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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. 2N3350 Seal Kit | Caterpillar Replacement Parts2N3350 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2N3350 Seal Kit | Caterpillar Replacement Parts
    Special Price $2.96 Regular Price $3.48
    Caterpillar 2N3350 Seal Kit
  2. 2M9780 Seal Kit | Caterpillar Replacement Parts2M9780 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M9780 Seal Kit | Caterpillar Replacement Parts
    Special Price $0.20 Regular Price $0.23
    Caterpillar 2M9780 Seal Kit
  3. 2M4453 Seal Kit | Caterpillar Replacement Parts2M4453 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M4453 Seal Kit | Caterpillar Replacement Parts
    Special Price $0.09 Regular Price $0.10
    Caterpillar 2M4453 Seal Kit
  4. 2M3340 Seal Kit | Caterpillar Replacement Parts2M3340 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M3340 Seal Kit | Caterpillar Replacement Parts
    Special Price $6.94 Regular Price $8.17
    Caterpillar 2M3340 Seal Kit
  5. 2M2561 Seal Kit | Caterpillar Replacement Parts2M2561 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M2561 Seal Kit | Caterpillar Replacement Parts
    Special Price $5.34 Regular Price $6.28
    Caterpillar 2M2561 Seal Kit
  6. 2M1309 Seal Kit | Caterpillar Replacement Parts2M1309 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M1309 Seal Kit | Caterpillar Replacement Parts
    Special Price $5.02 Regular Price $5.91
    Caterpillar 2M1309 Seal Kit
  7. 2M0340 Seal Kit | Caterpillar Replacement Parts2M0340 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2M0340 Seal Kit | Caterpillar Replacement Parts
    Special Price $2.66 Regular Price $3.13
    Caterpillar 2M0340 Seal Kit
  8. 2K8257 Seal Kit | Caterpillar Replacement Parts2K8257 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2K8257 Seal Kit | Caterpillar Replacement Parts
    Special Price $1.49 Regular Price $1.75
    Caterpillar 2K8257 Seal Kit
  9. 2K8256 Seal Kit | Caterpillar Replacement Parts2K8256 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2K8256 Seal Kit | Caterpillar Replacement Parts
    Special Price $3.76 Regular Price $4.42
    Caterpillar 2K8256 Seal Kit
  10. 2K8198 Seal Kit | Caterpillar Replacement Parts2K8198 Seal Kit | Caterpillar Replacement Parts Quick Shop
    2K8198 Seal Kit | Caterpillar Replacement Parts
    Special Price $0.16 Regular Price $0.19
    Caterpillar 2K8198 Seal Kit
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