9YK-870 Mini Round Baler — Compact Roll-Drum Baler

9YQ-870-round-baler-1

The 9YK-870 is the most compact round baler in the America Ever-Power lineup — a roll-drum machine that runs on 25 to 50 HP and weighs just 440 kg (970 lb), making it the only model in the range compatible with sub-compact and compact utility tractors already on most small farms. With a Φ630 mm (25 in) chamber, an 800 mm (31.5 in) spring-tooth pickup, rope wrapping, and a maximum operating speed of 2 to 5 km/h, the 9YK-870 turns small-farm hay production into a one-tractor, one-implement operation without the capital cost or HP requirement of a mid-size baler.

  • ▶ Just 440 kg (970 lb) — lightest round baler in the lineup, trailer-towable
  • ▶ 25–50 HP PTO requirement — runs on sub-compact and compact utility tractors
  • ▶ Φ630 mm (25 in) chamber — produces a manageable 25×28 in round bale
  • ▶ 800 mm (31.5 in) spring-tooth pickup — clean collection on light windrows
  • ▶ Rope wrapping — simple, low-cost wrapping with zero consumable electronics
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America Ever-Power · Round Baler

Roll Drum · Mini
Φ25 in Chamber
25–50 HP
Rope Wrap
970 lb · 440 kg


square-baler-application-2

25"
Chamber Ø
31.5"
Pickup Width
25–50
HP Range
970
lb Weight
540
RPM PTO

The Small Farm Round Baler Problem — and Why the 9YK-870 Solves It

Most round balers on the market start at 40 to 50 HP minimum PTO requirement — a threshold that immediately excludes the large population of hobby farms, small livestock operations, and rural properties that run 25 to 40 HP compact utility tractors or sub-compact tractors. These operations produce hay from 5 to 20 acres of pasture or hay ground, and their choices have historically been limited to: hire a custom baler operator, buy an old used baler with uncertain reliability, or cut and leave the forage for grazing in place without baling. None of these options gives the small-farm operator direct control over their own hay inventory, their own timing, or their own bale format.

The 9YK-870 changes that calculation. At 25 HP minimum and 970 lb machine weight, it is designed to run on the tractors that small farms already own — including the Kubota B-series, John Deere 1 and 2 series, Mahindra eMax, Branson 25-series, and comparable 25 to 50 HP compact tractors with a 540 RPM PTO stub. For a hobby farm running a 30 HP compact utility tractor that was purchased for loader work and mowing, the 9YK-870 adds a baling capability that the farm can operate independently, on its own schedule, without waiting for a custom operator to fit a small acreage into a busy commercial season.

The 9YK-870 produces a Φ630 mm (25 in) diameter bale — roughly 55 to 70 lb for dry grass hay — that one person can lift and move without mechanical assistance. This bale weight is the key practical advantage for small-farm feeding: no skid steer required, no bale spear tractor needed, no bale unroller investment. The bale can be rolled by hand to the feeding area, opened by hand, and fed to small flocks of sheep, goats, alpacas, or a few horses without any additional equipment beyond a utility knife to cut the rope.

9YQ-870-round-baler-1

9YK-870 Mini Round Baler — Technical Specifications

Parameter Specification
Model 9YK-870 Round Baler
Hitching Method Trailed
Pickup Width 800 mm  (31.5 in)
Pickup Structure Spring Tooth Type
Feeder Structure Spring Tooth Direct Feed
Operating Speed 2 – 5 km/h  (1.2 – 3.1 mph)
Chamber Type Roll Drum (fixed chamber)
Chamber Width 700 mm  (27.6 in)
Chamber Diameter Φ630 mm  (Φ24.8 in)
Bale Size (Diameter × Width) Φ630 × 700 mm  (24.8 × 27.6 in)
Wrapping Method Rope Wrapping
Matching Power Range 25 – 50 HP
PTO Speed 540 RPM
Tire Size 18×6.50-8-4PR
Overall Dimensions (L×W×H) 1,300×1,300×1,350 mm  (51×51×53 in)
Machine Weight 440 kg  (970 lb)

9YK-870 Mini Round Baler — Four Features That Make It Work on a Small Farm

◆ 25–50 HP Compatibility — Runs on the Tractor You Already Own

The 9YK-870's 25 HP minimum PTO requirement is the most important number on its specification sheet. It is the threshold that makes this round baler accessible to the entire population of compact and sub-compact utility tractor owners — a segment that has historically been priced out of round baling by the 40 to 50+ HP minimums of even the smallest conventional round balers. At 25 HP, the 9YK-870 runs on the same tractor class used for mid-mount mowing, front-end loader work, and garden tilling — the tractor that is already sitting in the barn and paid for. No second tractor, no equipment upgrade, no horsepower bottleneck. The same 30 HP tractor that runs the operator's 5-foot finish mower on Tuesday runs the 9YK-870 on Thursday after the cut material has wilted to baling moisture.

  • ✓  25 HP minimum — the lowest PTO requirement of any roll-drum round baler in the lineup
  • ✓  540 RPM PTO — standard stub on every compact utility tractor built in the last 40 years
  • ✓  970 lb machine weight — within the drawbar rating of a 25 HP compact tractor with standard ballast

◆ Roll-Drum Chamber at 970 lb — Commercial Bale Quality in a Sub-Compact Package

The 9YK-870 uses the same roll-drum chamber philosophy as the rest of the America Ever-Power round baler range: fixed-position hardened steel rollers apply uniform radial compression to the bale from every direction simultaneously. At Φ630 mm (25 in) diameter, the chamber produces a bale that is smaller than a conventional 4×4 round bale but meaningfully denser than what a comparable-size belt-type baler produces — because the rigid rollers do not have the tension variation that limits belt-type compression at small diameters. For small-farm storage applications where the bale must resist rain and UV degradation with rope wrapping rather than net wrap, higher density is the primary quality variable: denser bales shed water more effectively from the rounded outer surface and have a smaller proportion of exposed outer area relative to their total volume.

  • ✓  Roll-drum compression — the same architecture used in commercial machines, at mini scale
  • ✓  Φ25 in bale at 55–75 lb dry — one-person handleable without mechanical assistance
  • ✓  Higher density than belt-type mini balers at the same diameter

◆ Spring-Tooth Direct Feed Pickup, 800 mm Width — Matched to Compact Mower Swath Width

The 31.5-inch pickup width is calibrated for the windrow produced by a 4 to 5 foot finish mower or rotary cutter — the implements that most compact tractor owners use for field and pasture maintenance. A standard single-swath windrow from a 5-foot rotary mower is approximately 24 to 30 inches wide after the cut material settles; the 9YK-870's 31.5-inch pickup clears this windrow completely in a single pass. The spring-tooth direct-feed design — where the same spring-tooth tines that pick up the material also deliver it directly into the compression chamber without a separate auger or feeder rotor — keeps the machine mechanically simple and the maintenance workload low. Fewer moving parts between the pickup and the chamber means fewer failure points and faster manual troubleshooting when a tine or spring needs attention.

  • ✓  31.5 in width — covers the windrow from a 4 to 5 ft compact-tractor rotary mower or finish mower
  • ✓  Direct-feed spring-tooth design — simpler than auger-fed systems, fewer parts to maintain
  • ✓  Tine flex protects from ground contact damage on uneven small-farm terrain

◆ Rope Wrapping — Simple, Zero-Consumable-Electronics, Low Per-Bale Cost

The 9YK-870 uses rope (twine) rather than net wrap for bale securing. For a machine at this scale and this price point, rope is the correct wrapping choice for most small-farm applications. Rope is cheaper per bale than net wrap — $0.30 to $0.60 per bale versus $1.50 to $2.50 per bale for net wrap — and at 55 to 75 lb per bale, the small round bale produced by the 9YK-870 is typically fed within 1 to 3 days of baling rather than stored outdoors for 6 to 12 months. For feed-within-days bales, the net wrap storage-loss advantage is irrelevant: the hay is consumed before storage loss accumulates to a meaningful amount. Where the 9YK-870's bales are intended for longer storage, the operator can cover the stack with a tarp — the standard small-farm solution that eliminates net wrap cost entirely while providing adequate protection for bales consumed within 3 to 4 months.

  • ✓  Rope cost $0.30–$0.60 per bale — lowest per-bale consumable cost in the lineup
  • ✓  No net wrap electronics, sensors, or knife mechanism to service or replace
  • ✓  Sisal rope is fully biodegradable — no plastic waste in fields or compost

mini round baler producing small round bales for small farm feeding

Who the 9YK-870 Mini Round Baler Is Built For

Hobby Farms and Homesteads (Under 20 Acres)

A 10 to 20 acre property with a small flock of sheep, a few goats, or 2 to 4 horses produces 50 to 150 bales per year from the available hay ground. Custom baling at $6 to $10 per bale plus $40 to $60 per hour travel costs $350 to $1,500 per season for a custom operator to serve — money that would pay for the 9YK-870 itself within 2 to 4 seasons. Owning the machine means baling on the right day at the right moisture, not waiting for a custom operator's schedule.

Small Livestock Operations — Sheep, Goats, Alpacas

The Φ25 in bale at 55 to 75 lb is sized for small-ruminant feeding without waste. A flock of 10 sheep or 8 goats consumes one 9YK-870 bale every 3 to 5 days — a consumption rate that keeps the bale from sitting open long enough to spoil. Larger round bales from the 9YQ-1950 or 9YG-2.2 would last 10 to 20 days open, inviting mold and weather damage on the exposed feeding face. The small bale format is the right match for small-ruminant herd sizes.

Compact Tractor Owners Expanding Into Hay Production

Many compact tractor owners already mow their pasture with a rotary cutter or finish mower and leave the cut material to mulch. The 9YK-870 converts that mowed material into bales that can be stored, fed, sold, or used for stall bedding — turning a maintenance cost (mowing) into a yield. No additional tractor, no barn required beyond a tarp-covered outdoor stack, and total investment that many hobby farm owners can justify within a single season's savings on purchased hay.

America Ever-Power Round Baler Lineup — Where the 9YK-870 Sits and When to Step Up

The 9YK-870 is the entry point of the America Ever-Power round baler range. It covers the use cases that no other model in the lineup can reach — specifically, the 25 to 50 HP tractor class and the under-20-acre operation. Understanding where the upgrade thresholds are makes the selection straightforward for operations that may outgrow the 9YK-870 as they expand.

Model Chamber Ø Pickup HP Range Bale Wt. Best For
9YK-870 ★ Φ630 mm / 25" 800 mm / 31" 25–50 HP 55–75 lb Hobby farm · under 20 ac · small flocks
9YQ-1250 Φ800 mm / 31" 1,250 mm / 49" 54–80 HP 150–250 lb Small farm · 20–80 ac · growing operation
9YQ-1950 Φ1,000 mm / 39" 1,950 mm / 77" 49–148 HP 800–1,100 lb Mid-size farm · 50–200 ac · cow-calf
9YQ-2300 Φ1,000 mm / 39" 2,300 mm / 91" 79–178 HP 800–1,100 lb Large acreage · 100–400 ac · wide windrows
9YG-2.2 Φ1,220 mm / 48" 2,200 mm / 87" 148–201 HP 1,400–1,800 lb Commercial · 200+ ac · custom ops

The step from the 9YK-870 to the next model — the 9YQ-1250 — requires a tractor upgrade to at least 54 HP, a bale-handling machine to move the 150 to 250 lb bale, and a net wrap investment. For hobby farms firmly in the 25 to 40 HP tractor class, that step is not just a baler upgrade — it is an ecosystem upgrade that costs 3 to 4 times as much as the 9YK-870 itself. The 9YK-870 is the right tool for operations that want baling capability now, at their current tractor scale, with a path to upgrade when the operation grows to justify it.

Operating the 9YK-870 Mini Round Baler — Ground Speed, Windrow Prep, and Storage

The 9YK-870's rated operating speed is 1.2 to 3.1 mph (2 to 5 km/h) — slower than the mid-size and large balers in the lineup, by design. At 25 to 50 HP and a Φ25 in chamber, the machine's productive throughput ceiling is set by the chamber fill rate: the small chamber reaches full bale diameter quickly on a properly formed windrow, and driving faster than 3 mph feeds material faster than the chamber can compress it into a uniform bale. The practical field rhythm on a light windrow is 2 to 2.5 mph ground speed, a bale every 2 to 4 minutes, and an ejection-and-restart cycle of 30 to 45 seconds. On a 5-acre field, this produces 60 to 80 bales in 3 to 4 hours — a productive half-day on a small farm that leaves the afternoon for stacking.

Windrow preparation for the 9YK-870 follows the same principles as larger balers but at a smaller scale. The rotary mower or finish mower cuts the forage, and after 1 to 3 days of field drying (depending on weather), the cut material can be picked up directly without a separate rake pass — the 9YK-870's 31.5-inch pickup can often straddle a single-pass mower swath directly without merging. If the windrow is too narrow or the material is scattered, a small side-delivery rake or a simple V-rake can consolidate 2 swaths into one without heavy equipment. For small-farm operators who do not own a rake, the 9YK-870's direct-feed pickup is tolerant enough of slightly scattered material to collect without a perfect windrow — one of the practical advantages of the simpler direct-feed design over the screw-auger feeders on larger machines.

  • ▶ Target moisture: 18–22% for dense bales with good rope retention — probe before the first pass
  • ▶ Ground speed: 1.2–3.1 mph — watch the bale-diameter indicator and slow down when windrow is thick
  • ▶ Rope check: Verify rope spool tension and needle path before each baling session
  • ▶ Storage: Stack bales on pallets or a gravel pad off wet ground · cover with a tarp for storage beyond 4 weeks outdoors
  • ▶ End of season: Clean pickup tines and spring mounts · oil the rope mechanism lightly · store the machine under cover

mini round baler roll-drum components and PTO drive

The 9YK-870 completes the America Ever-Power small-farm equipment chain. The same compact utility tractor runs a disc mower or rotary cutter for cutting, a compact hay rake for windrow forming, and the 9YK-870 for baling — a complete three-implement hay chain on one 25 to 50 HP tractor platform. For operations that grow to need larger bales or higher throughput, the upgrade path runs through the round baler lineup to the 9YQ-1250 at 54 HP or the 9YQ-1950 at 49 to 148 HP. If the growing operation also needs the premium horse-hay market, the square baler lineup starts at 40 HP with the 9YF-1700, adding a complementary product format to the existing round bale program. The drivetrain gearbox and all replacement parts for the 9YK-870 are stocked at the Dallas, TX parts depot for 3-day delivery.

America Ever-Power compact hay equipment chain for small farm

Get a Quote for the 9YK-870 Mini Round Baler

Tell us your tractor model and HP, your total hay acreage, and the livestock you are feeding. We confirm PTO compatibility, advise on the right bale diameter and rope setting, and provide a delivered price. Parts stocked in Dallas, TX — 3-day delivery across the continental US and Canada.

Request a 9YK-870 Quote

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