New LB7 & LLY Duramax Harmonic Balancer / Dampener | 97225896, 97328573, 97780412 | 2001-2005 GM Duramax LB7 / LLY 6.6L 

New LB7 & LLY Duramax harmonic balancer, also known as a crankshaft pulley damper, plays a vital role in an internal combustion engine by minimizing vibrations and ensuring smooth operation. It manages the torsional vibrations of the crankshaft, which are caused by the combustion process. The balancer is built with a rubber insulator between the outer ring and the inner hub, effectively absorbing vibrations and enhancing engine stability. This component comes with a two-year warranty.

Features:

• Perfect Fit: This harmonic balancer assembly is engineered to match the exact specifications of the original, ensuring a seamless replacement.
• Robust Construction: Built with a rubber vibration damper securely bonded between ductile steel components for enhanced durability.
• Cost-Effective: Provides the same quality as original equipment at a more affordable price.
• Thoroughly Tested: Undergoes rigorous dimensional checks, material validation, and performance testing to guarantee reliability.