Case IH SB551 Small Square Baler

SB551 Small Square Baler for sale at Miller Sellner, MN. Serving your new and used equipment needs from Sleepy Eye, Bingham Lake, Slayton, MN, and Fairmont, MN .


Model: SB551 Small Square Baler

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  • 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​


Make Case IH
Model SB551
Bale size  
Bale cross section, h x w, in (mm) 16 x 18 (406 x 457)
Bale length range, in (mm) 12 to 52 (305 to 1321)
Density control, standard Adj hydraulic density
Density control, optional No option
Bale thrower compatible No
Pickup position Offset to right side
Sweep width on flare, in (mm) 80 (2030)
Sweep width inside, in (mm) 75 (1900)
Width between outside tines, in (mm) 67.5 (1714)
Tine spacing, in (mm) 2.63 (67)
Number of tines 156
Number of tine bars 6
Windguard description 13 rods
Standard pickup lift Manual
Optional pickup lift Hydraulic
Pickup protection V-belt slippage & lost motion reel drive
Feeder Description Rotary feeder w/ packer
Feeder opening, sq in (sq cm) 318 (2052), right side entry
Plunger speed, strokes/min 93
Plunger stroke, in (mm) 30 (762)
Tying mechanism  
Tying mechanism type Knotter
Tying capacity (twine), balls 8
Tying capacity (wire), coils No wire
Main Drive  
Flywheel diameter, in (mm) 22 (559)
Flywheel weight, lbs (kg) 357 (162)
PTO Driveline Std three-joint, Category 6
PTO Speed, rpm 540
Main drive protection Shearbolt, overrunning & slip clutches
Standard tire, left 14L x 16.1, 6PR
Standard tire, right 11L x 15, 6PR
Max. height, in (mm) 71 (1803)
Width, in (mm) 120 (3048)
Length w/o bale chute, in (mm) 217 (5512)
Length w/bale chute, in (mm) 247 (6274)
Weight w/twine tie, lbs (kg) 4,200 (1905)
Weight w/wire tie, lbs (kg) No wire
Tractor Requirement  
Tractor PTO Power, hp (kW) 80 (60)
Sales Literature  
Literature number CIH7180801
Literature date 7/1/2008
Manual number 86626049
Manual date 10/1/2001
Entry Date  
Manufacturing status Current
First Entry Date 8/1/2008
Revision Date 2/1/2012