John Deere® Compatible Hex Roller Bar Sprocket
Maintain consistent power delivery within your module building system with this premium C&M Australian-made roller bar sprocket. Specifically engineered for the front roller drive assembly on John Deere® cotton pickers, this sprocket ensures precise chain engagement and reliable timing during the module formation process.
Manufactured in our Griffith factory from high-grade steel, this sprocket features a 1.250" hex bore for a secure, high-strength fit onto the drive bar. Designed to withstand the high-torque demands of cotton harvesting, this extended wear component provides a longer service life than standard alternatives, keeping your round module builder in top condition.
John Deere® OEM Cross-Reference
Replaces OEM Part Number: N382927
Sprocket Compatibility: John Deere 7760, CP690 & CS690 Models
| Series |
Models |
Reference |
| John Deere® 7000 Series |
7760 Cotton Picker |
Standard Fitment |
| John Deere® CP Series |
CP690 Cotton Picker |
Standard Fitment |
| John Deere® CS Series |
CS690 Cotton Stripper |
Standard Fitment |
Technical Specifications & Features
- Manufacturer: Proudly C&M Australian made by Collier & Miller.
- Chain Profile: ASA 80 (1" Pitch).
- Tooth Count: 13 Tooth (13T).
- Bore Detail: 1.250" Hex for positive drive engagement.
- Wear Rating: Extended wear design for high-capacity harvesting.
- Dispatch: Available for fast Australia-wide shipping from Collier & Miller.
Expert Maintenance Review
The roller bar sprocket is a high-duty component that operates under constant load within the round module builder. Due to the environment of lint and sap, the chain and sprocket interface is susceptible to abrasion. Once the teeth begin to "hook" or the hex bore rounds out, it can lead to chain jumping and timing issues. We recommend inspecting the tooth profile during every preventative maintenance check.
Upgrading to this high-performance C&M sprocket is a strategic choice to **save money** on overall drive system maintenance. The precision-machined hex bore provides a high-strength connection that prevents shaft damage, ensuring your picking system remains in top condition for a longer service life even in heavy crops.
Maintenance Tip: Inspect the Hex Bar
When installing a new N382927 sprocket, it is essential to check the Hex Roller Drive Bar for wear. If the corners of the bar are rounded, the new sprocket will not seat correctly, leading to accelerated wear on the new hex bore. Replacing worn components as a matched set ensures high-strength drive integrity throughout the season.