Flat Idler Pulley Replacement For Lawn Tractors And Mowers That Keeps Belts Spinning Smooth Fits Husqvarna, AYP, Craftsman, John Deere, Stens 280-623, 42 Inch Decks, And Models 532173438, 104360X, 131494, 173438, AM103287, AM103480, AM108923, AM37321

Flat Idler Pulley for 42-Inch Decks: Husqvarna & John Deere
✔️ Replaces AYP 104360X/131494/173438; 3/8" ID, 3-7/8" OD, single unit

This flat idler pulley replacement keeps belts aligned on 42-inch decks for lawn tractors and mowers, with compatibility across Husqvarna, AYP, Craftsman, John Deere, and Stens lines.

✅ Replaces: AYP 104360X, 131494, 173438, 532173438; Husqvarna 532131494
✅ Replaces John Deere pulleys AM103287, AM103480, AM108923, AM37321
✅ Replaces Stens 280-623; fits 42" decks
✅ ID/OD/Height: 3/8" ID, 3-7/8" OD, 1-1/8" height
✅ Pack: Single unit

💡 What is a flat idler pulley replacement used for in lawn tractors and mowers?

This handy part helps belts track properly and extend belt life.

- belt tracking for 42-inch decks on lawn tractors
- compatibility across Husqvarna, AYP, Craftsman, John Deere models
- sizes: ID 3/8", OD 3-7/8", height 1-1/8"
- reduces belt wear and slippage during operation
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