707-44-13911 Piston Seal – High-Quality Aftermarket Replacement for Komatsu Cylinders

Ensure reliable hydraulic pressure in your Komatsu excavator cylinder with this premium aftermarket 707-44-13911 piston seal. Engineered as a direct OEM replacement, it provides excellent sealing on the piston to prevent internal bypass, maintain force, and extend cylinder life in heavy-duty digging conditions.

Key Features

• Maintains Cylinder Power: Tight seal prevents pressure loss for consistent boom/arm/bucket force and efficiency.
• Direct Fit Installation: Matches genuine Komatsu specs for quick rebuild without modifications – minimize downtime during cylinder service.
• Built Tough for Heavy Duty Use: Durable material resists pressure, wear, heat, and harsh conditions for long-lasting reliability on job sites.
• Cost-Effective Alternative: OEM-level performance at aftermarket pricing – ideal for routine maintenance and fleet repairs.
• Fast Shipping: In stock and ready to ship within 1-3 days.

Compatible Equipment Models

Specifications

Questions? Contact us for fitment confirmation or bulk pricing. We stand behind our parts with fast shipping and easy returns.

Related Komatsu Parts Categories

Browse more Komatsu replacement parts or compare other hydraulic seals. For fitment confirmation, send the OEM part number, machine model and serial number through our inquiry form or WhatsApp.