Overview:
This genuine Husqvarna filter is an air intake filter element for petrol brushcutters, designed to protect the engine by trapping dust and debris before they reach the carburettor. Built from durable filter media with a firm backing and sealing edge, it maintains clean airflow for steady performance and reduced wear. It is engineered specifically for Husqvarna machines such as the 135R and 336FR, ensuring a precise fit in the original airbox without modification. By keeping contaminants out, it helps the engine run smoothly, supports easy starting, and preserves power in demanding conditions. Supplied as a single replacement filter, it suits regular maintenance schedules for professional users and homeowners who want dependable operation from their brushcutter. Genuine Husqvarna part number 576 21 53‐01 (MPN: 576215301).

Key Features:
- Genuine Husqvarna part for correct fit and reliable sealing
- MPN: 576215301 (also marked as 576 21 53‐01)
- Efficient filtration to protect the engine from fine dust and debris
- Maintains clean airflow for consistent power and throttle response
- Durable construction for long service intervals under tough conditions
- Straightforward to fit in the OEM airbox with no modifications
- Helps reduce premature engine wear and supports easier starting
- Suitable for regular servicing in both domestic and professional use
- Stable performance in dry, dusty cutting environments
- Supports overall machine longevity when replaced at recommended intervals

Typical Applications:
Use as the primary air filter on Husqvarna brushcutters when clearing rough grass, weeds, and light brush. Ideal for estate maintenance, groundskeeping, landscaping, and garden work where airborne dust is common, such as along paths, fence lines, woodland edges, and verges.

Also known as:
Air filter element, intake filter, engine air filter, brushcutter filter, filter cartridge, air intake element, replacement filter for Husqvarna brushcutters.

Fits Models:
135R, 336FR, 336FRD, 336RK

Alternate Part Numbers:
576 21 53-01, 576215301