Rotary Tiller Gearboxes – Replacement of Comer Code TB-22C
The rotary tiller gearbox TB-22C, crafted by TEBSA in Argentina, is a vital component for rotary tillers and cultivators, driving efficiency in soil preparation. It channels power from a tractor’s PTO shaft to the tiller blades, adjusting speed and torque to dig, break, and loosen soil effectively. Built with a series of precision gears and shafts, the TB-22C handles the high torque demands of tough farming tasks. Connected via a PTO drive shaft, it’s a cornerstone of agricultural productivity, trusted by farmers across Argentina’s fertile plains since TEBSA began in 1997.
This gearbox blends rugged durability with smart design, offering a 100% quality guarantee on every order. Made from cast iron and alloy steel through advanced forging and heat treatment, it stands up to the harshest conditions—perfect for fields in Buenos Aires or Córdoba. At 50% less cost than original brands, the TB-22C delivers reliable performance without breaking the bank, making it a top pick for multi-row tillers and heavy-duty cultivators.
Specifications of Rotary Tiller Gearbox TB-22C
Description | Rotary Tiller Gearboxes - Replacement of Comer Gearbox TB-22C |
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Application |
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Consists of |
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Technical information |
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Contains oil | No |
Capacity and oil type | 3,3 GL-5 80W-90 l |
Gear arrangement Increasing | 23 - 24 |
Gear arrangement Reducing | 3 - 4 |
Input power kW / HP Increasing | 72.1 / 98 kW/HP |
Input | 540 r/min |
Input shaft Increasing | Y |
Input shaft Reducing | Z |
Material housing | Cast iron GG25 |
Input power KW / HP Reducing | 60.4 / 82 kW/HP |
Output Torque DaNm | 199.9 daNm |
Output Torque DaNm Increasing | 64 daNm |
Oil | 500 h |
Ratio Increasing | 1: 1.93 |
Ratio Reducing | 1.93: 1 |
Shaft Y | 1 3/8" (6) (B) |
Shaft Z | 1 3/8" (6) (D) |
Weight | 31.5 kg |
Benefits of the TB-22C Rotary Tiller Gearbox
The TB-22C rotary tiller gearbox brings real advantages to farmers and agricultural operators, especially in Argentina’s diverse farming regions. Here’s why it’s a standout choice:
Boosted Efficiency: The TB-22C transfers power smoothly from the tractor’s PTO to the tiller blades, ensuring steady torque at 540 RPM. This cuts down tillage time, whether you’re preparing soil for soybeans in Santa Fe or wheat in La Pampa. Its dual gear ratios (1:1.93 increasing, 1.93:1 reducing) let you tweak performance for different soil types.
Lasting Durability: Built from cast iron GG25 and alloy steel, the gearbox withstands the wear of rocky or clay-heavy soils. TEBSA’s forging and carburization processes—honed since 1997—add toughness, meaning fewer breakdowns and a longer lifespan, even in Argentina’s humid subtropical climates.
Cost Savings: At 50% less than original Comer gearboxes, the TB-22C offers premium performance without the high price tag. Its robust design reduces repair costs, making it a smart buy for farmers looking to stretch their budgets without sacrificing quality.
Flexible Use: With 98 HP (increasing) and 82 HP (reducing) capacities, it suits multi-row tillers, hole borers, and other agricultural tools. Whether tilling small plots in Mendoza or large fields in Buenos Aires, it adapts to your needs.
Safer Farming: The TB-22C’s precise engineering, backed by TEBSA’s ISO9001-2015 certification, ensures stable operation, reducing risks during heavy-duty tasks. Its 31.5 kg weight balances strength and ease of installation.
Easy Maintenance: Designed for practicality, it requires an oil change after 50 hours initially, then every 500 hours. TEBSA’s support team responds within 24 hours, helping you keep it running smoothly.
Applications of the TB-22C in Argentine Agriculture
The TB-22C rotary tiller gearbox powers a range of farming tasks across Argentina, where agriculture drives the economy. Its versatility makes it a go-to for soil preparation and land management.
Crop Preparation: In Argentina’s Pampas, where soybeans, corn, and wheat dominate, the TB-22C breaks up compacted soil for planting. Its 199.9 daNm output torque (reducing) delivers the force needed for deep tillage, ensuring seeds take root in well-aerated soil.
Multi-Row Tilling: For large-scale farms in Córdoba or Santa Fe, the gearbox supports multi-row rotary tillers, covering wide areas efficiently. Its 72.1 kW input power handles heavy loads, speeding up prep for high-yield crops.
Hole Boring: Beyond tilling, the TB-22C works with hole borers for fencing or tree planting in Mendoza’s vineyards or fruit orchards. Its dual shaft options (Y and Z, 1 3/8" splined) ensure compatibility with various equipment.
Small and Large Farms: Whether you’re a smallholder in Entre Ríos or managing thousands of hectares in La Pampa, the TB-22C scales to your operation. Its compact design fits smaller tractors, while its strength supports industrial cultivators.
To highlight its fit for Argentina, here’s a quick look at common crops and the TB-22C’s role:
Crop | Region | How TB-22C Helps |
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Soybeans | Santa Fe, Córdoba | Deep tillage for loose, fertile seedbeds |
Wheat | Buenos Aires, La Pampa | Breaks hard soil for even planting |
Corn | Entre Ríos | Powers multi-row tillers for large fields |
Grapes | Mendoza | Supports hole boring for vineyard posts |
This gearbox is a reliable partner for Argentina’s farmers, enhancing productivity while tackling the unique challenges of local soils and climates.
Maintenance Tips for the TB-22C Gearbox
Keeping the TB-22C in top shape ensures years of dependable service. Here’s how to maintain it, tailored for Argentina’s demanding farm conditions:
Regular Checks: Inspect the gearbox every few weeks for leaks, cracks, or wear, especially after tilling rocky soils in Buenos Aires. Catching issues early prevents costly repairs.
Oil Management: The TB-22C holds 3.3 liters of GL-5 80W-90 oil (not included). Change it after the first 50 hours, then every 500 hours or annually, depending on use. Check for dirt or metal particles in the oil to spot internal wear.
Use Quality Lubricants: Stick to TEBSA-approved oils to maintain smooth gear operation. Poor-quality oil can lead to overheating, especially in Argentina’s hot summer months.
Shaft Care: Clean and grease the Y and Z shafts (1 3/8" splined) regularly to ensure efficient power transfer. This is key for heavy-duty tillers working through clay soils.
Alignment: Ensure the gearbox and tiller are properly aligned with the tractor’s PTO. Misalignment causes vibration, which can damage gears over time—common in uneven fields like those in La Pampa.
Storage: When not in use, store the gearbox in a dry shed to protect it from Argentina’s humid or rainy seasons, preventing rust on the cast iron housing.
For quick reference, here’s a maintenance schedule:
Task | Frequency | Notes |
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Inspect for leaks/wear | Every 20 hours | Look at housing and shafts |
Change oil | First 50 hours, then 500 hours | Use GL-5 80W-90 |
Grease shafts | Every 50 hours | Prevents friction damage |
Check alignment | Monthly | Reduces gear stress |
TEBSA’s team is available 24/7 to answer questions, ensuring your TB-22C stays field-ready.
About TEBSA and Our Agricultural Solutions
Since 1997, TEBSA has been Argentina’s trusted name in agricultural gearboxes, delivering reliable, cost-effective solutions from our base in the heart of the country’s farming region. With ISO9001-2015 certification, we back every product with a 100% quality guarantee, using advanced techniques like forging, carburization, and precision grinding. Our 50% cost advantage over original brands comes from smart manufacturing, not cutting corners—saving farmers money without compromising performance. Our engineering team responds within 24 hours, supporting you from purchase to maintenance.
Beyond the TB-22C rotary tiller gearbox, we offer a wide range of agricultural components:
Rotary Cutter Gearboxes: Like the RC-61, ideal for mowing pastures or clearing land.
Fertilizer Spreader Gearboxes: For precise nutrient distribution in soybean or corn fields.
Post Hole Digger Gearboxes: Perfect for fencing or vineyard setups in Mendoza.
PTO Shafts: Durable power transfer for tractors and implements.
Flail Mower Gearboxes: For heavy-duty cutting in rough terrain.
Whether you’re tilling soil in Santa Fe, harvesting wheat in Buenos Aires, or planting vines in Mendoza, TEBSA has the gear to keep your farm moving. Contact us today to explore our full lineup or get a quote for the TB-22C rotary tiller gearbox!
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Materials Available
1. Stainless Steel: SS201, SS303, SS304, SS316, SS416, SS420
2. Steel:C45(K1045), C46(K1046),C20
3. Brass:C36000 ( C26800), C37700 ( HPb59), C38500( HPb58), C27200(CuZn37), C28000(CuZn40)
4. Bronze: C51000, C52100, C54400, etc
5. Iron: 1213, 12L14,1215
6. Aluminum: Al6061, Al6063
7.OEM according to your request

Surface Treatment
Annealing, natural canonization, heat treatment, polishing, nickel plating, chrome plating, zinc plating,yellow passivization, gold passivization, satin, Black surface painted etc.
Processing Method
CNC machining, punch,turning, milling, drilling, grinding, broaching, welding and assembly

QC & Certificate
Technicians self-check in production,final-check before package by professional Quality inspector
ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
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