Crankshaft Pulley for Diesel Engine 6BG1 High-quality crankshaft pulley designed for Excavator ZAX200 construction machinery (Part Numbers: 1-1237147-0, 112371470). Product Features Crankshaft Pulley: Transfers engine rotation to accessory drive belts with rubber isolator to dampen torsional vibrations. Bolt and Washer: Includes high-strength mounting hardware for secure installation. Key or Keyway: Ensures precise alignment and timing of the pulley relative to the crankshaft