169-7827 Stick Cylinder Seal Kit for Caterpillar 307C 308C 330D Excavator

Premium 169-7827 Stick Cylinder Seal Kit for Caterpillar Excavators

Eliminate hydraulic fluid leaks and restore the powerful digging and material handling capabilities of your heavy equipment with the WINSCHEN premium 169-7827 Stick Cylinder Seal Kit. Engineered to withstand the demanding pressures, continuous duty cycles, and rugged environments of construction and scrap handling sites, this high-quality aftermarket repair kit ensures your Caterpillar machinery operates reliably with zero pressure loss.

Key Features and Selling Points

• Manufactured to strict OEM dimensions, ensuring a precise and seamless fit for stick hydraulic cylinders (such as cylinder 188-4124) used across a wide range of CAT mini excavators, heavy excavators, and material handlers.
• Constructed from advanced elastomeric and heavy-duty wear-resistant materials, providing exceptional resistance to high hydraulic pressure, continuous friction, and extreme thermal variations.
• Effectively eliminates internal fluid bypass and external leakage, preventing stick drift and maintaining highly responsive, consistent hydraulic control.
• This comprehensive repair solution contains all essential components—such as O-rings, buffer seals, U-cups, lip seals, backup rings, and specialized seal assemblies—required for a complete and dependable cylinder overhaul.
• A cost-effective, highly reliable aftermarket alternative that meets or exceeds original equipment standards, significantly minimizing your machine’s routine maintenance downtime.

Compatible Equipment Models

Based on official catalog and parts cross-reference data, the 169-7827 seal kit services the cylinders of the following Caterpillar equipment:

• Mini / Compact Excavators: 307B, 307C, 307D, 308C, 308D
• Medium / Large Excavators: 324D L, 330D, 330D L, 345C
• Material Handlers: 325D MH, 330D MH, 345C MH, M325D L MH, M325D MH, M330D
• Application: Stick Cylinder Hydraulic Service / Rebuild

Specifications

To guarantee 100% fitment, please verify your machine’s model, serial number, and original cylinder part number with our dedicated support team prior to purchasing. We proudly offer fast and reliable global shipping to keep your projects on schedule.