Product Description Looking for a reliable aftermarket repair solution? Part number 4639936 is a premium hydraulic boom cylinder seal kit precisely engineered to fit mid-to-large excavators. Manufactured with high-grade NBR and polyurethane materials, this kit ensures excellent wear resistance and leak prevention under high pressure. At Ruijueparts, we specialize in...

Product Description Enhance the reliability of your heavy-duty excavator with the 707-99-66670 Arm Cylinder Seal Kit. Specifically engineered for Komatsu PC400-7 and PC450-7 series, this premium aftermarket kit is designed to handle the rigorous demands of high-load excavation. It perfectly fits 185mm bore and 130mm rod cylinders, ensuring a precise...

Product Description 707-99-77090 is an aftermarket lift cylinder seal kit referenced for Komatsu WA600-6 and WA600-6R wheel loader applications. The lift cylinders raise and lower the loader linkage, so this kit should not be substituted for the machine’s tilt, dump or steering cylinder kits. Catalogue references associate it with a...

Product Description8605261 is an aftermarket steering cylinder seal kit supplied by Ruijueparts. CASE 621F and 721E wheel-loader steering references include cylinder 87452362, with a 1.75 inch rod and 3 inch bore. Do not substitute the larger 8605262 lift-cylinder kit; check the steering cylinder number and installed configuration. Ruijueparts offers reference...

Product Description 258-0500 is an aftermarket replacement stick cylinder seal kit for selected Caterpillar wheeled excavators and material-handling machines. The reference kit is designed for a 120 mm cylinder-bore assembly and includes matched sealing, guiding and backup components for resealing the applicable cylinder group. Compatibility is configuration-specific: one machine may...

Product Description RH418-71490 is an aftermarket dipper cylinder seal kit for Kubota U27-4 compact excavators, with U27-4CA also listed in aftermarket application references. It is used for the arm/dipper cylinder and carries a 40 mm rod × 70 mm bore reference. This size is also associated with the U27-4 boom...

Product Description RH418-71590 is an aftermarket bucket cylinder seal kit for Kubota U27-4 compact excavators, with U27-4CA included in aftermarket application references. This repair kit reference is associated with the bucket cylinder and a 40 mm rod × 65 mm bore. The bucket cylinder controls attachment curl and dump movement,...

Product Description 707-99-57270 is an aftermarket arm cylinder seal kit matched 1:1 to the original Komatsu repair kit reference. It serves selected 95 mm rod × 135 mm bore arm cylinders on PC200LC-6 and PC228USLC excavators. For distributor catalogue control, this kit covers defined cylinder and serial transitions: PC200LC-6 cylinder...

Product Description The 501-6692 Hydraulic Cylinder Seal Kit is an aftermarket standard-size reseal kit for selected Caterpillar backhoe loaders, excavators, wheeled excavators, and wheel loaders. Official fitment covers 422, 427, 428, 432, 434, 444, and 450 backhoe-loader families; 311F, 313F, 316F, 320E, 320MHPU, and M314 excavators; and 924, 926, and...

Product Description 87342131 is an aftermarket extendible dipper cylinder seal kit for selected New Holland loader backhoes. It reseals the telescoping dipper, also called the Extendahoe, cylinder that extends and retracts the backhoe arm, rather than the boom, bucket, swing, loader or stabilizer cylinder. New Holland parts data identifies a...

Product Description RG158-67680 is an aftermarket hydraulic cylinder seal kit referenced for Kubota KX018-4 and KX019-4 compact excavators. The same reference is catalogued for designated arm and bucket cylinder applications, so it should not be presented as a universal kit for every cylinder on either machine. A 35 mm rod...

Product Description High-quality RD809-72090 arm cylinder seal kit designed for Kubota KX080-3 and KX080-4 excavators. This aftermarket kit includes premium oil seals, wipers, and O-rings with 60mm rod and 100mm bore specifications. Perfect for preventing hydraulic leaks and ensuring smooth arm operation in heavy-duty environments. Item specifics Part Number: RD809-72090...

Product Description Aftermarket VOE11712156 lift cylinder seal kit for selected Volvo L330E wheel loaders. It services the hydraulic lift cylinder that raises and lowers the loader boom and bucket during loading and material handling. Catalog data links this kit to cylinder 11107867, machine serial range 62006–99999, and a reference rod...

Product Description This premium 1857674 seal kit is a high-performance aftermarket solution designed for lift cylinders (on 416C backhoes) and tilt/FK cylinders (on IT12/IT14 tool carriers). Engineered to match OEM 185-7674 specifications, this kit restores full hydraulic pressure and prevents fluid leaks in demanding construction environments. It is specifically designed...

Product Description RG518-67630 is an aftermarket dipper cylinder seal kit for selected Kubota compact excavators. It is referenced for the arm/dipper cylinder, commonly associated with a 45 mm rod and 75 mm bore. This position controls the extension and retraction of the excavator arm, while the boom, bucket, swing, and...

Product Description 5001982M91 is an aftermarket low-spec loader lift cylinder seal kit for selected Terex/Fermec backhoe loaders. It is referenced for Wipro cylinder 6109310M91 and a 50 mm rod × 85 mm bore. The loader lift cylinder raises and lowers the front loader arms; it is different from the front...

Product Description 2440-9122KT is an aftermarket boom cylinder seal kit matched 1:1 to the original Doosan/Daewoo repair-kit reference. It is listed for the boom hydraulic cylinder on Solar 170-III and Solar 170W-III excavators, also shown as S170W-3 in aftermarket catalogues. The application has an 80 mm rod and 115 mm...

Product Description 172425-72600 is an aftermarket piston seal set matched 1:1 to the original Yanmar reference for the dipper/arm cylinder on VIO50-1 compact excavators. This is a 90 mm bore piston-side kit, not a complete cylinder repair kit and not the rod/head seal set. The matching rod-side reference is 172425-72500,...

Product Description Aftermarket 86509056 hydraulic cylinder seal kit for New Holland skid steer loader cylinder repair applications. This kit is commonly used to rebuild bucket tilt or boom lift cylinders on L781, L783, and L785 skid steer loaders with 2.25 in bore and 1.125 in rod hydraulic cylinders. It helps...

Product Description 4660824 is an aftermarket hydraulic cylinder seal kit for selected Hitachi mining excavators. Cross-checked catalogue records place it in EX1800-3 boom-cylinder and EX3600 arm/stick-cylinder applications. On EX3600 front-shovel/loader arrangements, “loader” describes the excavator attachment, not a wheel loader. A 220 mm rod × 300 mm bore reference is...

Product Description 10X0241 is an aftermarket dipper cylinder seal kit for the Terex Vectra TX760 backhoe loader, commonly cross-referenced as SSP5088. It services the rear excavator arm, also called the dipper or stick hydraulic cylinder; it is not for the boom, excavator bucket, or front loader tilt cylinder. This distinction...

Product Description AH211203K is an aftermarket complete seal kit for rebuilding verified loader boom lift cylinders associated with John Deere AH211203 applications. The shown kit combines rod-end and piston/bore-side sealing components for complete cylinder service. AH211203 is a cylinder reference, not the original seal-kit number; the “K” suffix identifies this...

Product Description Looking for a reliable replacement for your heavy equipment? Ruijueparts offers a premium aftermarket 707-99-47830 steering cylinder seal kit designed for Komatsu machinery. Engineered with a 90mm rod and 130mm bore diameter, this kit features heavy-duty wear bands, robust u-cups, and high-performance O-rings to stop leaks and withstand...

Product Description Aftermarket 84154316 dipper / crowd cylinder seal kit for Case backhoe loaders and selected crawler dozers or loaders using 5.00 in. bore and 2.50 in. rod hydraulic cylinders. This kit is used to rebuild worn or leaking hydraulic cylinders, helping retain oil pressure, reduce external leakage, and restore...