New Bush Hog 4115 Flex Wing Rotary Cutter


SKU: 600 Category: Tag:


New Bush Hog 4115 Flex Wing Rotary Cutter – options shown in photo may differ from actual unit.

  • Cutting width – 15′
  • Cutting height – 1.5″ – 16″
  • Minimum tractor PTO HP – 60
  • Approximate weight – 6,000 LB
  • Center deck – 11GA over 7GA
  • Wing decks – 7GA
  • Warranty – 10-year gearbox limited warranty, 1-year machine limited warranty.


  • New and improved axle suspension reduces g-force shock loads by 51%
  • Replaceable 1/2″ Cast Wing Skids for extended wear during heavy ground contact
  • Angled rear deck section with 41% longer skids improve durability during side and backward impacts
  • New durable Cast Leveling Rod Cams make adjusting deck pitch easier
  • New Cast Walking Tandem Axles walk over the most rugged terrain instead of bounce through it
  • Center section axle spindles are centered on the axle arm for equalized loading of vertical forces
  • Grease fittings and spring steel bushings at axle pivot points for longer life.
  • Wing decks free float 22° down and 45° up without engaging the hydraulic cylinder for longer cylinder life
  • Wing axles are adjustable 20″ left to right for variable row crop spacings
  • New Rollover and Clevis Stops on the Perma-Level+ Hitch make tractor hookups easier
  • Increased Cutting and Transport Height by 2″ to mow down taller vegetation and easier loading on trailers


  • Single or Double Row Chains to knock down flying debris
  • New Cast Transport Lock supports the cutter while transporting
  • Wing locks hold the wings stable when in an upright position
  • Rollover and Clevis Stops reduce rotating and swinging hitch components while attaching to tractor drawbar
  • 360° coverage around rotating drivelines


  • Industry first — 3″ O.D. output shaft in cutting gearboxes
  • Smooth-top 7ga deck plates are heavily-reinforced for years of trouble-free service
  • 33% stronger gearbox mount and stand are built to withstand years of punishing mowing conditions
  • Blade pans come standard with Hardened Hex-Head Blade Bolts and Bushings for easy blade changes
  • 194% increase in axle arm section for substantially improved strength
  • ASAE Cat. 6 Input Drivelines and ASAE Cat.4 Wing Drivelines for use in heavy cutting conditions
  • Patented oil sight windows make for quick and easy oil level checks
  • Grease fittings in our E-Z lube drivelines align for reduced service times


  • Bespoke rubber isolator bank on the center axle absorbs damaging shock loads before going through the deck and eventually to the tractor
  • Custom-tuned rubber isolator pads absorb shock at each axle
  • Cast Walking Tandem Axle selection strolls over rough terrain with ease
  • Axle Arms increased from 5.25″ x 6.5″ welded channel to 6″ x 8″ structural tube for superior strength in this high-stress area
  • 1/4″ x 13″ sidebands are protected by 1/2″ replaceable cast skids and extended length built-in skids
  • Hardened Hex-Head Blade Bolts and Bushings make blade changes quick and easy