Clark Lift-Trucks 912339 Seal Kit

Clark Lift-Trucks 912339 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 CLK-912339. Catalog description: 2-1/2 X 3.

Product Details

• Hercules part number: CLK-912339
• Product type: Hydraulic cylinder seal kit
• Reference brand/application: Valve Kit
• Approximate weight: 0.154 lb
• Catalog data source: 2026 US Mobile Kit Catalog, 2026 US Industrial Catalog

Catalog Application Data

• Catalog section: MOTOR KIT > VALVE KIT > VALVE KIT
• Equipment type: Telehandlers
• Catalog page reference: 522, 174

Use this product when your parts book, service manual, cylinder repair list, pump/motor breakdown, or existing component calls for CLK-912339. 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 CLK-912339 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.