31141-5X6-J01 Alternator Pulley Bearing 2015-2020 Acura TLX 2016-2023 Honda Civic

Pulley Decoupler - Fits Honda Civic, CR-V, and HR-V
✔️ OEM Part #: 31141-5X6-J01 - Included with Alternator

This pulley decoupler is designed to work with the alternator on select Honda 2.0L and 2.4L engines. Built to reduce belt tension and dampen vibration, it's a direct-fit replacement for Civic, CR-V, and HR-V models across multiple years.

✅ Part type: Pulley Decoupler
✅ OEM SKU: 31141-5X6-J01
✅ Included with alternator
✅ Application: 2.0L and 2.4L L4 gas engines
✅ Brand: Honda (Genuine Part)
✅ Quantity: One pulley decoupler

💡 What does a pulley decoupler do in an alternator system?
A pulley decoupler helps protect the alternator and belt system during engine load changes. Here’s how it helps:

• Dampens vibration and reduces stress on the belt

• Increases alternator and belt lifespan

• Improves idle smoothness and accessory drive performance

• Critical in modern engines with stop/start or variable loads

☑️ Confirmed Fitment:

• 2025-2024 Honda HR-V (EX-L, LX, Sport - 2.0L L4 Gas)

• 2024-2020 Honda Civic (LX, Sport - 2.0L L4 Gas)

• 2019-2015 Honda CR-V (EX, EX-L, LX, SE, Touring - 2.4L L4 Gas)

• 2019-2016 Honda Civic (EX, LX, Sport, LX-P - 2.0L L4 Gas)

• 2018-2016 Honda Civic Coupe/Sedan (EX, LX, LX-P - 2.0L L4 Gas)

If you're replacing the alternator or tracking down belt noise issues, this pulley decoupler is the part to get. Add it to your order and restore smooth operation to your Honda!