Piston Ring

This high-quality replacement piston ring (SKU: ST0043) is designed to restore compression and engine performance in compatible chainsaws. With a piston ring diameter of 40mm and OEM reference 1123 034 3005, it offers a precise fit for reliable sealing. Manufactured from durable materials, this ring helps reduce fuel consumption and extends the life of your powerhead. Ideal for maintaining peak efficiency in your outdoor power equipment.

• Precision-engineered to match OEM specifications (1123 034 3005) for exact fitment.
• Durable construction resists wear and high temperatures for long service life.
• Simple to install – direct replacement part for quick engine restoration.

• STIHL 023
• STIHL 025
• STIHL MS 230

Engine Parts – Piston Rings