Husqvarna Genuine 578931504 Fuel Cap for 129C 129L 129LDX 129DJX 325L Craftsman

Overview

Discover the authentic Husqvarna 578931504 fuel cap, a brand-new OEM part designed for select Husqvarna and Craftsman equipment. This cap is built to match the original specifications, delivering a precise fit and dependable operation while you work. It’s a smart upgrade for keeping your fuel system clean and secure, without guessing at compatibility.

Compatibility at a glance

• Fits models such as 129C, 129L, 129LDX, 129DJX, and 325L
• Designed for Craftsman units that require Husqvarna part #578931504
• Also suitable for other Husqvarna-produced brands that use this part number (AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Sears, Weed Eater)
• Order by model, spec, and serial rather than appearance to ensure a correct match

Quality, fit, and materials

As a genuine OEM component, this fuel cap is engineered to align with the original threads, sealing surfaces, and tolerances. The result is a reliable seal that helps minimize fuel exposure to the outside and reduces the risk of leaks during operation. The durable construction is meant to hold up under typical yard-and-garden use, from quick startups to longer jobs.

Key benefits and use cases

• Genuine Husqvarna part number 578931504 ensures authentic compatibility
• Precise threading and seal to support steady fueling and performance
• Suitable for a range of Husqvarna and Craftsman machines that call for this part
• Ideal for maintenance or replacement to restore original functionality

What you get

• 1 x Husqvarna 578931504 fuel cap

Please note: Verify your model/serial before purchasing to confirm compatibility. This is a genuine part and is intended to fit models that require the specified part number, not by appearance alone.