Hydraulic Cylinder Assy

Premium aftermarket hydraulic arm cylinder for CASE CX350B excavator. Direct OEM replacement with 170mm bore, 1460mm stroke, and 31.4MPa rated pressure. Features hardened chrome-plated rod, heavy-duty reinforced barrel, and ISO9001 certification. 12-month warranty, ready stock.

Direct OEM replacement arm cylinder for Komatsu PC240-10/PC240LC-10. Features 140mm bore, 100mm rod, 1635mm stroke, rated 37.3MPa. ST52 steel barrel, hard chrome rod, imported seals. ISO9001 certified, 12-month warranty, plug-and-play installation. Cost-effective aftermarket quality.

Direct OEM replacement hydraulic arm cylinder for Komatsu PC170-11/LC-11 excavators. 120mm bore, 85mm rod, 1342mm stroke. Rated 37.3MPa, tested to 56MPa. Features ST52 barrel, hard chrome rod, imported seals. ISO9001 & CE certified. 12-month warranty.

High-tensile alloy steel bucket cylinder for Hyundai R320/LC excavators. Features induction-hardened chrome piston rod and high-pressure seals for leak-free operation from -20°C to +85°C. ISO9001 & CE certified, 12-month warranty, direct fit, and fast global shipping.

Mining-grade boom cylinder for EC460CL excavators. ISO9001 certified, high-tensile steel with hard chrome plated rod and polyurethane seals. Direct fit replacement, 1-year warranty, 1 piece MOQ. Optimized for 46-ton class peak hydraulic pressure.

Premium aftermarket boom cylinder for Komatsu PC200 excavator. Direct OEM replacement with 125mm bore, 85mm rod, and 1290mm stroke. Features ST52 barrel, hard chrome rod, and PU+NBR seals. Rated at 35.5MPa with 8000+ hour service life. ISO9001 and CE certified. 12-month warranty.

High-strength seamless alloy steel arm cylinder for Komatsu PC750LC-7K and PC750-7K excavators. ISO9001 and CE certified, with induction-hardened chrome piston rods and imported high-pressure seals. Direct OEM fit, 12-month warranty, fast global shipping.

Direct bolt-on aftermarket dipper arm cylinder for 315B L excavators. Features 108mm bore, 73mm rod, 1260mm stroke, 31.4 MPa rated pressure. Reinforced thick-wall design with hard chrome rod. ISO9001 certified, 12-month warranty. No modifications needed for installation.

Reinforced aftermarket stick cylinder for Komatsu PC300HD-7L heavy excavator. 138mm bore, 90mm rod, 1460mm stroke. 31.4 MPa rated pressure. Direct OEM fit. ISO9001 certified, 100% factory tested. 12-month warranty. Ideal for demolition and mining.

Heavy-duty aftermarket arm cylinder for Caterpillar 330BL excavators. Direct OEM replacement with 142mm bore, 1470mm stroke, and 31.4MPa rated pressure. ISO9001 certified, full pressure tested. 12-month warranty. Cost-effective alternative to genuine parts.

Direct replacement boom cylinder for 320BL excavators. 126mm bore, 1330mm stroke, 31.4MPa rated pressure. High-tensile steel barrel, 40CrMo chrome rod. ISO9001 certified, 12-month warranty. Custom options available.

Premium aftermarket hydraulic bucket cylinder for Hitachi EX550LCE excavator. 145mm bore, 1650mm stroke, 31.4MPa rated pressure. ISO9001 certified, 12-month warranty. Direct bolt-on replacement, heavy-load design, cost-effective alternative to OEM. Ideal for mining and construction.

Premium aftermarket hydraulic bucket cylinder for Komatsu PC228USLC-2 and PC228US-2 excavators. OEM-matched 205-63-03131 with 115mm bore, 1120mm stroke, and 31.4MPa rated pressure. Features high-tensile steel barrel, hard chrome plated rod, and ISO9001 quality. Direct fit, 12-month warranty, and fast global shipping.

Premium aftermarket arm cylinder for Hyundai R320LC-7/R320-7 excavators. OEM 31Y1-19050, 150mm bore, 1765mm stroke, 34MPa rated. ISO9001 certified, 12-month warranty. Heavy-duty reinforced structure, import seals, direct bolt-on. Save 40-50% vs genuine. Fast global shipping.

High-tensile alloy steel cylinder with hard chrome plated piston rod and premium seals. ISO9001 and CE certified. Direct fit for CAT 349E L. 12-month warranty, single piece orders accepted, fast global shipping.

Heavy-duty bucket cylinder for Komatsu PC750-7K/PC750LC-7K excavators. Made from mining-grade alloy steel with induction-hardened chrome rod and high-pressure polyurethane seals. ISO9001 & CE certified. Direct OEM replacement, 12-month warranty, fast global shipping.

Mine-strengthened aftermarket dipper arm cylinder for Deere 450/450LC excavators. Features 148mm bore, 1550mm stroke, 31.4 MPa rated pressure, and hard chrome plated rod. ISO9001 certified, 100% pressure tested, and 12-month warranty. Direct bolt-on replacement for OEM AT201823.

Premium aftermarket stick cylinder for 312EL excavator. Interchangeable with OEM 390-5598/3905598. Features 102mm bore, 1120mm stroke, hard chrome rod, and 31.4 MPa rating. ISO9001 certified, 100% tested. 12-month warranty. Direct fit, no modifications needed.

Premium aftermarket boom cylinder for Doosan SOLAR220LC-III and SOLAR220-III excavators. Triple OEM interchange (2440-9144B/9088/9087). 125mm bore, 1263mm stroke, 34.3MPa rated pressure. ISO9001 certified, 100% pressure tested. Heavy-duty build with hard chrome rod. Cuts costs 40-48% vs genuine. 12-month warranty.

Premium aftermarket boom cylinder for Deere 210G/210G LC excavators. Direct OEM replacement with 120mm bore, 85mm rod, 1320mm stroke, and 34.5MPa rated pressure. ISO9001 & CE certified. Features hard chrome plated rod and multi-layer seals for over 8,000 hours of service. Cost-effective, single-piece orders accepted.