Kubota M135GX-III Specs, Price and Review (2026)
Agricultural · 143 HP · Best for fuel efficiency and versatility
Power
143 HP (107 kW)
Fuel
Diesel
Transmission
Manual
PTO
122 HP @ 540 rpm
Weight
5,030 kg (5 t)
New price (est.)
$90,605 – $135,907
Est. used price
$31,712 – $95,135
Overview
The Kubota M135GX-III sits in the 120–180 HP high-power power class and is aimed at large-acreage farming, heavy tillage, and large-implement compatibility. Kubota tractors are widely used across farm operations, and the M135GX-III represents a strong entry in the 120–180 HP high-power segment. On this page you will find complete Kubota M135GX-III specs including engine data, transmission type, hydraulic lift capacity, PTO output, dimensions, and operating weight. Use the Kubota M135GX-III review sections on this page — TractorFit analysis, pros and cons, and use-case ratings — to judge suitability before purchasing. Kubota M135GX-III price varies by year, hours, condition, and region — our used price estimate gives you a data-based range to start your search. Use this page to review all Kubota M135GX-III data in one place — from specs and pricing to suitability ratings and direct comparisons with competing models.
TractorFit™ Analysis
Overall score
Based on specs and use-case fit for Kubota M135GX-III.
Positioned in the 120–180 HP band suited to heavy tillage, large hay operations, and high-capacity work. Manual transmission is a proven choice for operators who prefer direct gear selection. As a farm tractor, it is built for fieldwork, PTO-driven implements, and all-day reliability. Rear PTO capability allows use of mowers, tillers, and other PTO-driven equipment. Key specs include 143 HP, 122 HP PTO, 5 t operating weight, estimated used range $31,712–$95,135, and overall suitability 51/100.
Higher = simpler
Pros
- ✓Efficient consumption relative to power-to-weight and engine type.
- ✓Simple maintenance; mechanical transmission with lower repair costs.
- ✓High versatility: PTO and hydraulic options for multiple implements.
- ✓High power for heavy fieldwork and demanding equipment.
- ✓Reliable manual transmission with low maintenance cost.
Cons
- •May be excessive in size and fuel use for very small farms.
- •Limited capacity for intensive loader work.
- •Modest power-to-weight ratio; less agility in traction and on slopes.
- •Basic hydraulic system; limited for demanding implements.
Kubota M135GX-III receives an overall suitability score of 51/100 from the TractorSuitability™ Engine. mixed use with multiple PTO and hydraulic implements, operations where fuel economy is a priority. The suitability sub-scores allow an objective comparison of performance across farm sizes and use types. Loader work rates 31/100; fuel efficiency index is 72/100. Maintenance is classified as Low: Mechanical transmission and straightforward engine design; lower repair costs and easier DIY or general dealer servicing. Operating cost tier is Moderate: Reasonable fuel efficiency and maintenance; operating costs are in line with the power class. Versatility (71/100) reflects PTO and hydraulic options; cost tier (59/100) reflects value for money. It has relative limitations in: small farm, large farm, loader. Overall, it offers a specialized profile for its class. The TractorSuitability™ Engine uses manufacturer technical data only to compute these indices in an objective, reproducible way. We recommend comparing these scores with your specific acreage, crop type, and implement needs before deciding.
Real-world performance & ownership
Highlights
- High horsepower supports large implements and high capacity.
- Manual transmission keeps design simple and ownership costs lower.
- 5 t operating weight fits a broad range of implements and conditions.
- Rated PTO output of 122 HP supports mowers, hay tools, and other driven implements.
- Fuel efficiency scores well for its power class.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $31,712–$95,135 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
Trade-offs
- Maintenance complexity is rated on the higher side; factor in service access and parts availability.
- Loader and front attachment suitability is limited by design; best for lighter loader duties.
Best for
- Heavy tillage and large hay
- High-capacity harvesting
- Large-acreage farming
- Fuel-conscious operation
- Mixed tasks and attachment use
Not ideal for
- Heavy, continuous loader work
- Low-maintenance-first buyers
Kubota M135GX-III — Pros and Cons
Pros
- High horsepower supports large implements and high capacity.
- Manual transmission keeps design simple and ownership costs lower.
- 5 t operating weight fits a broad range of implements and conditions.
- Rated PTO output of 122 HP supports mowers, hay tools, and other driven implements.
- Fuel efficiency scores well for its power class.
- Versatility index supports a wide range of tasks and attachments.
- Estimated used price range: $31,712–$95,135 USD.
- Farm orientation targets fieldwork, PTO work, and reliability.
Cons
- Maintenance complexity is rated on the higher side; factor in service access and parts availability.
- Loader and front attachment suitability is limited by design; best for lighter loader duties.
Used market insights
Estimated used price
$31,712 – $95,135 USD
High confidence
Estimate only. Actual prices vary by condition, hours, and region.
Buyer checklist
- Check engine and PTO hours; service history matters for long-term reliability.
- Confirm PTO speed (540/1000) and HP match your mowers, balers, or other implements.
- Inspect hydraulics and three-point hitch condition; repair costs can be high.
For used Kubota M135GX-III, hours and service history matter. Confirm PTO and hydraulic operation, tire condition, and that implements match your HP and category.
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Community Discussions
Technical Specifications
What this means: Engine specs define power for PTO work, drawbar load, and fuel use. Higher displacement often means more torque at lower rpm.
Engine
- Maximum Power (Gross)
- 143 HP (107 kW)
- Fuel Type
- Diesel
- Cooling
- Liquid
Documentation & Resources
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Frequently asked questions
Where can I find used Kubota M135GX-III listings?
This page links to international marketplaces where you can search for used Kubota M135GX-III tractors; listings are provided by third parties.
How much does a used Kubota M135GX-III cost?
Used Kubota M135GX-III tractors are often listed in the range of $31,712–$95,135 USD (high confidence). Actual prices depend on hours, condition, and region.
Does the Kubota M135GX-III have a PTO?
Yes. The Kubota M135GX-III has a rear PTO rated at 122 HP at 540 rpm.
What is the horsepower of the Kubota M135GX-III?
The Kubota M135GX-III is rated at 143 HP (gross) (107 kW).
Is the Kubota M135GX-III good for loader work?
TractorFit scores rate this model as less suited for loader work (31/100). Check front axle capacity and loader compatibility for your intended use.
What is the Kubota M135GX-III best used for?
As a farm tractor, the Kubota M135GX-III is suited to fieldwork, PTO-driven implements, hay work, and general estate or small-farm tasks.
What type of transmission does the Kubota M135GX-III have?
The Kubota M135GX-III uses a manual transmission.
What should I check when buying a used Kubota M135GX-III?
Verify hours, condition, service history, PTO operation, hydraulics, and tire wear. Confirm weight and dimensions if you need to transport or match implements.
What fuel does the Kubota M135GX-III use?
The Kubota M135GX-III uses diesel fuel.
What is the weight of the Kubota M135GX-III?
Operating weight is approximately 5,030 kg (5 tons).
Kubota M135GX-III: Complete Tractor Specifications and Technical Data
Overview
The Kubota M135GX-III is a agricultural tractor from Kubota designed for agricultural operations. This comprehensive tractor specifications guide provides complete technical data, engine specifications, transmission details, dimensions, and hydraulic system capabilities. This agricultural tractor features a 143 HP diesel engine with manual transmission, delivering reliable performance. Our tractor database provides detailed specifications and technical data for the Kubota M135GX-III, making it easy to compare with other models in the Kubota lineup or across different brands.
Engine Specifications
The Kubota M135GX-III is powered by a diesel engine that delivers 143 HP for agricultural tasks. Tractor horsepower is a critical specification that determines the machine's ability to handle various implements. The engine specifications demonstrate Kubota's engineering expertise in creating efficient powerplants.
- Maximum Power: 143 HP (107 kW)
- Fuel Type: Diesel
- Cooling System: Liquid-cooled
Transmission Specifications
The Kubota M135GX-III features a manual transmission system. Transmission type affects power delivery and operational efficiency. Different transmission types offer various advantages for different operating conditions and implement requirements.
Dimensions and Weight
Understanding tractor dimensions and weight is essential for storage, transport, and operational compatibility. The Kubota M135GX-III's specifications help determine if the tractor fits your operational requirements.
- Wheelbase: 2690 mm (105.9 in)
- Weight: 5030 kg (11.089 lbs)
Power Take-Off (PTO)
The PTO system allows the tractor to transfer engine power to driven implements. PTO specifications, including horsepower and speed ratings, are essential when selecting implements.
- PTO Speed: 540 rpm
- PTO Power: 122 HP (91 kW)
Performance and Applications
The Kubota M135GX-III delivers 143 HP performance for agricultural applications including plowing, planting, and harvesting. Tractor performance metrics, including power output, hydraulic capabilities, and dimensions, determine the machine's suitability for various tasks. When evaluating tractor performance, consider your specific application requirements, operating conditions, and implement needs to ensure the Kubota M135GX-III matches your operational demands.
Technical Data Summary
This guide provides complete technical data and detailed specifications for the Kubota M135GX-III. Key specifications include: 143 HP engine, manual transmission, 122 HP PTO, and 5030 kg weight. These tractor specifications enable accurate comparisons with other models. Our tractor database provides comprehensive data for thousands of models, making it easy to research specifications and compare tractors.
Conclusion
The Kubota M135GX-III is a reliable agricultural tractor from Kubota, designed for modern farming operations. With its 143 HP diesel engine and manual transmission, weighing 5 tons, it provides dependable performance for agricultural tasks. This comprehensive guide offers all essential Kubota M135GX-III tractor data and specifications for informed decision-making.
Conclusion
With 143 HP, the Kubota M135GX-III is a model worth considering carefully for operators who need Heavy tillage and large hay, High-capacity harvesting, Large-acreage farming. Check the price range shown above and compare with similar models to ensure it fits your budget. Use our comparison tool to stack the M135GX-III against other tractors in the same HP range before making a final decision.