The Stihl Auto Cut C5-2 is a replacement trimmer head designed for Stihl brush cutters and trimmers. It features M8 x 1.25 thread compatibility and operates safely up to 10,000 rpm.
This trimmer head is compatible with the following Stihl models: FS38, FS40, FS45, FS50, FS50 CE, FSE60, FSE71, FSE81, TE600, TE700, and TE1000. It also fits Viking-branded models in the same range.
The Auto Cut C5-2 replaces Stihl part number 4006 710 2105. The automatic cutting system advances trimmer line as needed, reducing downtime and improving productivity during lawn edging and grass trimming tasks.
Each package includes one complete line head and one replacement spring, providing everything needed for installation. The M8 x 1.25 thread connection ensures a secure fit on compatible equipment.
Before installation, confirm your equipment model matches the compatibility list above. Refer to your trimmer’s manual for proper head replacement procedures.
Order your replacement head today to keep your Stihl trimmer running smoothly.

















