4149 140 0601 STIHL Muffler – Genuine OEM Part 992528

4149 140 0601 STIHL Muffler – Genuine OEM Part 9925284149 140 0601 STIHL Muffler Genuine OEM Part The STIHL Muffler (4149 140 0601) is a genuine OEM exhaust muffler designed for use on select STIHL trimmers, Kombi tools, and long reach hedge trimmers (serial number ranges apply). This muffler is used in the engine exhaust system to reduce noise, direct exhaust flow, and support proper engine performance. Replacing a cracked, damaged, leaking, or clogged muffler helps maintain correct exhaust

and reliable bearing performance

This component protects wheel bearings and internal hub components from dirt

it restores dependable ignition performance with easy installation

FC 90 (Muffler

This flywheel mounts directly to the engine crankshaft and rotates with the engine

Deck Design: 5

SH 55 (Rewind starter)

Primarily used on commercial-grade mower decks requiring high-strength HB belt profiles

unrestricted airflow is critical

Precision-built for durability and a direct fit

particularly within deck drive systems

Featuring STIHL’s rugged Strong X slim profile design