Idler Pulley Fits JD | Aftermarket AH140497.

Description:
A durable aftermarket idler pulley designed to replace OEM AH140497 on John Deere combines. Built for stable belt tracking and smooth rotation within the rotary screen and cooling-system drive, ensuring consistent airflow and reduced belt wear during long harvest days.

Type: Idler pulley – rotary screen / cooling system drive
Replaces OEM: AH140497
Function: Maintains correct belt tension and alignment within the rotary screen drive system. Supports smooth belt movement, protects the belt from slippage, and ensures stable operation of the cooling and debris-management system.
SKU: DCP-AH140497
Dimensions: OEM-equivalent pulley dimensions — exact outer diameter, bore size, and width must be confirmed per machine serial number.
Weight: Approx. 0.37 kg
Value: Factory to Farmer pricing — tough build, honest price
Fits Models: Commonly used on JD 9400-9870 series, JD S-Series, and X9 combines — confirm model and serial-specific fitment.