



Half Sheave Fan Driver | John Deere S-Series | AH225971
Call 0430 609 882 before ordering, or send us your machine model and serial number and we’ll confirm it.
| Replaces OEM / ref | AH225971 |
|---|---|
| Fits | John Deere |
| Model / series | S-Series |
| Part type | Cleaning System Pulley |
| Freight | Parcel |
| Packed size (approx.) | 40 × 30 × 20 cm |
| Our part no. | DCP-225971 |
- Ships from our Sydney warehouseUsually dispatched within 1–3 business days. Freight is calculated at checkout from your postcode.
- 12-month parts warrantyOn top of your rights under Australian Consumer Law.
- Real parts peopleMon–Fri 8am–5pm on 0430 609 882.
Description
Description:
Premium aftermarket half sheave outer fan driver designed to replace OEM AH225971 on John Deere combines. Built from durable cast alloy to drive the cleaning-fan belt with precision and minimal vibration, helping maintain clean air-flow and efficient fan operation during large-scale harvesting.
Type: Half sheave / outer fan driver
Replaces OEM: AH225971 (cross-references AH233507, H227528)
Function: Serves as the outer pulley (sheave) in the fan drive system, guiding the belt that powers the cleaning-fan assembly. Ensures optimal fan speed, stable belt alignment, and longevity of the drive system.
SKU: DCP-AH225971
Dimensions: OEM-equivalent measurements for outer diameter, bore, width and key-way must be confirmed per machine serial.
Weight: Not officially published — list as “weight available on request”.
Value: Factory to Farmer pricing — tough build, honest price
Fits Models: John Deere S-Series S430, S440, S540, S550, S560, S650, S660, S670, S680, S685, S690; John Deere STS 9470 STS, 9570 STS, 9670 STS, 9770 STS, 9870 STS — confirm serial-specific fitment.
Fitment
Fits: John Deere — S-Series
Always check the part number on your existing part or in your operator’s manual. If in doubt, tick “Please verify fitment before dispatch” in your cart and we’ll check it for you.
All part numbers and images are for reference purposes only. This is an aftermarket replacement part unless otherwise stated. Discount Combine Parts is independent and is not affiliated with the referenced equipment manufacturers.

