Husqvarna 503289053 Piston Ring – Genuine OEM Replacement Engine Piston Ring

Part Number: 503289053
Category: Small Engine Piston & Cylinder Parts
Type: Piston Ring – Genuine OEM Replacement Engine Piston Ring

The Husqvarna 503289053 Piston Ring is a genuine OEM replacement internal engine component designed for compatible Husqvarna and Husqvarna-produced outdoor power equipment. Installed around the engine piston within the cylinder, the piston ring helps maintain compression and provides the necessary seal between the piston and cylinder wall during engine operation.

Product Specifications

• Part Number: 503289053
• Manufacturer: Husqvarna
• Product Type: Engine Piston Ring
• OEM Description: Piston Ring
• Function: Helps Seal the Piston Against the Cylinder Wall
• System: Piston / Cylinder / Engine Assembly
• Application: Outdoor Power Equipment Engine
• Compatible Brands: Husqvarna and select Husqvarna-produced brands
• OEM Status: Genuine Husqvarna OEM Part
• Condition: New
• UPC: 705788523283
• Quantity: 1 Piston Ring

Features & Benefits

• Genuine Husqvarna OEM replacement engine component
• Factory-designated Piston Ring
• Installs around the engine piston
• Helps maintain proper cylinder compression
• Helps create a seal between the piston and cylinder wall
• Supports efficient engine combustion and operation
• Helps limit combustion-gas leakage past the piston
• Maintains the engine's original factory piston configuration
• Suitable for engine rebuilding and repair
• Ideal replacement for worn, scored, broken, stuck, or damaged piston rings
• Direct replacement for equipment requiring part number 503289053

Applications

The 503289053 Piston Ring is intended for compatible:

• Husqvarna outdoor power equipment
• Husqvarna small engines
• Select Husqvarna-produced equipment
• AYP equipment requiring 503289053
• Dixon equipment requiring 503289053
• Poulan equipment requiring 503289053
• Piston and cylinder assemblies
• Small-engine rebuilding applications
• OEM replacement applications specifically requiring 503289053

Parts catalogs cross-reference the same 503289053 piston ring to Husqvarna-produced brands including AYP, Dixon and Poulan.

Important Notes

• Verify compatibility with your specific equipment model, product number, engine model, and production configuration before ordering.
• Husqvarna OEM parts suppliers identify 503289053 specifically as a genuine Piston Ring.
• The OEM part number may also be formatted as 503 28 90-53, 5032890-53, or 503.28.90.53 in certain parts catalogs.
• Compatibility can extend to other Husqvarna-produced brands when the specific equipment calls for 503289053. Parts references include AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, and Weed Eater.
• Do not substitute a visually similar piston ring without confirming the exact OEM part number. Piston rings can vary in diameter, thickness, profile, and engine application.
• This listing is for one 503289053 Piston Ring only unless otherwise specified. Pistons, cylinders, wrist pins, circlips, bearings, crankshafts, gaskets, and other engine components are sold separately.
• When rebuilding an engine, inspect the piston and cylinder for scoring, excessive wear, cracks, or other damage before installing a replacement ring.
• Correct piston-ring installation, orientation, and end-gap specifications are important for proper engine operation. Follow the manufacturer's applicable service procedures.
• Match part number 503289053 with your equipment's illustrated parts diagram before ordering to ensure proper fitment.