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CATERPILLAR

WQParts carries a dedicated range of Hercules sealing products for Caterpillar machinery. From rod and piston seals to complete hydraulic cylinder seal kits, these components are designed to match OEM performance while helping you control repair costs. If you maintain excavators, loaders, dozers, or other heavy equipment, Hercules seals from WQParts give you reliable sealing, strong uptime, and support from a team that understands the demands of real‑world jobsites.
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  1. 1437983 Seal Kit | Caterpillar Replacement Parts1437983 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1437983 Seal Kit | Caterpillar Replacement Parts
    Special Price $224.86 Regular Price $264.54
    Caterpillar 1437983 Seal Kit
  2. 1438024 Seal Kit | Caterpillar Replacement Parts1438024 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438024 Seal Kit | Caterpillar Replacement Parts
    Special Price $23.20 Regular Price $27.29
    Caterpillar 1438024 Seal Kit
  3. 1438025 Seal Kit | Caterpillar Replacement Parts1438025 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438025 Seal Kit | Caterpillar Replacement Parts
    Special Price $13.03 Regular Price $15.33
    Caterpillar 1438025 Seal Kit
  4. 1438027 Seal Kit | Caterpillar Replacement Parts1438027 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438027 Seal Kit | Caterpillar Replacement Parts
    Special Price $15.00 Regular Price $17.65
    Caterpillar 1438027 Seal Kit
  5. 1438031 Seal Kit | Caterpillar Replacement Parts1438031 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438031 Seal Kit | Caterpillar Replacement Parts
    Special Price $14.02 Regular Price $16.49
    Caterpillar 1438031 Seal Kit
  6. 1438033 Seal Kit | Caterpillar Replacement Parts1438033 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438033 Seal Kit | Caterpillar Replacement Parts
    Special Price $16.15 Regular Price $19.00
    Caterpillar 1438033 Seal Kit
  7. 1438034 Seal Kit | Caterpillar Replacement Parts1438034 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438034 Seal Kit | Caterpillar Replacement Parts
    Special Price $17.20 Regular Price $20.23
    Caterpillar 1438034 Seal Kit
  8. 1438035 Seal Kit | Caterpillar Replacement Parts1438035 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438035 Seal Kit | Caterpillar Replacement Parts
    Special Price $17.81 Regular Price $20.95
    Caterpillar 1438035 Seal Kit
  9. 1438138 Seal Kit | Caterpillar Replacement Parts1438138 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438138 Seal Kit | Caterpillar Replacement Parts
    Special Price $46.16 Regular Price $54.31
    Caterpillar 1438138 Seal Kit
  10. 1438139 Seal Kit | Caterpillar Replacement Parts1438139 Seal Kit | Caterpillar Replacement Parts Quick Shop
    1438139 Seal Kit | Caterpillar Replacement Parts
    Special Price $315.04 Regular Price $370.63
    Caterpillar 1438139 Seal Kit
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