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STIHL FS38 / FS45 / FS75 / FS85 Piston Rings (R102 each) – Reliable Engine Performance

Keep your trimmer or brush cutter operating at peak performance with replacement piston rings for STIHL FS38, FS45, FS75, and FS85. Designed to restore proper engine compression, these piston rings help ensure easy starting, smooth running, and consistent cutting power.

Manufactured from high-quality, heat-resistant materials, they provide excellent sealing and durability under demanding operating conditions. Ideal for engine repairs or routine maintenance, these piston rings help reduce blow-by, improve combustion efficiency, and extend engine life.