Engines and Components› Belts and Pulleys
Oregon Tool
PULLEY FLAT IDLER JOHN DEERE
SKU: O02Y 78-025
Easy — 1–2 hours
Description
MIA's Description
This pulley has a flat width of 1-1/16", an overall width of 1-3/8", and a bore size of .669". It is designed to fit the G-100 tractor with a 54" deck and replaces John Deere parts. Oregon replacement parts are built to meet or exceed OEM standards.
Fitment
Fitment Guaranteed
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on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Oregon Tool |
| Part Number | O02Y 78-025 |
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Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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