AE27909 Idler Sprocket For John Deere Combine Harvester
Product Specifications
Application | John Deere Combine:9450,9550,9560,9560STS, 9570STS,9650,9650STS, 9660, 9660,9660STS, 9670STS, 9750STS, 9760STS, 9770STS, 9860STS, 9870STS,S550, S650, S670, S670HM, S680,S690T550,T560,W550,W650,W660 |
SKU | JD5241 |
Reference Code | AE27909,AN31211,AH89429 |
Manufacturer | HZPT |
Brand |
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Weight | 0.54KG |
Finishing | Painting Green Color or Galvanize or Red or OEM |
Packing | Carton or Wooden box or Iron Box |
Overview of AE27909 Idler Sprocket For John Deere Combine
The AE27909 Idler Sprocket is a high-quality replacement part designed for use in John Deere combines. It is compatible with a wide range of models, including 9450, 9550, 9560, 9560STS, 9570STS, 9650, 9650STS, 9660, 9660, 9660STS, 9670STS, 9750STS, 9760STS, 9770STS, 9860STS, 9870STS, S550, S650, S670, S670HM, S680, S690T550, T560, W550, W650, and W660.
The AE27909 Idler Sprocket is a critical component of the combine harvester's chain system. It helps guide and maintain proper tension in the chains, preventing slack and misalignment. Made from durable materials, this idler sprocket is designed to withstand the demanding conditions of agricultural operations. Its high-quality construction ensures long-lasting performance and reliable operation.

Function and Use of AE27909 Idler Sprocket For John Deere Combine
The AE27909 Idler Sprocket plays a crucial role in the combine harvester's chain system. Its primary function is to guide and maintain proper tension in the chains, preventing slack and misalignment. By doing so, it ensures smooth operation across various components, improving the efficiency of the machinery. The idler sprocket is a critical component that helps prevent chain wear and damage, reducing the need for costly repairs and downtime.
The AE27909 Idler Sprocket is an essential part of the combine harvester's overall performance. Its proper maintenance and inspection are crucial to ensure continued efficient operation and optimal performance.

Advantages of AE27909 Idler Sprocket For John Deere Combine
- High-Quality Construction: The AE27909 Idler Sprocket is crafted from durable materials, ensuring reliable and long-lasting performance.
- Improved Efficiency: The idler sprocket helps guide and maintain proper tension in the chains, improving the machinery's overall efficiency.
- Reduced Downtime: Proper maintenance and inspection of the idler sprocket can help prevent chain wear and damage, reducing the need for costly repairs and downtime.
- Wide Compatibility: The AE27909 Idler Sprocket is compatible with a wide range of John Deere combine models, making it a versatile replacement part.
- Easy to Install: The AE27909 Idler Sprocket is easy to install, making it a hassle-free replacement for damaged or worn-out idler sprockets.

How to Replace a Damaged AE27909 Idler Sprocket For John Deere Combine
Replacing a damaged AE27909 Idler Sprocket is essential to maintain the combine harvester's optimal performance. Here are the steps to do so:
- Turn off the engine and engage the parking brake before beginning the replacement process.
- Remove the chain cover to access the idler sprocket.
- Remove the bolts or screws that secure the idler sprocket to the harvester.
- Carefully remove the damaged idler sprocket from the chain system.
- Place the new idler sprocket in the same position as the old one and secure it with bolts or screws.
- Reinstall the chain cover.
- Start the engine and test the new idler sprocket to ensure it is functioning correctly.

Other Agricultural Combine Harvester Parts
The combine harvester is a complex machine that utilizes various components to function efficiently. In addition to the AE27909 Idler Sprocket, other essential combine harvester parts include:
- Chain Sprockets: Chain sprockets facilitate power transfer within the combine, ensuring smooth operation across different components.
- Drive Pulleys: Drive pulleys transfer engine power to various parts in belt-driven systems.
- Idler Pulleys: Idler pulleys maintain tension and guide belts within the harvester.
- Gears: Gears enable precise control over machinery functions, facilitating changes in speed and direction of power within the combine.
- Drive Shaft: The drive shaft transmits power from the engine to various harvester parts.
- Knives: Knives are crucial for cutting crops efficiently.
- Concaves: Concaves work with the threshing drum to separate grain from chaff.
Regular maintenance and inspection of these components are crucial to ensure optimal performance and efficiency throughout the harvest season.

Why Choose EVER-POWER's Combine Harvester Parts?
As one of the leading manufacturers and wholesale distributors of aftermarket replacement parts for combine harvesters, tractors, corn heads, and balers in domestic and global markets, Ever-power has a comprehensive range of agricultural spare parts. Our product range consists of best quality aftermarket spare parts for combine harvesters such as John Deere, New Holland, Case, Claas, Welger, KMC, Amadas, Gallignani, Kubota, Laverda, MTZ, Ford, Maschio, Goldoni, Howard, BCS; which are all the world’s leading brands in the agricultural machinery industry. You can view our entire product range in detail on our product page. Our company supplies products to its local customers in whole world. Over time, it has come a long way in this field, too. Currently, our company exports its products to its valued customers in more than 50 countries in 5 continents of the world.We continue to work with all our strengths to provide the best service to our business partners with our professional human resources, strong infrastructure and customer-oriented service approach.
Our advantages include:
- Quality Products: Our products are crafted with precision and high-quality materials to ensure durability and performance. We adhere to stringent quality standards, ensuring each part meets the demands of rigorous agricultural operations.
- Wide Range of Products: We offer an extensive selection of aftermarket spare parts for leading agricultural machinery brands. Our diverse product range meets the varied needs of farmers and businesses worldwide.
- Competitive Prices: We provide top-quality products at competitive prices, offering exceptional value without compromising on quality. Our efficient manufacturing and strategic partnerships help keep costs low.
- Excellent Customer Service: Customer satisfaction is our priority. Our dedicated team is ready to assist with inquiries, orders, and technical support. We focus on building long-term relationships through personalized service and expert advice.
- Fast Delivery: We understand the importance of timely delivery in agriculture. Our efficient logistics network ensures that orders are delivered promptly, minimizing downtime during critical operations.
- Customization Products: We offer tailored solutions by welcoming customer specifications and designs. Provide drawings or samples, and our expert team will create customized parts to meet your unique needs, ensuring optimal performance.

Additional information
| Edited by | Yjx |
|---|
Product Quick Detail:
- Standard and non-standard available
- With high quality and competitive price
- Prompt delivery
- Packing as per customer’s demand.
We promise will offer the best price by the high quality in china! We also accept special order about the products. If you are interested in our products. Please do not hesitate to let us know.We are pleased to give you the detailed information.We promise that our products would be safety and were in high quality and reasonable price. If you are interested in our products, please contact us asap.We are sincerely looking for your cooperation.
Most of our products are exported to Europe or Americas, both standard and nonstandard products available. We can produce as per your drawing or sample. Material can be standard or as per your special request. If you choose us, you choose reliable.

Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request
Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly
QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Package & Lead Time
Size: Drawings
Wooden Case/Container and pallet, or as per customized specifications.
15-25days samples. 30-45days offcial order
Port: Shanghai/Ningbo port





