive 6. 220 in OD SFI 18. 1 Steel Black Powder Coat Internal Balance GM LS Series Sold Individually PowerBond produces steel harmonic balancers that are designed to outperform conventional harmonic balancers without the weight penalty of many competitive balancers.