SKU: K4100 Category:


KAB 411: Versions of this seat has been widely used by numerous OEM’s.  Front controls fits the many machines.  Most commonly used in excavators and cranes but also suitable for loaders and dozers.



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KAB 411:  Popular seat, fits many excavators.

  • Mechanical suspension
  • 2.5″ height adjustment
  • Front control recline
  • Front control tilt (multi function bottom cushion adjustment)
  • Midback
  • Cloth or vinyl trim
  • Supports Operators up to 270lbs
Weight 31.8 lbs

Cloth, Vinyl

Technical Drawing

KAB 411 Dims


Case Machines: 9007B, 9050B, 9060B

Replaces Cat Part Numbers: 100-7677, 4I-7052, 6I-5381, 9U4365

Cat Machines: 311L, 312L, 315L, 320L, 322L, 330L, 350L, 375L (These are for “L” models only no joysticks attached. If you have a “BL”, “CL” etc, this seat will not work.)

Replaces Doosan/Daewoo Part Numbers:

Doosan/Daewoo Machines: DX140, DX160, DX170, DX180, DX190, DX210, DX220, DX225, DX230, DX255, DX300, DX340, DX350, DX420, DX480, DX520, DX700, Solar 140V, Solar 180V, Solar 210V, Solar 220V, Solar, 225V, Solar 255V, Solar 280V, Solar 290V, Solar 300V, Solar 340V, Solar 500V

Replaces Hiatchi Part Numbers: 4342226

Hitachi Machines: EX120-5, EX160-5, EX200-5, EX230-5, EX270-5, EX300-5, EX330-5, EX450-5, EX550-5, EX750-5 (verify no controls attaching to seat/suspension)

Replaces Kobelco Part Numbers: YN25MU0002F1, YN25M00008F2, YN25M00059F1

Kobelco Machines: ED150, ED150-2, ED160, SK70SR, SK80, SK75SR, SK100 IV, SK120 IV, SK120 V, SK135SR, SK135SR-2, SK140SR, 140SR-3, SK140SR-5, SK160 IV, SK160 Dynamic Acera, SK170-8, SK170-9, SK200 IV, SK200 Dynamic Acera, SK210-6, SK210-8, SK210-9, SK215SR, SK220 IV, SK230SR-3, SK235, SK235SR-2, SK250-6, SK250 Dynamic Acera, SK260, SK260-9, SK270 IV, SK270 V, SK290LC, SK290 Dynamic Acera, SK295-9 SK330, SK330 Dynamic Acera, SK350LC, SK350LC-8, SK350-9, SK400 IV, SK480, SK480 Dynamic Acera, SK485, SK500-9, SK850

Replaces Komatsu Part Numbers: 20Y-57-31100, 20y-57-31400, 22B-57-11400, 23B-57-31201, 23B-57-31301, 124-57-51100, 134-57-61200, 134-57-61300, 208-57-71100, 208-57-71101, 208-57-71102

Komatsu Machines: Excavators; PC120-6, PC120-6, PC130-7, PC138US-2, PC160-6, PC160-7, PC200-6, PC200-7, PC210-6, PC210-7, PC220-6, PC220-7, PC228US-3, PC240-6, PC240-7, PC270-7, PC300-6, PC300-7, PC308US-3, PC350-7, PC400-6, PC400-7, PC450-6, PC450-7, PC600-6, PC600-7. Dozers; D31EX-20, D31PX-20, D31EX-21, D31PX-21, D31EX-22, D31PX-22, D37EX-21, D37PX-21, D39EX-21, D39PX-21, D41E-6, D41P-6, D61EX-15, D61PX-15, D65EX-15, D65PX-15, D85EX-15, D85PX-15. Graders; GD555-3, GD655-3, GD655-5, GD675-3, GD675-5. Loaders; WA100-3, WA120-3, WA180-3, WA250-3, WA320-3, WA380-3, WA450-3, WA500-3, WA600-3

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