Engine Harmonic Balancer Crankshaft Pulley 7 Groove For Nissan Frontier 2005-2019 4.0L V6 And NV1500 NV2500 NV3500 Pathfinder Xterra And Suzuki Equator 2009-2012 4.0L Replacement Part

1x 7-Groove Engine Harmonic Balancer for 4.0L Nissan/Suzuki
✔️ 1x pack, 7-groove serpentine pulley for 4.0L Nissan/Suzuki

This engine harmonic balancer crankshaft pulley powers the serpentine belt drive for alternator, power steering, and A/C compressor, while absorbing crank vibrations to protect timing and engine parts. It’s used on 4.0L V6 Nissan Frontier, Pathfinder, Xterra, and Suzuki Equator models.

✅ 7 groove serpentine belt pulley for 4.0L V6 engines
✅ Black powder-coated finish resists corrosion
✅ Dampens crank vibrations to protect timing and accessories
✅ OE numbers: 594432 / 12303EA200 / 12303EA21A / 12303EA21B / 594-432
✅ Includes 1x harmonic balancer pulley; replace worn pulleys as needed

💡 What is a crankshaft pulley and why is it a handy part for engine systems? The crank pulley drives the serpentine belt that powers key accessories and dampens crank vibrations to protect engine timing and overall performance. - Drives the alternator, power steering, and A/C compressor via the belt - Dampens vibrations to protect bearings and timing mechanisms - Common symptoms include squealing, belt wear, wobble, or engine vibration