Key Features
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Narrow mechanical suspension design for compact cabs
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80 mm suspension travel for effective shock absorption
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Manual weight adjustment: 50–130 kg
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Adjustable mechanical lumbar support to reduce lower-back strain
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Reclining backrest for personalised comfort
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Mechanical height adjustment – 3 positions (total 60 mm)
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180 mm fore/aft (longitudinal) adjustment
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Heavy-duty construction for demanding site conditions
Optional Extras
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Headrest
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Foldable armrests
Applications & Compatibility
Replaces Caterpillar Seat Part Numbers
258-4055 · 476-1133 · 526-4160 · 526-8513
233-7391 · 235-0512 · 235-3151 · 235-4119 · 248-1362
259-1635 · 259-1637 · 279-5273
Compatible Caterpillar Machines
Skid Steers & Compact Track Loaders:
226D / D3, 232D / D3, 236D / D3, 239D / D3, 242D / D3,
246C / D / D3, 249D / D3, 256C, 257D / D3, 259D,
262C / D / D3, 272C / D / D2 / D3,
277C / C2 / D, 279C / C2 / D / D3,
287C / C2 / D, 289C / C2 / D / D3,
297C, 297D2, 299D / D2
Additional Caterpillar Machines:
906H / H2, 907H / H2, 908H / H2,
910K, 914K,
AP & BG Asphalt Pavers,
CP & CS Rollers,
CW & PS Compactors
Other Machine Compatibility
Kubota
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Part Number: RC448-38600
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Machines: KX91-3, KX121-3, KX161-3
Case International / IH
580, 590, 590T,
5120, 5130, 5140, 5150,
5220, 5230, 5240, 5250
John Deere
4400, 4500
Manitou
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Various models fitted with Carraro 4WD front axle
Matbro
TS260, TS270, TS280
Mounting & Fitment
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Universal mounting base with standard bolt pattern
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Compatible with seat belt or harness mounting (if required)
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Typical mounting dimensions:
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Width: ~380–420 mm (adjustable)
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Length: ~450–520 mm
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Fore/aft travel: 180 mm
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Height: 3 mechanical steps (60 mm total)
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(Exact mounting drawings available on request)
Ergonomics & Operator Comfort
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Adjustable lumbar support reduces fatigue on long shifts
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Reclining backrest improves posture and comfort
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Mechanical suspension ideal for operators 50–130 kg
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Height adjustment improves visibility and machine control
Why Buy from Seat Systems Ltd?
Seat Systems Ltd supplies seats and spare parts from the world’s leading manufacturers, including Grammer, ISRI (Isringhausen), Pilot, SEARS, and KAB.
With over 40 years of proven expertise, extensive stock holdings, and fast nationwide dispatch, we provide reliable seating solutions backed by expert technical support.
Contact Us
📞 Mobile: 085 870 9433 / 087 919 3342
✉ Email: sales@seatsystems.ie
📍 Visit Us:
Unit 5/7, Childers Road Enterprise Centre
Limerick, V94 YC99













