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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. 8C4889 Seal Kit | Caterpillar Replacement Parts8C4889 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4889 Seal Kit | Caterpillar Replacement Parts
    Special Price $7.68 Regular Price $9.04
    Caterpillar 8C4889 Seal Kit
  2. 8C4510 Seal Kit | Caterpillar Replacement Parts8C4510 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4510 Seal Kit | Caterpillar Replacement Parts
    Special Price $25.95 Regular Price $30.53
    Caterpillar 8C4510 Seal Kit
  3. 8C4398 Seal Kit | Caterpillar Replacement Parts8C4398 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4398 Seal Kit | Caterpillar Replacement Parts
    Special Price $300.18 Regular Price $353.15
    Caterpillar 8C4398 Seal Kit
  4. 8C4031 Seal Kit | Caterpillar Replacement Parts8C4031 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4031 Seal Kit | Caterpillar Replacement Parts
    Special Price $209.64 Regular Price $246.64
    Caterpillar 8C4031 Seal Kit
  5. 8C4030 Seal Kit | Caterpillar Replacement Parts8C4030 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4030 Seal Kit | Caterpillar Replacement Parts
    Special Price $217.63 Regular Price $256.04
    Caterpillar 8C4030 Seal Kit
  6. 8C4029 Seal Kit | Caterpillar Replacement Parts8C4029 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C4029 Seal Kit | Caterpillar Replacement Parts
    Special Price $28.65 Regular Price $33.70
    Caterpillar 8C4029 Seal Kit
  7. 8C3846 Seal Kit | Caterpillar Replacement Parts8C3846 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C3846 Seal Kit | Caterpillar Replacement Parts
    Special Price $290.69 Regular Price $341.99
    Caterpillar 8C3846 Seal Kit
  8. 8C3843 Seal Kit | Caterpillar Replacement Parts8C3843 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C3843 Seal Kit | Caterpillar Replacement Parts
    Special Price $120.19 Regular Price $141.40
    Caterpillar 8C3843 Seal Kit
  9. 8C3842 Seal Kit | Caterpillar Replacement Parts8C3842 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C3842 Seal Kit | Caterpillar Replacement Parts
    Special Price $29.61 Regular Price $34.84
    Caterpillar 8C3842 Seal Kit
  10. 8C3840 Seal Kit | Caterpillar Replacement Parts8C3840 Seal Kit | Caterpillar Replacement Parts Quick Shop
    8C3840 Seal Kit | Caterpillar Replacement Parts
    Special Price $27.97 Regular Price $32.90
    Caterpillar 8C3840 Seal Kit
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