Caterpillar 2179894 Seal Kit

Caterpillar 2179894 Seal Kit is a Hercules catalog product available from WQC Parts for hydraulic cylinder, seal kit, pump, motor, valve, and heavy-equipment repair applications.

This listing uses Hercules part number CTC-2179894. Catalog description: SK-P-UB-10-55X4-1/2.

Product Details

• Hercules part number: CTC-2179894
• Product type: Hydraulic cylinder seal kit
• Reference brand/application: Caterpillar
• Approximate weight: 0.288 lb
• Catalog data source: 2026 US Mobile Kit Catalog, 2026 US Cylinder Catalog

Catalog Application Data

• Application reference: Steering, Cylinder
• Equipment type: Crawler Dozers; Telehandlers; Articulated Dump Truck
• Model or series reference: 735, 735B, 735C, 740, 740B, 745, 745C, AWR429-UP, AXM823, 2360, 57
• Style / kit type: CTC-2179894
• Catalog page reference: 179, 499, 14

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for CTC-2179894. It is intended to help restore sealing performance, reduce leakage, and support reliable equipment repair when correctly matched to the application.

Fitment Verification

Before ordering, confirm the CTC-2179894 reference against your OEM reference number, machine model, cylinder location, bore and rod size, pump/motor series, and serial-number range. Manufacturer names and part numbers are used for identification and fitment reference only. If you are unsure, compare the old parts, measurements, and parts-book callout before installation.