139-3616 – Toro Extension Spring (Genuine Toro OEM Part) Stihl KM94 R

139-3616 – Toro Extension Spring (Genuine Toro OEM Part) Stihl KM94 R139 3616 Toro Extension Spring (Genuine Toro OEM Part) The Toro 139 3616 is a genuine OEM extension spring, designed to provide consistent tension and reliable return force in compatible Toro lawn and turf equipment. This spring is commonly used in belt tensioning systems, idler assemblies, and control linkage applications, where precise spring force is essential for proper operation and component alignment. Manufactured to Toro original equipment

or missing spacers

Proper tube alignment and structural integrity are essential for maintaining maximum air output

Description: Bail-Brake

the Stihl 3623 005 0066 chain helps maintain maximum cutting power

Mowers using blades measuring 18-5/8″ with a 3/8″ center mount

and up to 20 attachments

Maintains engine compression

and carbon buildup

This OEM fuel module is commonly used on select Briggs & Stratton engines found in:

Route the belt according to the factory belt diagram

Drive System: Hydro-Gear® ZT-3100® Transaxles

It acts as a flexible isolator