138-7597 – Pulley-Idler, Flat (3BW) – Genuine Toro OEM Part 991279

138-7597 – Pulley-Idler, Flat (3BW) – Genuine Toro OEM Part 991279138 7597 Pulley Idler, Flat (3BW) Genuine Toro OEM Part The Toro 138 7597 Flat Idler Pulley (3BW) is a genuine Toro OEM belt drive component designed to maintain proper belt tension and alignment within mower deck and drive systems. This flat idler pulley ensures smooth belt tracking, reduces vibration, and helps extend belt and component service life during operation. Manufactured to Toro original equipment specifications, the 138 7597 pulley is

Traps dust

this belt delivers excellent flexibility while resisting cracking

Manufacturer Part Number: 117-7641

Made for commercial and residential use

Remove internal drive shaft carefully

Always verify your mower’s model and serial number to ensure correct fitment before ordering

**IMPORTANT NOTES:**

and improves safety

this OEM kit helps preserve cut quality

Replace damaged or missing muffler deflectors

This OEM pump drive belt is ideal for:

2007)HT 101 (Drive Tube Assembly – 61