1145 400 4702 CONTROL UNIT AP 500 S Supports emissions control systems

Supports emissions control systems

Why Use a Genuine OEM Sheave

This cooling fan mounts to the drive shaft or dedicated cooling hub:

Pro-Stance and Pro-Stance Ultra

1145 400 4702 CONTROL UNIT AP 500 S Supports emissions control systems1145 400 4702 STIHL Control Unit (Genuine OEM Part) The STIHL 1145 400 4702 Control Unit is a genuine OEM electronic control module engineered to manage and regulate engine operation on select STIHL chainsaws equipped with advanced electronic ignition and fuel management systems. This control unit plays a critical role in coordinating ignition timing, engine response, and overall performance consistency. Designed and manufactured to STIHL factory