GM 2006-2013 LS7 Corvette w/Crank Bolt 10-Rib Drive,  6-Rib Accessory Drive - 10% Overdrive

LSX 10-Rib 10% Overdrive Harmonic Balancer with 6-Rib Accessory Drive for LS7 Corvette -

Part# 856
Only $575.00
SFI 18.1 Harmonic Damper for GM 2006-2013 LS7 Corvette w/Crank Bolt. Features 10-Rib, 10% Overdrive Pulley and 6-Rib Accessory Pulley.


  • Dual Keyway Option - Add $20.00
    Add dual keyways for Supercharged or Extreme Duty Applications. Requires double keyed crankshaft snout.


  • Diameter: N/A
  • Weight: N/A
  • 6-Rib Accessory Drive
  • 10-Rim Main Drive
  • 10% Overdrive
  • Exceeds SFI 18.1 standards and is marked on front with SFI Sticker, and on the rear with SFI number stamped into unit.