The Stihl 49005004901 Rotor is an essential OEM replacement component designed for various Stihl BR and SR series backpack blowers. This genuine Stihl rotor ensures reliable operation and maintains the original equipment's performance specifications. It is compatible with models such as BR 500, BR 550, BR 600, BR 700, BR 800 C-E, BR 800 X, SR 430, and SR 450. With precise dimensions and robust construction, this rotor is engineered for durability and seamless integration into your Stihl equipment, restoring optimal functionality.