PRW FluidGel Harmonic Balancer 2534601 for GM LS-Series, SFI 18.1 Underdrive

Upgrade crankshaft vibration control in your GM LS-Series engine with the PRW FluidGel Harmonic Balancer, Part Number 2534601. Designed for GM LS1 applications from 1998 through 2006, this harmonic damper uses a fluid-filled construction to help absorb torsional vibrations and protect internal engine components during demanding street or performance use. Its underdrive design can reduce accessory speed and parasitic drag when matched with a compatible belt and pulley system.
Built with a steel body and durable black-painted finish, the PRW 2534601 harmonic balancer combines strength, corrosion resistance, and a clean appearance. It is engineered for internal-balance applications and manufactured to meet SFI 18.1 requirements, making it a dependable choice for performance engine builds where crankshaft stability and component protection are important. Verify engine compatibility, balance configuration, and pulley alignment before installation.
This PRW Industries harmonic balancer is supplied as an individual component for GM LS-Series engines. The FluidGel design supports consistent damping performance across a broad operating range, while the underdrive configuration is intended for applications that benefit from reduced accessory drive speed. Professional installation is recommended, along with inspection of the crankshaft snout, keyway, front seal, and related drive components before fitting the damper.

Features:

• Brand: PRW Industries

• Part Number: 2534601

• Application: GM LS-Series and LS1 engines from 1998 through 2006

• Damping Type: FluidGel harmonic damper for torsional vibration control

• Drive Style: Underdrive design for reduced accessory speed

• Construction: Steel body with black-painted finish

• Balance: Internal balance configuration

• Certification: SFI 18.1 compliant

• Quantity: Sold individually