Komatsu Wheel Loader Seat

Heavy Duty Operator Seat for Wheel Loaders, Excavators & Construction Machinery

This premium heavy-duty operator seat is engineered for use in wheel loaders, excavators, dozers, graders, skid steers, and other construction, agricultural, and mining machinery. Designed with operator comfort and long-term durability in mind, the seat features a reinforced mechanical suspension system with advanced shock absorption, making it ideal for harsh working environments and long operating hours.

Suitable for OEM replacement or upgrade, this operator seat is compatible with leading machinery brands including Caterpillar, Komatsu, Volvo, John Deere, Case, Kubota, Doosan, Hitachi, Takeuchi, and Bobcat. It is widely used in construction equipment, quarry machinery, road construction machines, agricultural vehicles, and special-purpose vehicles.

With over 40 years of experience in the seating industry, Seat Systems Ireland provides proven, professional seating solutions trusted by operators and fleet owners nationwide.

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Key Features & Benefits

Suspension & Shock Absorption

  • Reinforced mechanical (spring) suspension system

  • Vertical shock absorption range: 80 mm

  • Height adjustment up to 60 mm

  • Auxiliary shock absorber for improved vibration control

  • Suspension stiffness adjustable for operator weight 50–150 kg

Ergonomic Design & Operator Comfort

  • Ergonomically contoured backrest with adjustable angle

  • Adjustable mechanical lumbar support to reduce lower back strain

  • Seat cushion depth, tilt, and angle adjustment for custom operator fit

  • Adjustable head pillow with 60 mm forward extension

  • Optional low, mid, or high backrest configurations

  • Fabric upholstery (durable jacquard material)

Adjustability & Controls

  • Reinforced longitudinal slide rails with ceramic bearings

  • Dual-sided position locking for secure adjustment

  • Seat tilt adjustment (entire upper seat relative to suspension)

  • Adjustable armrests with flip-up function

Integrated Seat Frame Design

  • Control pod housing option for wheel loader applications

  • Integrated air-conditioning air outlet

  • Push-pull storage drawer

  • Space for electrical components such as relays and fuses


Optional Configurations

  • Mechanical suspension seat

  • Air suspension seat

  • 180° rotating seat

  • Optional 360° rotating base

  • Height-adjustable headrest

  • Adjustable armrests (angle adjustable)

  • Three-point seat belt


Technical Specifications

  • Weight: 40 kg

  • Overall Dimensions (L × W × H): 590 × 465 × 1095 mm

  • Mounting Width: 280 mm


Machine Compatibility (By Manufacturer)

Bobcat Machines

E32, E32M, E35, E42, E45, E50, E55


Case Construction Equipment

Part Numbers:
47918474, 47918479

Machines:
550G, 650G, 850G, 1150G
550H, 650H, 750H, 850H, 1150H
650K, 750K, 850K, 1150K, 1650L
650M, 750M, 850M, 1150M, 1650M, 2050M


Caterpillar Machines

Articulated Trucks:
D250D, D250E, D300D, D300E, D350D, D350E, D400D, D400E

Crawler Loaders:
939C, 943, 953, 963, 973
953B, 963B
953C, 963C, 973C

Dozers:
D3B, D3C, D3G
D4C, D4G, D4H
D5C, D5G, D5H
D6D, D6H, D6R
D7H, D7R
D8N, D8R
D9N, D9R
D10N, D10R

Graders:
120G, 12G, 130G, 140G, 14G, 16G
120H, 12H, 135H, 140H, 143H, 14H
160H, 163H, 16H

Rollers:
CP433C, CS431C, CS433C, CS531C, CS533C, CS563C, CS573C, CS583C

Wheel Loaders:
914G, 924G, 924GZ, 928F, 928G
IT14G, IT14G2, IT28G, IT38G, IT38G II, IT62G II
924H, 930G, 938G, 938G II
950G II, 962G II, 966G II, 972G II


Doosan Wheel Loaders

DL160, DL200, DL250, DL300, DL420, DL450, DL500, DL550


John Deere Machines

Dozers:
450G, 450H, 450J
550H, 550J
650G, 650H, 650J
700H, 700J
750H, 750J

Graders:
344G, 544E, 544G, 644E, 644G
570B, 670B, 672B, 770B, 772B
670C, 672C, 770C, 772C
670D, 672D, 770D, 772D
870D, 872D

Loaders:
244J, 244K
304J, 304K
344J, 344K
444H, 444J
544H, 544J
624H, 624J
644H, 644J
724J, 744J

Skidders:
548E, 548G
648E, 648G


Komatsu Machines

Dozers:
D31EX-20, D31PX-20
D31EX-21, D31PX-21
D31EX-22, D31PX-22
D37EX-21, D37PX-21
D37EX-22, D37PX-22
D39EX-21, D39PX-21
D39EX-22, D39PX-22
D41E-6, D41P-6

Graders:
GD555-3, GD655-3, GD655-5, GD675-3, GD675-5


Kubota Machines

Part Numbers: R5615-39000, R5615-39002, R5615-39500

Mini Excavators:
KX033-4, KX035-4, KX040-4, KX055-4, KX057-4, KX080-3, KX080-4

Skid Steers:
SSV65, SSV775
SVL65-2, SVL75-2, SVL90, SVL90-2, SVL95-2

Wheel Loaders:
R530, R540, R630, R640


Hitachi Wheel Loaders

ZW100-6, ZW120-6, ZW180-6


Takeuchi Machines

Mini Excavators:
TB125, TB135, TB138, TB145, TB153, TB180
TB228, TB230, TB235, TB240, TB250, TB260
TB280, TB285, TB290, TB1140

Skid Steers:
TL6, TL8, TL10, TL10V2
TL12, TL12V2
TL120, TL126, TL130, TL140, TL150
TL220, TL230, TL240, TL250


Volvo Wheel Loaders

L30B, L35B, L40B, L45B, L50B, L50E
L60E, L60G
L70C, L70D, L70E, L70F, L70G
L90B, L90C, L90D, L90E, L90F, L90G
L110E, L110F, L110G
L120B, L120C
L150B, L150C, L150D, L150E, L150F, L150G
L180D, L180E, L180F, L180G
L220D, L220E, L220F, L220G
L250G
L330C, L330D, L330E
L350F

 

Weight 40 kg

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