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The 3C301-28160 Gear Shaft is a vital transmission component for Kubota tractors, ensuring smooth gear engagement and power delivery in models like M6040 and M7040, which are widely used in Thailand’s intensive farming operations such as sugarcane harvesting and soil preparation. This shaft facilitates efficient torque transfer within the gearbox, contributing to overall tractor reliability in demanding conditions. Manufactured by PRR TRACTOR PART LIMITED PARTNERSHIP, it features a nature color finishing for enhanced corrosion resistance, weighing 2.3 kg to balance durability with ease of handling. The following table compiles key parameters based on verified manufacturer data, providing a reliable reference for Thai agricultural professionals to assess compatibility, plan maintenance, and select replacements that prevent downtime and optimize performance in humid, dusty environments where transmission integrity is paramount.
These parameters underscore the shaft’s suitability for heavy-duty applications in Thailand, where lightweight yet robust parts facilitate easier handling during repairs without sacrificing strength. The nature color finishing protects against oxidation in tropical weather, while compatibility with M6040 and M7040 models ensures seamless integration into existing systems, avoiding performance losses. By utilizing these specs, operators can conduct proactive inspections, extending component life and reducing unexpected failures that could halt operations during peak harvesting periods. This technical detail empowers users to make informed decisions, aligning with efficient farming practices in a region reliant on dependable machinery.
Introduction to the 3C301-28160 Gear Shaft
The 3C301-28160 Gear Shaft is a precision-machined replacement part tailored for Kubota tractors, specifically models M6040 and M7040, which are staples in Thailand’s agricultural machinery for tasks like heavy tilling and load hauling. This shaft functions as a core element in the transmission system, transferring rotational power between gears to enable speed and torque adjustments. Its role is to ensure seamless gear shifting and efficient power distribution, preventing slippage and maintaining operational stability under varying loads. In practical scenarios, it addresses challenges such as transmission inefficiencies caused by wear, which can lead to reduced tractor performance in rugged fields or during prolonged use.
For Thai farmers dealing with humid climates and uneven terrain, this gear shaft mitigates issues like gear grinding or power loss by providing durable, reliable connectivity within the gearbox. Weighing 2.3 kg with a nature color finishing, it resists corrosion and facilitates easier installation, minimizing downtime. The shaft’s design optimizes the tractor’s overall efficiency, supporting fuel savings and extended service intervals, crucial for cost-effective farming in competitive markets where machinery uptime directly influences productivity and profitability.

Key Components of a Gearbox
In gearboxes, components like the PTO shaft extend power to attachments, enhancing versatility. For comprehensive gearbox options, explore our category.
At PRR TRACTOR PART LIMITED PARTNERSHIP, our gearbox parts are of high quality, fully compatible with original equipment, and offered at competitive prices, providing exceptional value for Thai farmers.
Features and Functions of the 3C301-28160 Gear Shaft
The 3C301-28160 Gear Shaft features high-quality materials for durability, precision engineering for perfect fit, smooth performance to reduce wear, improved efficiency in transmission, and easy installation. These attributes make it an ideal solution for maintaining Kubota tractors in Thailand’s challenging agricultural environments, where reliable gear engagement prevents power losses during heavy-duty operations like tilling or hauling.
Functionally, it transfers rotational force seamlessly, minimizing friction and enhancing overall tractor responsiveness. For users facing frequent gear issues due to dust or moisture, this shaft’s robust design ensures longevity, reducing the need for frequent replacements and supporting consistent productivity in seasonal farming cycles.

Advantages of the 3C301-28160 Gear Shaft
Superior construction delivers lasting benefits for Kubota users.
Advantages include high-quality materials for extended durability, precise fit to avoid operational hiccups, improved performance for better efficiency, easy installation to save time, and affordable pricing for cost savings. In Thailand’s agriculture, these translate to fewer breakdowns and lower expenses, crucial for small-scale farmers.
Compared to alternatives, it offers reliability without premium costs, addressing budget constraints while maintaining high standards.
Importance of the Gear Shaft in Kubota Tractors
The gear shaft is pivotal in power transfer from engine to transmission, enabling smooth shifts and efficient operation. In Kubota tractors, it impacts performance, with failures leading to reduced efficiency.
In Thailand, where tractors face heavy use, a reliable shaft prevents downtime, supporting sustainable farming.
Easily Worn Parts in Kubota Machines
Common worn parts include engine oil filters for contaminant trapping, air filters to prevent dust entry, hydraulic hoses for system operation, belts for power transmission, tires for traction, brake pads for stopping, cutting blades for implements, and hydraulic hoses again for fluid integrity. Regular replacement is key.
In Thailand’s conditions, proactive maintenance avoids failures, ensuring continuous operations.
How to Replace Damaged Parts
To replace the 3C301-28160 Gear Shaft, turn off the tractor, locate and remove fasteners, detach old shaft, align new one, secure, and test. This ensures safe operation.
Tools and professional help recommended for accuracy. We offer parts for brands like John Deere, New Holland, etc.
Thailand’s Regulations on Agricultural Machinery Parts
Thailand’s policies ensure safety and quality in machinery imports.
Regulations require import licenses, TISI certifications for standards, and duties ranging 5-20%, with BOI exemptions for agricultural promotions. Documentation like invoices and origin certificates is mandatory.
These measures protect farmers from substandard parts, fostering reliable supply chains in the sector.
Our Company as a Tractor Parts Manufacturer
PRR TRACTOR PART LIMITED PARTNERSHIP specializes in aftermarket replacements for harvesters, tractors, and balers, offering quality parts for brands like John Deere, New Holland, and Kubota. Our production uses advanced technology for superior quality.
With skilled teams and customer focus, we provide competitive prices and extensive ranges. Explore our website for details.
FAQ
What models does the 3C301-28160 fit?
Kubota M6040 and M7040 tractors.
What is the weight of this gear shaft?
2.3 Kg, balancing strength and ease of installation.
How to install the gear shaft?
Turn off tractor, remove old shaft, align new, secure, test shifts.
What material is the shaft made of?
Durable materials with nature color finishing for corrosion resistance.
Is it compatible with OEM?
Yes, designed for perfect fit and function.
What are signs of gear shaft wear?
Grinding noises, difficult shifting, or power loss; inspect promptly.
How does it improve efficiency?
Smooth gear engagement reduces wear and optimizes power transfer.
What other parts wear easily?
Filters, hoses, belts, tires, brake pads; replace timely.
Is the shaft cost-effective?
Yes, affordable with high durability reducing long-term costs.
Where to buy in Thailand?
From PRR TRACTOR PART LIMITED PARTNERSHIP for reliable supply.
Customer reviews
“Put this gear shaft in my M6040 after some grinding issues, and it’s been smooth sailing since. Fits right in, no fuss during install. Handles the daily farm grind without a hitch.”
— Aran K., Rice Farmer, Ayutthaya, Thailand
“Replaced the old one on my M7040 last season. It’s sturdy, shifts nicely even in muddy fields. Saved me from a bigger repair bill—pretty happy with how it holds up.”
— Somsak L., Sugarcane Grower, Kanchanaburi, Thailand
“This shaft fixed the transmission lag in my M6040. Easy swap, and it’s been reliable through the rainy months. Feels just like the original without the premium price.”
— Nittaya P., Orchard Manager, Chiang Mai, Thailand
“Got this for my M7040 after noticing wear. Installation was straightforward, and gears engage better now. Good for everyday use on the farm— no complaints so far.”
— Boonmee S., Vegetable Farmer, Suphan Buri, Thailand
“Swapped it into my M6040 quickly, and it’s performing well under load. Solid build for the tropics—handles heat and dust without issues. Worth the switch.”
— Chaiwat R., General Agriculturist, Nakhon Ratchasima, Thailand



