INA 535013010 BDC FEAD Overrunning Alternator Pulley

Description

The INA 535013010 BDC FEAD Overrunning Alternator Pulley is a critical component in the engine's front-end accessory drive system. It is designed to dampen torsional vibrations and prevent damaging shock loads to the belt drive and accessories, particularly the alternator. This pulley is commonly found in modern engines to enhance drivetrain reliability and reduce noise. The INA pulley’s design improves belt life, reduces vibrations, and ensures smooth engine operation. This unit measures 62 x 92 x 113 mm and is manufactured in Germany.

Key Features & Benefits

This pulley basically allows your alternator to spin freely in one direction, but it grips and turns with the engine when needed. Think of it like a one – way clutch. It lets the engine drive the alternator to charge your battery and run your electrical system, but when the engine slows down—say, when you come to a stop—the pulley keeps the alternator spinning for a little bit longer. It smooths things out. This pulley sits right on the front of your alternator. It's part of the FEAD system—Front Engine Accessory Drive—which powers things like your alternator, power steering pump, and air conditioning compressor. It connects the engine’s rotation to those accessories. It’s not directly responsible for making power, it’s about how that power gets delivered from the engine.

Symptoms, Risks & Replacements

Without this pulley functioning right, you’ll notice if it’s failing because you might experience a little shudder or vibration, especially at idle or when coming to a stop. It's like having a little wobble in the system. More seriously, if it completely fails, it can put extra strain on your belt and other components, and eventually affect your charging system. You could end up with a dead battery or other electrical issues. Fixparts Online carries these if you need one, and they’re usually a pretty straightforward swap, but definitely worth addressing if you’re feeling any of those symptoms. It’s a small part that can prevent bigger headaches down the road.

Warranty Information

INA BDC FEAD Overrunning Alternator Pulley (MPN 535013010) comes with a 1-year warranty.