The AUC21138 Idler Sheave is listed as fitting the following compatible equipment models on the John Deere parts catalogue. While the Australian market can vary by serial number and configuration, these are the published compatible models and are commonly found in Australia. [shop.deere.com]
AUC21138 Premium Belt Tracking Idler Sheave
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The AUC21138 Idler Sheave is engineered to help maintain smooth belt tracking and controlled tension across demanding belt-driven systems. Built from durable steel and designed for long service life, this pulley supports efficient power transfer while helping reduce belt wander and premature wear.
Ideal for maintenance, repairs, and equipment restoration, this replacement sheave delivers dependable rotational stability and reliable belt management in compatible applications.
Key Features
- Heavy-duty steel construction
- Supports accurate belt tracking
- Promotes consistent tension management
- Durable bearing-supported design
- Helps minimise belt flutter and vibration
- Suitable for a range of compatible equipment applications
- Direct-fit replacement for AUC21138
Technical Specifications
- Part Number: AUC21138
- Type: Idler Sheave
- Effective Diameter: 177 mm
- Groove Width: 22.2 mm
- Bore Size: 12.5 mm
- Width: 32.7 mm
- Construction: Steel
Commercial Zero-Turn Mowers
- Z915E
- Z920M
- Z925M
- Z930M
- Z930R
- Z950M
- Z950R
- Z955M
- Z955R
- Z960M
- Z960R
- Z965M
- Z965R
- Z970R
- Z975M
- Z985R
- Z994R
Other Compatible Equipment
- 9.6 MCS DFS Hopper
- 14 BU DFS
- Q820M
- Q850M
- Q850R
- Q865R EFI
AUC21138 Premium Belt Tracking Idler Sheave
Sale price$143.82
