Crankshaft Pulley and Harmonic Damper for John Deere 7610-7810 and 7720-7920 Series Tractors SKU: QT580202

When your crankshaft pulley damper fails, engine vibration increases dramatically, leading to belt slippage, accessory drive problems, and potentially catastrophic crankshaft damage. This genuine replacement pulley and harmonic damper assembly restores proper engine balance and drives your alternator, power steering, and air conditioning systems reliably.

Key Benefits

• Factory-engineered harmonic damper reduces crankshaft vibration and extends engine life
• Precision-machined pulley grooves ensure proper belt tracking and power transfer
• Heat-treated steel construction withstands the demands of high-horsepower agricultural engines
• OEM specifications guarantee proper timing and fitment without modification

A damaged or worn crankshaft damper puts your entire engine at risk. S&H Parts has supplied genuine John Deere engine components for over 55 years—call if you need help confirming fitment for your specific serial number.