• NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit0
  • NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit1
  • NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit2
  • NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit3
  • NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit4
  • NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit5
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NEW Husqvarna 505403904 Piston Assembly fits T540XP Chainsaw Complete OEM Kit

SKU: 505403904 piston kit

$75.95 USD
$0.00 USD $75.95 USD
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NEW GENUINE HUSQVARNA PISTON ASSEMBLY

Part Number:
505403904

Fits Models:
• Husqvarna T540 XP Chainsaws

Includes Complete Piston Assembly:

• Piston
• Piston Ring
• Piston Pin
• Piston Pin Bearing
• Circlips

Everything required for a proper top-end refresh on the T540XP.

Installation Notes:

• Replace cylinder gaskets during installation (sold separately)
• A piston ring clamp is recommended for easier, damage-free installation
• Always ensure cylinder walls are clean and properly prepared before assembly

Family Owned • American Operated — Based in South Carolina
Our team has over 90 years of combined experience in outdoor power equipment.

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