BETTER-BUILT BALES
Case IH SB Series small square balers are valued for their ability to stand up to season after season of heavy-duty baling. Choose from four models, featuring wide pickups, heavy-duty feeding systems, and gear-driven knotters and twisters. |
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Available Models |
| SB521 |
14 x 18 (356 x 457) |
65 (1651) |
35 (26) |
| SB531 |
14 x 18 (356 x 457) |
65 (1651) |
62 (45) |
| SB541 |
14 x 18 (356 x 457) |
75 (1905) |
75 (56) |
| SB541C |
14 x 18 (356 x 457) |
75 (1905) |
75 (56) |
| SB551 |
16 x 18 (406 x 457) |
75 (1905) |
80 (60) | |
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Features |
Five new models replace the previous SBX models
Newly designed plunger and feeder shielding that improves service access A flip-up front gearbox shield with easier service to the main drive chain and gearbox Easier access to the pickup drive belt Redesigned “Power Pivot” shielding using hydraulic hose slots for convenience |

SB551 Small Square Balert.
Great for custom operators and large-scale hay growers . Big capacity 16 x 18-in. (406 x 457-mm) bales:
Wide 75-in. (1,905-mm) pickup Huge 318-sq.-in. (2,052-sq.-cm) feed opening
Features include:
Hydraulic bale density control A high-capacity rotary feeding system Comes standard with an eight-twine bale box Larger capacity twine storage Allows for longer baling duration without rethreading Newly designed with increased tongue-channel thickness and reinforced plates to the inner tongue wall A wider clevis hitch to accommodate larger tractor drawbars A large wagon hitch-bolt hole for easier hookup to hay wagons A new Class VI heavy-duty driveline for improved durability |

SB541 Small Square Baler
Matches high-production needs of large-scale producers for maximum capacity in the 14 x 18-in. (356 x 457-mm) bale category.
Twine or wire versions Comes standard with an eight-ball twine box High-capacity 75-in. (1,905-mm) pickup or 80-in. (2,032-mm) with flare Heavy-duty rotary feeding system Available with spring or hydraulic bale tension control Newly designed with increased tongue-channel thickness and reinforced plates to the inner tongue wall Replaceable feeder floor Wider clevis hitch to accommodate larger tractor drawbars Large wagon hitch-bolt hole for easier hookup to hay wagons New Class VI heavy-duty driveline for improved durability |

SB531 Small Square Baler
Perfect for medium-size, 14x18-in. (356x457-mm) baling operations Dependable high-throughput rotary feeding system Uses a packer fork with two paired rotating fingers Provides years of dependable service Large wagon hitch-bolt hole for easier hookup to hay wagons New Class VI heavy-duty driveline for improved durability |
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SB521 Small Square Baler
Smallest 14x18-in. (356x457-mm) model
Rugged and durable Provides years of dependable service Uses six tines to move crop smoothly 65-in. (1,651-mm) pickup or 70-in. (1,778-mm) with flare |
SB541c Small Square Baler
Commercial model handles challenging baling conditions, season after season.
Heavy-duty hydraulically controlled side tension rails Cast-iron hay wedges for a longer life Long, heavy bale case for improved bale shape and easier handling The fast plunger speed and longer plunger stroke packs uniform, dense bales in all crop conditions High-strength steel used throughout the plunger mechanism |
Optional Features
Many options are available to equip any SB baler to a specific operation:
Hydraulic density system (SB531, SB541, SB541c standard on SB551) Hydraulic tongue swing Hydraulic pickup lift Halogen work light kit for night baling Road light kit with brake/turn signals Quarter-turn bale chute Triple-purpose chute Bale chute extension with wagon hitch Twine tie baler manual oiler |

Plenty of Sturdy tines and an adjustable pickup gauge wheel
Plenty of sturdy, closely spaced, curved finger tines:
Gently lift the crop while keeping leaves intact Rugged tine bars run on sealed ball bearings for long life and trouble-free operation
Standard pickup gauge wheels adjust to five positions:
Guides the pickup through the contours of the field Allows you to get every bit of the windrow
Raise pickup for transport
select the manual latch or optional hydraulic pickup lift. |
provides for a uniform,well-shaped bale
Huge 283-sq.-in. (1,826-sq.-cm) feed opening allows SB balers to swallow large, uneven windrows. From here, the dependable Case IH feeding system takes over, providing a smooth flow of crop into the bale chamber for a uniform, well-shaped bale. |

SB531, SB541, SB541c, SB551 Feeding System
High-throughput rotary feeding system delivers high capacity in any crop Heavy-duty, double-rotating tines overlap to feed crop smoothly and continuously Adjustable double-packer fork folds hay into the bale chamber No-plug feeding system effortlessly moves crop from the pickup area to the bale chamber with minimum shatter loss |

SB521 Feeding System
Six feeder tines gently move the crop into the bale chamber, saving high-protein leaves Chain-driven system for durability and easy servicing |

easy bale density control
Hydraulic density control is standard on the SB551 and optional on SB531, SB541 and SB541c.
All SB Series balers allow for easy bale density control by adjusting the tension applied to the bale chamber. For manual density control, tension springs are an economical choice.
Provides "set-it-and-forget-it" convenience Ensures consistent bale weight and density |

Case IH SB bales hold up to handling — from the rack to the elevator and from the barn to the bunk
Dependable gear-driven twine knotters:
Hard-surface material at all wear points Bill hooks are chrome plated for extra durability and reduced maintenance SB541 is also available with a gear-driven wire twister
Large-capacity twine storage increases field time between refills:
SB521 — load four balls of twine SB531 — load six balls of twine SB541, SB541c and SB551 — load eight balls of twine SB541 wire-tie version features four-coil wire storage |

available with the SB521, SB531 and SB541 models
Simple design and easy operation
Fill your wagon with bales as you make them with the optional Case IH BTX11 bale thrower, available with the SB521, SB531 and SB541.
Smooth, reliable hydraulic drive throws the bales Handles bales up to 38 in. (965 mm) long and up to 70 lbs. (32 kg) Easy operation from your tractor seat Move the Case IH bale thrower to the left or right to fill the corners of the wagon Adjust the belt speed to load the front or the back of the wagon The simple design of the BTX11 allows for easy installation, adjustment and service |