Hydraulic Cylinder Seal Kits for Heavy Equipment Repair | Ruijueparts

Product Description 5422590 is an aftermarket hydraulic cylinder seal kit reference for MST backhoe loaders. Trade catalogs identify it as a “kazayak” cylinder repair kit, while published purchasing records describe it broadly as a boom-cylinder repair kit for an MST 544. As these sources do not establish one standardized English...

Product Description 5422490 is an aftermarket hydraulic cylinder seal kit reference for MST M542 and M544 backhoe loaders. Published parts catalogs list this number for both the telescopic dipper cylinder and the stabilizer cylinder, so the installed cylinder group must be confirmed before ordering. It is not a universal boom...

Product Description 5422190 is an aftermarket bucket lift cylinder seal kit reference for MST M542 and M544 backhoe loaders. Parts catalogs identify it as a bucket-lift hydraulic cylinder repair kit. It differs from 5422090, referenced for the front boom lift cylinder, so the two kits should not be interchanged. Because...

Product Description 5422090 is an aftermarket front boom lift cylinder seal kit reference for MST backhoe loaders. Catalogues identify it for the loader boom lift hydraulic cylinder on MST M542/M544 families, rather than the rear excavator boom, bucket cylinder, or steering system. This matters because front-loader and rear-backhoe cylinders can...

Product Description 87038297 is an aftermarket lift cylinder seal kit reference for Case and New Holland farm loaders. Parts diagrams identify it at the lift cylinder, including versions marked “head with flats” or 35.701.010 on some loaders. This matters because one loader family may have earlier and later cylinder arrangements...

Product Description The 416-1228 aftermarket tilt cylinder seal kit is referenced for Caterpillar-compatible 992K wheel loader hydraulic cylinder service. It is a standard-size kit intended for a cylinder bore within the applicable nominal service limit; the OEM reference states a maximum 0.25 mm (0.010 in) bore sizing condition. The reference...

Product Description Need a seal kit for a Caterpillar-compatible 424, 426, or 426 F2 backhoe loader cylinder, but cannot confirm the cylinder from the machine model alone? 512-0512 is an aftermarket reference kit for the hydraulic cylinder seal application. The official reference contains seven sealing-related components, including a wiper seal,...

Product Description The 526-1039 aftermarket hydraulic cylinder seal kit is supplied for Caterpillar-compatible 426 and 426 F2 backhoe loaders. It supports hydraulic cylinder resealing during repair work when worn sealing elements may contribute to oil leakage, pressure loss, or reduced operating stability. Correct fitment depends on the specific cylinder group,...

Product Description The 606-6124 aftermarket bucket cylinder seal kit is designed for selected Caterpillar-compatible heavy equipment hydraulic repair applications. It supports the resealing of a compatible bucket or loader cylinder during overhaul when worn seals contribute to hydraulic oil leakage, rod-side contamination, or reduced pressure retention. Correct identification is essential...

Product Description Aftermarket 7199903 cylinder seal kit for selected Bobcat compact excavators, skid-steer loaders, compact track loaders, and clamp attachments. Dealer and seal catalogs associate it with tilt or bucket-tilt cylinders on selected loaders, while its cylinder position may differ on excavators and attachments. It reseals the cylinder as it...

Product Description Aftermarket 7135489 cylinder seal kit for selected Bobcat compact excavators, skid-steer loaders, and compact track loaders. It reseals an applicable boom or lift cylinder after leakage, wear, or disassembly. Published applications include 324, E16, E19, E19e, E20, E20z, S510, S530, S550, S570, S590, S595, T550, T590, and T595....

Product Description Aftermarket VOE11709898 steering cylinder seal kit for selected Volvo BL60, BL61, BL70, and BL71 backhoe loaders equipped with the applicable steering axle cylinder. It reseals the hydraulic steering cylinder to help control fluid leakage and restore pressure during left and right steering movement. Reference cylinder dimensions are 38...