RE586976 John Deere OEM Drive Coupler | Genuine Engine-to-Accessory Coupling

The RE586976 John Deere OEM Drive Coupler is an original equipment flexible coupling engineered for use in John Deere engine-driven systems. This component connects the engine output shaft to auxiliary equipment or drivetrain components, allowing rotational power to be transmitted efficiently while absorbing torsional vibration and compensating for minor shaft misalignment.

In John Deere machinery, drive couplers play a critical role in protecting both the engine and the driven components. Engines generate torsional pulses during operation, particularly under variable loads and startup conditions. Without proper damping, these forces can accelerate wear on shafts, bearings, and connected assemblies. The RE586976 coupler is designed to manage these forces, helping maintain drivetrain stability and long-term reliability.

This coupler is manufactured to John Deere’s OEM engineering standards for dimensional accuracy, material quality, and balance, ensuring correct fitment and predictable performance in demanding operating environments.

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Key Features and Benefits

• Genuine John Deere OEM Part – Factory-specified original equipment component

• Exact Fit & Function – Direct replacement for the original factory-installed drive coupler

• Elastomeric Flexible Design – Absorbs torsional vibration and shock loads

• Smooth Torque Transmission – Stable, backlash-free power transfer

• Misalignment Compensation – Accommodates angular, axial, and parallel shaft misalignment

• Heavy-Duty Construction – Designed for continuous agricultural and industrial service

• OEM Reliability – Preserves original equipment performance and service life

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Functional Design and Performance

The RE586976 OEM drive coupler utilizes a resilient elastomer element integrated with precision-machined metal components. This construction allows the coupler to act as a torsional buffer, isolating vibration and transient torque spikes before they are transmitted into the drivetrain.

During engine startup, load changes, and shutdown, torsional shock loads can place significant stress on shafts and bearings. The elastomer element within the RE586976 absorbs these forces, reducing mechanical noise, maintaining alignment, and protecting adjacent components from damage.

Because this is a genuine OEM John Deere component, the elastomer compound, bonding method, and hub geometry are engineered specifically for John Deere equipment operating characteristics. This ensures predictable damping behavior, consistent torque transfer, and reliable performance over extended service intervals.

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Applications and Compatibility

The RE586976 John Deere OEM Drive Coupler is commonly used in:

• John Deere agricultural equipment

• John Deere industrial and utility machinery

• Engine-to-accessory drive systems

• Equipment maintenance and rebuild programs

This coupler is intended as a direct OEM replacement for the original factory-installed component referenced by part number RE586976.

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Technical Specifications

• OEM Part Number: RE586976

• Manufacturer: John Deere

• Component Type: Flexible elastomeric drive coupler

• Material: Metal components with bonded elastomer element

• Function: Torque transmission with vibration damping

• Misalignment Capability: Angular, axial, and parallel

• Operating Environment: Agricultural and industrial equipment

• Maintenance: Lubrication-free; inspect during routine service

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Advantages of Using a Genuine John Deere OEM Coupler

Using the RE586976 genuine John Deere OEM drive coupler ensures your equipment operates exactly as designed. Non-OEM or incorrect couplers may differ in elastomer stiffness, balance, or dimensional tolerances, which can introduce excessive vibration, reduce efficiency, and shorten component life.

This OEM coupler delivers consistent torque transmission, minimizes mechanical stress on connected components, and helps extend the service life of shafts, bearings, and driven equipment. For machinery operating in demanding environments, genuine OEM components are essential for maintaining uptime and reliability.

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Why Choose Stark Industrial Products

Stark Industrial Products supplies verified genuine OEM agricultural and industrial components and understands the importance of correct fitment and performance in mission-critical equipment.

• Genuine OEM John Deere parts

• No aftermarket substitutions

• Fast order processing and secure packaging

• Knowledgeable technical support

If you need assistance confirming compatibility with a specific John Deere machine or application, our team is ready to help.