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Caterpillar 4576093 Hydraulic Cylinder Seal Kit
Caterpillar 4576093 Hydraulic Cylinder Seal Kit - Image 2
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Caterpillar 4576093 Hydraulic Cylinder Seal Kit


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3-Year Factory Warranty
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Rod Diameter3.250 in
Bore Diameter170.00 mm
Seal MaterialsPTFE, PU, Rubber
Cylinder TypeTilt Cylinder
Bore Size0.25 mm
Kit TypeStandard Size Overhaul Seal Kit
Net Weight0.45 kg

Manufacturer No.

  • 4576093
  • 457-6093
  • CA4576093
  • CTC-4576093

OEM Part No.

  • 4576093
  • 8T3719
  • 9T7759
  • 217-7184
  • 4628176

Engine Part No.

  • Caterpillar C11
  • Caterpillar C9.3
  • Caterpillar C9

Interchange No.

  • SK-P-UB-10-3.250x170.00

Fitment Vehicles

  • Caterpillar 966H
  • Caterpillar 966K
  • Caterpillar 966M
  • Caterpillar 966L
  • Caterpillar 966GC
  • Caterpillar 966XE
  • Caterpillar 966M XE
  • Caterpillar 966KXE
The 4576093 hydraulic cylinder seal kit contains all seals required for a complete reseal of standard nominal hydraulic cylinders with up to 0.25 mm (0.010 in) maximum bore wear. The kit includes seals manufactured from PTFE, polyurethane (PU), and rubber compounds designed for hydraulic system compatibility and temperature resistance. This kit services the tilt cylinder on Caterpillar 966 series wheel loaders with rod diameter 3.250 in and bore diameter 170.00 mm. It replaces OEM part numbers 4576093, 8T3719, 9T7759, 217-7184, and 4628176. The seal kit is applicable to Caterpillar 966H, 966K, 966M, 966L, 966GC, 966XE, 966M XE, and 966KXE wheel loader models.