391-0229 Cylinder Seal for Caterpillar

391-0229 Cylinder Seal – High-Quality Aftermarket Replacement for Caterpillar Equipment

Ensure reliable sealing in your Caterpillar hydraulic cylinder with this premium aftermarket 391-0229 cylinder seal. Engineered as a direct OEM replacement, it provides effective pressure retention and contamination protection, preventing leaks and extending cylinder life in heavy-duty applications.

Key Features

Prevents Hydraulic Leaks: Durable seal maintains system pressure and blocks contaminants for consistent performance.
Direct Fit Installation: Matches genuine Cat specs for quick, no-modification replacement – easy to install during cylinder service.
Built Tough for Heavy Duty Use: High-grade material resists pressure, wear, heat, and harsh conditions for long-lasting reliability on job sites.
Cost-Effective Alternative: OEM-level sealing at aftermarket pricing – ideal for routine maintenance and fleet repairs.
Fast Shipping: In stock and ready to ship within 1-3 days.

Specifications

Part Number	391-0229 (3910229)
Part Type	Cylinder Seal
Application	Hydraulic Sealing
Brand	WINSCHEN
Country of Origin	China
SKU	CTC-391-0229
MOQ	1 PCS
Delivery Time	1-3 business days

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

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Browse more Caterpillar 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.