9YG-2.2 Fixed Chamber Round Baler

9YG-2.2-round-baler-1

The 9YG-2.2 is a fixed-chamber round baler producing a consistent Φ1,220mm diameter × 1,400mm wide bale on every cycle — no adjustment between bales, no variability in shape. Driven by 110–150kW PTO input and equipped with a color touch screen, 18-roller compression chamber, and automatic net wrap, it is the dependable choice for commercial-scale wheat straw, corn stover, rice straw, cotton stalks, and forage grass operations.

  • ✦ Fixed bale output: Φ1,220mm × 1,400mm — uniform every time
  • ✦ Color touch screen + high-precision displacement sensor
  • ✦ 18-roller roll-drum chamber, Φ222mm rollers, fully sealed
  • ✦ Automatic thin-oil lubrication system — centralized grease supply
  • ✦ Key drivetrain components sourced from international major brands
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Fixed Chamber · Commercial Grade · PTO 110–150kW

Every bale the 9YG-2.2 produces is the same: Φ1,220mm diameter, 1,400mm wide — because the fixed-chamber design does not adjust between cycles. For operations that need uniform bales for stacking, transport, or sale, this consistency is the single most important reason to choose a fixed-chamber machine over a variable one.

The 9YG-2.2 pairs that uniformity with a color touch screen control system, 18-roller drum chamber with Φ222mm rollers, automatic net wrap, and a fully automatic thin-oil lubrication circuit — making it a capable platform for continuous commercial operation across wheat straw, corn stover, rice straw, cotton stalks, and forage grass.

9YG-2.2 Fixed Chamber Round Baler: Consistent Bales at 2.2m Pickup Width

What Fixed-Chamber Means in Practice

A fixed-chamber baler builds every bale to the same finished dimensions before the tailgate opens. Unlike variable-chamber designs where the operator can dial the diameter from small to large within a range, the fixed-chamber produces one size — and it does so at the fastest cycle time available for that size class. For the 9YG-2.2, that means a finished bale of Φ1,220mm diameter × 1,400mm wide on every tailgate cycle, with no operator input required to hold that size consistent across the day.

The practical result: bales that stack evenly, fill trailers predictably, and weigh consistently from one end of the field to the other. Buyers who purchase bales in volume — livestock operators, export brokers, hay dealers — value this uniformity because it eliminates the handling and weight variability that variable-chamber output can produce when operators are moving through crops of changing density and moisture.

The 9YG-2.2 at a Glance

2,200mm
Pickup Width
Φ1,220mm
Fixed Bale Diameter
18
Compression Rollers
110–150kW
PTO Power Range
3,800kg
Machine Weight

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Technical Specifications

# Item Unit Specification
1 Model Name — 9YG-2.2 Round Baler
2 Hitching Method — Towed-type (3-point hitch compatible)
3 Pickup Width mm 2,200
4 Picker Structure — Spring Tooth Type
5 Feeder Structure — Continuous Screw Feeding Mechanism
6 Bale Chamber Type — Roll Drum Type — Fixed Chamber
7 Bale Chamber Width mm 1,400
8 Bale Diameter (fixed) mm Φ1,220
9 Quantity of Pressing Rollers pcs 18
10 Roller Diameter mm Φ222
11 Bundling Method — Automatic Net Wrapping
12 Matching PTO Power Range kW 110–150 (approx. 148–201 HP)
13 Overall Dimensions (L×W×H) mm 4,100 × 2,900 × 2,400
14 Machine Weight kg 3,800

Crop Applications — What the 9YG-2.2 Handles

Straw Harvesting Operations

The 9YG-2.2 is well-matched to high-volume straw recovery operations where the field clears fast and the baler needs to keep pace. The 2,200mm pickup width covers a wide swath in a single pass, and the continuous screw feeder keeps material flowing into the compression chamber without blockage-prone gaps.

  • ▸
    Wheat straw — handles full windrows from wide-cut combines at high forward speed
  • ▸
    Rice straw — the spring-tooth pickup handles the tangled mat left by paddy combines
  • ▸
    Corn stover — the 18-roller chamber produces dense, tight bales from this high-volume crop
  • ▸
    Cotton stalks — consistent chamber geometry handles the variable bulk density of shredded cotton residue

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Forage and Hay Production

For hay operations, the 9YG-2.2 produces a bale that is large enough to reduce the number of bales per acre while remaining handleable by standard front-end loaders and bale spears. The automatic net wrap keeps the outer layer of forage from weathering during outdoor storage.

  • ▸
    Alfalfa and clover hay — net wrap reduces leaf shatter loss during handling
  • ▸
    Native and mixed grass hay — handles variable density from short sod-forming grasses to tall bunch grasses
  • ▸
    Sorghum sudan and silage wrapping — bale at 40–55% moisture and apply stretch wrap for fermented feed production

Key Features of the 9YG-2.2

Smart Control and Monitoring System

📱
Handheld Color Touch Screen

The portable color touch panel operates stably and reliably in field conditions. Paired with a high-precision displacement sensor, it gives the operator exact real-time bale weight monitoring — so output weight stays consistent even as crop density changes across the field.

⚙️
Auto and Manual Operating Modes

The operating system provides both automatic and manual modes, allowing operators to run at full automation in clean conditions or take direct control when crop conditions require more precision. The full baling process is monitored on-screen, with equipment status visible at a glance.

🎯
Net Wrap Positioning Sensor

A high-precision sensor accurately positions each net wrap revolution around the bale — applying the programmed number of layers without over-running. This keeps net wrap material consumption at the minimum needed for bale integrity, which adds up over a high-volume season.

Lubrication and Drivetrain System

🔧
Fully Automatic Thin-Oil Lubrication

The entire chain drive transmission system is maintained by a fully automatic thin-oil lubrication circuit, ensuring smooth operation through the full working day. Chain drive components run cooler, last longer, and require fewer unplanned stops for manual oiling between fields.

🛢️
Centralized Grease Supply

All grease lubrication points on the machine are served by a centralized supply system. Rather than hunting individual grease fittings with a grease gun between sessions, the operator services the whole machine from a single point — reducing the time spent on routine maintenance significantly.

🌐
Internationally Sourced Key Components

The drive shaft, bearings, clutch, chain, and electronic control components are sourced from globally recognized major-brand suppliers. These are the parts that determine the machine life — and sourcing them from proven international manufacturers is what separates long-service commercial machines from short-life substitutes.

Pickup and Feeding System

The hydraulic pickup system adjusts cutting height on the go and has a built-in floating capability — it automatically adapts to uneven terrain, rising and falling with the ground surface to maintain consistent material pickup without the operator needing to adjust height manually across field undulations. This is particularly valuable in paddock fields, hillside operations, or post-combine fields where the ground is not level.

The spring-tooth pickup at 2,200mm width moves material into the continuous screw feeder, which delivers a steady, uninterrupted flow into the 18-roller compression chamber. The screw feeder design reduces the bridging and plugging that can occur with tine-bar feeders when material volume spikes at heavy windrow sections.

the 9YG-2.2 round baler class model at work in a hay field showing the wide pickup width and the automatic operation that handles the full baling cycle from windrow pickup through compression to tailgate eject without operator input at each bale cycle

Fixed Chamber vs Variable Chamber — What the Difference Costs You in Practice

Storage and Transport Advantages of Uniform Bales

When a variable-chamber baler produces a range of bale diameters across a season — some operators running 900mm, others 1,200mm, and the field producing mixed density that results in bales of varying final size — the stored pile does not stack cleanly. Irregular bales leave air gaps in the stack, which creates moisture pockets and reduces the number of bales per barn or feedlot pad. A fixed-chamber machine eliminates this variability entirely: every bale is Φ1,220mm, and the stack geometry is predictable from the first row to the last.

For transport, uniform bale dimensions mean trailers fill to a known capacity on every load. Buyers who measure their storage space in bale counts need consistent dimensions to plan their inventory; operators selling bales to livestock producers, hay dealers, or export markets find that documented uniform size supports pricing conversations in ways that mixed-size variable-chamber output cannot.

When Fixed Chamber Is the Right Choice

Fixed Chamber Is the Better Fit When...
  • ✔ You sell bales commercially and need documented uniform dimensions
  • ✔ Your storage is sized for a specific bale diameter and you want every bale to fill it the same way
  • ✔ You run a custom baling service and your clients need consistent output they can rely on for planning
  • ✔ You are maximizing cycle time — the fixed chamber fills to size and opens the tailgate on a defined schedule
Variable Chamber Is the Better Fit When...
  • ◆ You need smaller bales for specific applications (horse owners, small livestock, hand-feeding)
  • ◆ You want the flexibility to adjust bale size between different crops or customer orders
  • ◆ You are working fields with highly variable crop density where building a fixed-size bale consistently would require constant speed adjustment

Operating Tips for Maximum Bale Quality with the 9YG-2.2

Moisture and Windrow Management

The 9YG-2.2 is a net-wrap-only machine — it does not tie with twine. Net wrap performs best on bales baled between 14% and 20% moisture for dry hay, or at 40–55% for baleage wrapped with stretch film. Baling above 20% moisture without additional stretch-wrap protection risks heating and mold development in the bale core. The on-board bale weight monitor helps identify when windrow density is varying — a useful indicator of moisture variation across the field, since wetter crop windrows weigh significantly more per linear foot than dry ones.

9GD-2.5-Lawn-Mower--application-1

Windrow width should not exceed the 2,200mm pickup width. If you are using a forage mower that cuts narrower than 2.2m, consider merging two windrows before baling. Raking windrows wider than the pickup causes edge material to be missed, reducing efficiency and leaving uneven stubble for the next pass. For very heavy crops like corn stover or thick grass, merging two windrows may tempt operators to create a combined windrow that overloads the feeder — reduce forward speed rather than running a combined windrow too fast through the pickup.

Seasonal Maintenance Schedule

  • Daily:
    Inspect net wrap path for obstructions; check pickup spring teeth for missing or bent tines; verify the automatic lubrication reservoir level; inspect all visible belt and chain conditions
  • Weekly:
    Verify grease at centralized points; inspect the 18 compression rollers for surface wear or flat spots; check hydraulic hose connections at the pickup cylinder for seeping
  • Seasonal:
    Replace spring-tooth pickup tines that are bent beyond 15 degrees from straight; inspect and adjust the screw feeder auger flight clearances; verify displacement sensor calibration against a known bale weight; flush the thin-oil lubrication circuit
  • Off-Season:
    Load a bale of net wrap and run 5 full wrap cycles to verify sensor calibration; apply protective coating to all exposed hydraulic cylinder rods; store with tailgate closed to protect the chamber rollers from weather exposure

Frequently Asked Questions — 9YG-2.2 Round Baler

What is the difference between a fixed-chamber and variable-chamber round baler, and which is better for my operation?
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A fixed-chamber round baler (like the 9YG-2.2) builds every bale to the same finished diameter before the tailgate opens — in this case Φ1,220mm. A variable-chamber baler allows the operator to adjust the maximum diameter, typically between 300mm and the model maximum, so different bale sizes can be produced from the same machine. Fixed-chamber is the better choice for operations that sell bales commercially (because uniform size supports pricing and logistics), run a custom baling service (clients need predictable output), or stack large quantities where consistent geometry reduces gaps and waste. Variable-chamber is the better choice for operations serving multiple markets with different bale size requirements, or where smaller bale sizes for hand-feeding are sometimes needed from the same machine.
What size tractor do I need to run the 9YG-2.2 round baler?
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The 9YG-2.2 is rated for 110–150kW PTO output — for PTO shaft and driveline specifications at this power class, agricultural gearbox and PTO shaft specifications cover the standards relevant to this power class. The 9YG-2.2, which is approximately 148–201 HP at the tractor PTO shaft. This places it in the large commercial baler class. For most field conditions and medium-density crops (wheat straw, grass hay), a tractor in the 150–170 HP range will run the 9YG-2.2 comfortably. For continuous high-density work — corn stover at 80% yield, thick bermudagrass at peak growth, or silage baling at 40%+ moisture — a tractor toward the 200 HP end of the range provides the power buffer needed to maintain baling speed through the heaviest windrow sections. The tractor must also supply adequate hydraulic flow for the pickup lift and tailgate cycle; verify that the tractor hydraulic outlet capacity meets the baler hydraulic system requirements before purchasing.
What is the bale size produced by the 9YG-2.2, and how heavy are the bales?
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The 9YG-2.2 produces a fixed-dimension round bale of Φ1,220mm diameter × 1,400mm wide. Bale weight varies with crop type and moisture content, but typical ranges are: dry wheat or rice straw 350–500kg per bale, dry grass hay 400–600kg per bale, corn stover 500–700kg per bale, and high-moisture silage bales 600–900kg per bale at 45–55% moisture. The handheld color touch screen monitors bale weight in real time via the displacement sensor, allowing the operator to track output consistency across the day and verify that bale weights fall within the target range for their market or storage system.
Can the 9YG-2.2 bale corn stover, and what moisture level is safe to bale?
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Yes — the 9YG-2.2 is well suited for corn stover baling. The 2,200mm pickup handles the wide windrows typical of corn residue after combine harvest, and the 18-roller fixed chamber produces dense, well-formed bales from this high-bulk-density crop. For dry corn stover intended for bioenergy, animal bedding, or soil amendment markets, bale when field moisture is below 20% to avoid heating in storage. For corn stover silage (fermented baleage), bale at 45–65% moisture immediately after cutting while the material is at the correct fermentation moisture, then apply 4–6 layers of stretch film within 4 hours of baling to begin the anaerobic fermentation cycle. The automatic net wrap on the 9YG-2.2 provides the initial layer before stretch film application for silage production.
Does the 9YG-2.2 use net wrap or twine, and can I switch between them?
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The 9YG-2.2 uses automatic net wrap only — it is not configured for twine binding. The net wrap system includes a high-precision positioning sensor that tracks wrap revolution count and applies the programmed number of layers consistently across every bale cycle, optimizing material usage without under-wrapping. Net wrap provides better bale shape retention than twine for large fixed-chamber bales, keeps the outer crop layer from weathering during outdoor storage, and is generally preferred for commercial operations where bale appearance and transport integrity matter. If your operation specifically requires twine-bound bales for compatibility with existing feeding equipment or customer preference, the 9YQ variable-chamber round baler series offers models with twine binding options.
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How many bales per hour can the 9YG-2.2 produce under normal field conditions?
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Hourly output depends on crop yield per acre, windrow spacing, field size, and the time required for tailgate cycles and field turns. In typical wheat straw or dry grass hay operations with 2–3 ton per acre yields in a single windrow at 2.2m width, operators commonly achieve 25–40 bales per hour in good field conditions. At the high end — in flat, large fields with consistent windrows and an experienced operator — 50+ bales per hour is achievable. Corn stover at higher density reduces forward speed, typically producing 20–30 bales per hour. The fixed-chamber design has a consistent bale-completion time once the chamber is full, which makes output more predictable than variable-chamber balers where the operator must decide when to stop filling.
What does the automatic lubrication system on the 9YG-2.2 actually maintain, and does it eliminate manual greasing?
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The 9YG-2.2 has two lubrication systems that work in parallel. The fully automatic thin-oil system continuously supplies the chain drive transmission — this is the primary chain and sprocket system that transfers power from the PTO shaft through the baler — keeping it lubricated without any operator intervention during the working day. The centralized grease supply system covers all grease lubrication points on the machine from a single service point, meaning the operator fills one reservoir rather than working through 15–25 individual grease fittings one at a time. Together, these two systems significantly reduce the time required for daily lubrication maintenance. The operator should still inspect the reservoirs daily and refill as needed — but the hunting-for-fittings step that takes 20–30 minutes on conventionally lubricated balers is eliminated.
How does the 9YG-2.2 compare to the 9YQ variable-chamber series, and how do I choose between them?
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The 9YG-2.2 and 9YQ series serve different primary needs. The 9YG-2.2 is a fixed-chamber machine: every bale is Φ1,220mm × 1,400mm, net-wrap only, designed for commercial-scale operations that need maximum output consistency at the large bale size. It requires 110–150kW tractor PTO and weighs 3,800kg — it is a large, professional machine. The 9YQ series (models 870 through 2300) are variable-chamber balers that can produce bales from small to large within each model range, support both net wrap and twine binding options, and are available at lower power requirements starting from 35HP for the 9YQ-870. Choose the 9YG-2.2 if: you are running a high-volume commercial operation, you need uniform fixed-size output, and your tractor is in the 150–200HP range. Choose the 9YQ series if: you need bale size flexibility, smaller bales for some applications, twine binding, or a lower-power machine for a smaller tractor.

What Customers Say About the 9YG-2.2

T
Tom Henderson
Central Iowa | Row Crop and Stover Operation
★★★★★

We run a 190HP row crop tractor and the 9YG-2.2 keeps up with it at full field speed on corn stover. What sold me was the consistency — after a full day, every bale in the stack is the same diameter. We sell the stover bales to a biomass facility that weighs everything at delivery, and our load weights are very predictable now compared to the variable-chamber baler we had before. The centralized grease point also saves a real 25 minutes every morning that I used to spend working through individual fittings.

Purchased: Spring 2025 | Verified Purchase
M
Maria Santos
San Joaquin Valley, CA | Alfalfa and Sudan Hay
★★★★★

We run three cuts of alfalfa and two cuts of Sudan per season, and the 9YG-2.2 handles both without adjustment. The touch screen is straightforward — my crew learned it in half a day. What matters for us is that the net wrap sensor is accurate: we run two layers on export bales and three on outdoor storage bales, and the sensor holds that count precisely, no short wraps. The bale weight monitor is a bonus — we catch windrows that are lighter than expected early in the pass, which usually means the crop is drier than we thought and we adjust our merging pattern on the spot.

Purchased: Summer 2024 | Verified Purchase
R
Robert MacKay
South-Central Kansas | Wheat Straw Custom Baling
★★★★☆

Three full wheat harvest seasons on this machine and it has not missed a day. We service it every evening and the automatic oiling system has been reliable — never had a chain derail or a bearing failure from lubrication neglect. The only adjustment I would suggest is that the pickup floating system is a bit slow to respond on heavily rutted fields, so we set the pickup slightly higher on rough ground and accept a little more stubble in the windrow. Everything else works as advertised. The bales come out the same size every time, and our grain elevator customers who take straw for bedding are happy with the predictable load weights.

Purchased: Fall 2022 | Verified Purchase
D
David Park
Willamette Valley, OR | Grass Hay for Horse Market
★★★★★

I sell timothy and orchardgrass hay to horse barns and boarding stables, and they need bales that are uniform enough to store in their standard barn bays. The 9YG-2.2 produces that. The net wrap holds the outer leaf layer against weathering and the bales present well when a customer comes to look at inventory — net-wrapped round bales at a consistent diameter stack cleanly and look professional. The touch screen has been more useful than I expected: the bale weight reading helps me identify parts of the field where the hay did not cure evenly, which lets me decide on the spot whether to keep baling or give that section another day of drying time.

Purchased: Spring 2024 | Verified Purchase

Get the 9YG-2.2 for Your Operation

Tell us your primary crop type, field size, and tractor PTO output. We will verify whether the 9YG-2.2 is the right fit for your specific conditions and provide current pricing, lead time, and delivery details to your location.

✦ Φ1,220mm × 1,400mm fixed bale output
✦ 110–150kW PTO | 3,800kg
✦ Color touch screen + auto net wrap
✦ 18-roller fixed drum chamber

Get Pricing and Availability

America Ever-Power Forage Baler Equipment INC. · 1401 21st ST STE R, Sacramento, CA 95811

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