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Product Advantage
The 550×90×56 rubber track is widely used in combine harvesters working in rice paddies, wheat fields, and muddy farmland. Its large ground contact area distributes machine weight evenly, reducing ground pressure and preventing the harvester from sinking in soft soil.
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Strong Traction and Stability The deep tread pattern provides excellent grip on muddy, wet, or uneven farmland, helping the combine harvester move smoothly during harvesting operations. | High Durability and Wear Resistance Made from premium rubber with reinforced steel cords, the track offers strong resistance to abrasion, tearing, and heavy loads, ensuring a longer service life in tough agricultural environments. | Low Ground Pressure & Better Field Protection The wide 550 mm design increases ground contact area, reducing ground pressure and preventing the machine from sinking in soft soil such as rice paddies. This helps protect the soil structure and improves harvesting efficiency. |

When sourcing spare parts for agricultural machinery, long-term reliability is the most critical factor. The 550×90×56 rubber track is manufactured to meet rigorous industry standards, ensuring precise compatibility with FM WORLD harvesters and other applicable agricultural equipment. Its internal structural integrity prevents track derailment and minimizes operational vibration. This reduction in vibration not only improves operator comfort but also protects the harvester's undercarriage components—such as rollers and idlers—from premature wear and fatigue.
By investing in this performance-oriented rubber track, agricultural enterprises can significantly reduce the risk of unexpected breakdowns during the peak harvest window. The combination of durable materials, engineered tread geometry, and optimal track dimensions guarantees that your machinery remains productive and ready to tackle the most challenging field conditions. Whether navigating deep mud in rice paddies or traversing uneven wheat fields, this track provides the stability and protection required for successful, high-yield harvesting operations.
Technical Parameters
Size: 550 × 90 × 56 (Width × Pitch × Links)
Material: High-strength rubber with steel reinforcement
Weight: Approx. 180–203 kg
Color: Black
Application: Combine harvesters (FM WORLD, Kubota, Lovol and similar models)
Working Environment: Paddy fields, muddy soil, sandy farmland
Deep Tread Pattern Design
The specialized deep tread configuration provides substantial grip, significantly reducing mechanical slippage during intensive agricultural operations in challenging terrains.
Reinforced Steel Core Structure
Manufactured utilizing a robust wear-resistant rubber compound integrated with a continuous steel core. This structural integrity prevents elongation and withstands high-tension loads in harsh environments.
Precise Sprocket Meshing
The internal drive teeth are precisely molded to match standard sprocket dimensions, ensuring efficient power transmission, minimizing vibration, and maintaining stable track movement.
Optimized Ground Pressure Distribution
The 550mm wide profile maximizes the surface contact area, which lowers the overall ground pressure to protect delicate soil structures and maintain machine stability in muddy environments.
Product Uses
The 550×90×56 rubber track is specifically designed to meet the demanding requirements of modern agricultural operations. As a vital undercarriage component for combine harvesters, it ensures reliable mobility across various challenging terrains. For agricultural machinery distributors, maintenance workshops, and large-scale farming fleets, selecting the correct track is essential for maintaining harvesting efficiency and reducing equipment downtime during critical harvesting seasons. This track provides versatile solutions for different crops and field conditions, helping operators maximize their agricultural output while minimizing the risk of machinery getting stuck or delayed.

Operating combine harvesters in wet, deep mud environments presents significant challenges, primarily the risk of machinery sinking and loss of traction. This rubber track is engineered to deliver required flotation and grip in waterlogged paddy fields. The optimized tread design allows the harvester to move steadily without damaging the hardpan layer of the soil. This capability ensures continuous rice harvesting operations even in challenging wet conditions, safeguarding crop yield and operational timelines for farmers.
Beyond wet fields, this track is highly suitable for dryland crop harvesting, including wheat and corn. In these environments, fields often contain tough stubble and uneven surfaces. The broad 550mm width of the track distributes the heavy weight of the combine harvester evenly, significantly minimizing soil compaction. Reduced soil compaction is crucial for protecting the field for future planting cycles. Additionally, the track maintains stable traction over dry, loose, or hard-packed soil, enabling smooth harvesting across expansive farmlands.
Agricultural landscapes are rarely uniform. Harvesters frequently encounter transitional zones, post-rain muddy patches, loose sandy soils, and undulating or hilly terrains. This rubber track is designed to adapt to these unpredictable ground conditions. Its structural integrity provides the necessary support to navigate uneven farmland safely, reducing the risk of slippage or instability. By ensuring consistent performance across diverse topographies, it helps operators maintain a steady work pace regardless of the environmental challenges they face during the harvest.
Sourcing reliable spare parts is a priority for machinery maintenance and fleet management. This 550×90×56 track serves as an ideal replacement undercarriage part for compatible combine harvesters, including FM WORLD models. For procurement managers and parts suppliers, offering this track means providing end-users with a dependable solution to restore their equipment's mobility. It facilitates quick replacement during routine maintenance or emergency field repairs, ensuring that the harvesters remain operational when they are needed most to avoid agricultural losses.
Product Operate Guide
Proper operation and maintenance are crucial for maximizing the service life of your combine harvester rubber tracks. Following these guidelines will help ensure stable performance in demanding agricultural environments, reduce downtime, and lower long-term replacement costs.
Before installation, ensure the combine harvester is completely turned off and securely supported on flat ground. Thoroughly inspect the undercarriage components, including the drive sprocket, idler, and track rollers, to confirm they are in good working condition. Carefully mount the rubber track onto the drive sprocket and guide wheels, then adjust the track tension strictly according to the machine manufacturer's specifications to prevent premature wear.
Maintaining proper tension is essential for the stable operation of the harvester. If the track is too loose, it may slip, derail, or cause severe damage to the guide lugs. Conversely, if it is too tight, it will increase friction, leading to accelerated wear on both the rubber track and the undercarriage components. Regularly check the tension during the first few hours of operation and adjust as necessary.
The 550×90×56 rubber track is specifically engineered for combine harvesters working in challenging terrains such as paddy fields, muddy farmland, and uneven agricultural landscapes. To minimize track damage and extend its lifespan, avoid running the machine on sharp rocks, concrete roads, or highly abrasive hard surfaces for extended periods. When turning, perform wide, gradual turns rather than sharp pivot turns to reduce lateral stress on the track structure.
Implement a strict daily inspection routine before and after harvesting operations. Carefully examine the rubber track surface for deep cracks, cuts, abnormal wear patterns, or exposed steel cords. Promptly remove any embedded debris, such as sharp stones, metal pieces, or dried mud, from the undercarriage. Keeping the track and rollers clean helps maintain optimal traction and prevents mechanical jamming.
Proper storage is vital when the harvester is not in use during off-seasons. Park the machine in a dry, well-ventilated, and shaded environment. Prolonged exposure to direct sunlight, extreme temperatures, or harsh chemicals (such as oil, fuel, or agricultural fertilizers) can accelerate the aging and degradation of the rubber compound. If storing for several months, relieve the track tension slightly to reduce continuous stress on the internal cords.
Monitor the track condition closely to avoid unexpected failures in the field. If you observe severe tread wear, broken internal steel cords, large structural cracks, or significant damage to the drive lugs, replace the rubber track immediately. Operating with a severely compromised track not only poses safety risks but can also cause extensive damage to the harvester's entire undercarriage system.

A: This specific rubber track is engineered for combine harvesters widely used in agricultural operations, including rice, wheat, and corn harvesting. It is fully compatible with FM WORLD harvesters and other agricultural machinery brands that require the 550×90×56 track specification for optimal field performance.
A: This specification defines the critical dimensions required for proper fitment with the harvester’s drive system:
550 mm: The total width of the rubber track, providing a wide footprint for reduced ground pressure.
90 mm: The pitch, which is the exact distance between the centers of two consecutive drive lugs.
56: The total number of links (drive lugs) inside the track.
Verifying these three measurements ensures the track will fit properly with your machine's undercarriage.
A: It is designed to perform reliably in demanding agricultural environments such as paddy fields, muddy farmland, wet soil, and uneven terrain. The deep tread pattern provides strong traction, prevents the harvester from sinking in deep mud, and ensures stable movement during critical harvesting seasons.
A: The service life heavily depends on the working conditions, maintenance routines, and frequency of use. With proper tension adjustment, careful operation (avoiding sharp rocks and concrete), and regular daily inspections, this track is manufactured to provide long-term, reliable performance across multiple harvesting seasons.
A: You should plan for a replacement if you notice clear signs of structural failure, such as deep surface cracks, exposed or broken internal steel cords, severe wear on the tread lugs, or frequent slipping during operation. Replacing a worn track in time prevents unexpected breakdowns and protects the harvester's internal drive components.
A: Yes. OEM and customized services are available for volume orders. Depending on specific requirements, we can provide customized logos, tailored packaging, and other specialized configurations to meet regional market demands and distributor needs.
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