E4‑01 Idle Pulley ∅110*∅110 Bus Air Conditioning Belt Tension Pulley

E4‑01 idle pulley ∅110*∅110 is a complete multi‑groove idler pulley assembly for bus air‑conditioning belt drive system. Installed on bus chassis or engine bracket, it guides multi‑V belt route, changes belt direction and maintains reasonable belt wrap angle. It effectively avoids belt deviation, jumping and excessive vibration when engine speed fluctuates, transfers stable power to air‑conditioning compressor.

Pulley body adopts high‑strength casting material with color‑zinc anti‑corrosion surface treatment, good rust‑resistance under complex under‑chassis working environment. Built‑in high‑quality bearing ensures smooth high‑speed rotation, reduce belt abrasion and abnormal squealing noise. Complete assembly comes with shaft, washer and lock nut, convenient for direct installation on site.