Excavator Hydraulic Cylinder

OEM hydraulic cylinder for PC300-7 excavators. Features leak-proof design, high-strength construction, and plug-and-play installation. Factory direct with customization available.

Durable 242-6852 hydraulic cylinder for E330B/E330excavators. Features skived burnished tube, hardened steel construction, and premium seals (NOK/PARKER) for leak-proof performance. OEM support and custom packing available.

OEM-standard Sany SY215 hydraulic cylinder with multi-lip seals, double-acting design, and -40°C to 80°C operating range. Customizable, direct-fit replacement for boom/arm/bucket systems. Ensures durable performance with pressure resistance and leak-proof reliability.

OEM-fit EC200/210/220 bucket cylinder with high-strength steel tube, hard chrome rod & leak-proof seals. Built for heavy-duty earthwork & mining with pressure resistance & smooth operation. Direct replacement with export-ready packaging.

OEM-grade CAT E374D/374F excavator bucket cylinder piston rod. Made from 42CrMo alloy steel with hard chrome plating and mirror polish for superior durability, wear resistance, and leak-free performance. Direct replacement for hassle-free installation.

OEM-grade CAT E336 excavator arm oil seal kit. High-performance composite rubber for superior oil & heat resistance. Direct factory replacement with installation support.

Complete FKM+PU seal kit for CAT E312C arm cylinder. High wear resistance, pressure tested, custom colors available. Prevents oil leaks and cylinder drift in heavy construction.

OEM CAT E330D bucket cylinder piston rod made from 42CrMo steel with hard chrome plating. Features multi-lip seals, custom lengths, and clevis/eye/trunnion mounts. Ensures durability and efficiency for Cat 330DL excavator bucket repair.

OEM-fit CAT E336 hydraulic stick cylinder. Precision CNC machining, automatic welding, and high-performance seals ensure leak-free operation and durability. Custom options available with full after-sales support.

OEM direct-fit CAT E345D hydraulic cylinder with high-strength steel construction and multi-lip seals. Delivers pressure resistance, zero leakage, and stable performance for mining and heavy construction applications.

OEM-grade CAT E374D/374F arm cylinder assembly. High-strength 27SiMn/42CrMo construction, hard chrome plating, 100% pressure tested. Direct fit, ready to install with 1-7 day delivery.

OEM-grade CAT E374D boom cylinder seal kit with Japanese/American SKF seals. Premium PU+NBR+PTFE composite ensures extreme durability, zero leakage, and 70MPa pressure resistance. Factory direct, 100% tested for reliable performance in mining and construction.

OEM-grade CAT E350 bucket cylinder seal kit with PU+NBR composite seals. Stops leaks, withstands 40MPa pressure, fits perfectly for easy installation. One-year guarantee, factory direct supply.

OEM-grade CAT E320D/320DC bucket cylinder assembly. High-strength steel construction, anti-leak design, direct bolt-on replacement. Factory direct supply with rigorous pressure testing.

OEM direct-fit CAT E307E hydraulic arm cylinder. Heavy-duty alloy steel construction with advanced seals for leak-proof performance. Ensures stable power output and easy installation for municipal and construction work.

Integral forged SY135/155 excavator bucket cylinder with high-frequency quenched rod & dual seals. Direct OEM replacement with complete hydraulic pipes for powerful digging force & zero leakage in heavy-duty applications.