partszen 576401601 Air Filter Kit for Husqvarna 525RJD/525RS/525L/525LS/525LST — Includes Fuel Filter, Spark Plug, Primer Bulb

Refresh and protect your Husqvarna tools with the partszen 576401601 air filter kit. This comprehensive pack is designed for select 525 series models, including 525RJD, 525RS, 525L, 525LS, and 525LST. Replacing several worn components in one purchase helps streamline maintenance and keeps your outdoor equipment ready for your next project.

Inside the kit you will find an air filter, a matching fuel filter, a primer bulb, a fuel line, and a spark plug. The parts are chosen to work together and arrive in a compact package for convenient upgrades, helping you replace multiple wear items at once without searching for compatible components.

What’s included

• Air filter
• Fuel filter
• Primer bulb
• Fuel line
• Spark plug

Compatibility and fit

This kit is designed to replace Husqvarna part numbers 576401601 and 577851501 on the listed models. It pairs with 525L, 525LS, 525LST, 525RJD, and 525RS machines, offering a straightforward upgrade for common maintenance tasks.

Real‑world use and benefits

• Cleaner air intake helps protect the engine from dust and debris
• Reliable starts and steady performance during longer jobs
• Comprehensive parts pack reduces trips to multiple suppliers
• Spark plug and fuel line components designed for compatibility with Husqvarna engines

Installation tips and care

• Verify model compatibility before replacement
• Inspect connections and replace the fuel line and spark plug along with the air filter
• Prime the bulb as needed before first starting the engine
• Dispose of old components responsibly and store the kit in a clean area

Why choose partszen

Partszen delivers a value-focused, all-in-one replacement kit that covers essential air and fuel filtration needs for your Husqvarna 525 series equipment, with clear model targeting and practical installation notes to help you decide if this set fits your routine maintenance workflow.