Product DescriptionThis aftermarket sealing kit is offered for matching Bosch Rexroth A4VG125 hydraulic pump applications. A4VG125 identifies a pump family and size, rather than a unique seal-kit part number, so the complete nameplate code and repair scope should be checked before purchase. Pump versions can use different sealing sets. Ruijueparts...

Part Name: 71445839 O‑RingMachine Models: Brand: HITACHI replacementType: Seal Kit / O‑Ring & Backup KitApplication: Used in hydraulic systems of Hitachi and Fiat‑Hitachi construction machinery to replace worn seals, maintain hydraulic pressure, and prevent fluid leakage and contamination.Size: Standard SizeSupply Ability: 10,000 sets per monthPerformance: Oil SealingPlace of Origin: ChinaPackaging Details:...

Product Description 4660834 is an aftermarket hydraulic cylinder seal kit for selected Hitachi large mining excavators. Verified catalogue records place it in EX3600-6 and EX3600E-6LD boom-cylinder groups, plus selected EX5500 arm/stick-cylinder groups. “Loader” or “front shovel” in some catalogues describes the excavator front attachment arrangement, not a wheel loader. Quote...

Product Description 5422890 is an aftermarket piston seal kit for the hydraulic lock of the rear carriage on MST backhoe loaders. It is used to reseal the piston within the locking mechanism that secures the rear excavator carriage assembly; it is not a standard boom, dipper, bucket or hydraulic control-valve...

Product Description8E5742, catalogued as 8E-5742, is an aftermarket internal sealing ring for matching Caterpillar transmission assemblies. It differs from the external piston-seal references often listed beside it in overhaul parts lists. Match the internal sealing position and original number rather than choosing by a similar photograph. Ruijueparts can review a...

Product Description154463A1 is an aftermarket o-ring supplied by Ruijueparts. CNH lists this O-ring in construction-equipment service groups and gasket kit LZ00626. This is a single component rather than the full gasket kit. Confirm the diagram position and quantity required for your repair. Neutral or customer-specified packaging is available for repair...

Product Description 5004401M91 is an aftermarket dipper cylinder seal kit for selected Terex/Fermec backhoe loaders. The dipper cylinder extends and retracts the rear excavating arm, so this kit is not interchangeable with the boom, bucket, swing or extendable-dipper kit. Service catalogues associate the reference with Pacoma cylinder 5000124M91 and a...

Product Description5P8843 is an aftermarket pin lip seal for matched Caterpillar oscillating-joint applications, including listed motor-grader linkage positions. A greased pin joint has different requirements from a pressure cylinder gland, so use the assembly reference to identify the seal correctly. Check the pin and housing surfaces while the joint is...

Product Description6810813 is an aftermarket swivel joint oil seal supplied by Ruijueparts. The original service reference uses a two-piece seal arrangement between the swivel spool and barrel; the assembly can require several of these seals. Match the original service number, machine serial number and installed assembly before ordering. Neutral or...

Product Overview The 242‑2547 Hydraulic Cylinder Seal Kit is an aftermarket replacement designed to restore hydraulic cylinder sealing performance in Caterpillar construction equipment. Ideal for maintenance and rebuild applications, this kit meets quality expectations for reliable operation and reduced leakage.  Product Details: Part Name:  242-2547 seal kit Machine Models: D6B,...

Product Description Stop oil bypass and maintain responsive handling with this premium aftermarket 991/00098 hydraulic cylinder seal kit, specifically engineered for compact JCB machinery. Tailored for cylinders with a 30 mm rod diameter and 60 mm bore size, this complete kit is manufactured from heavy-duty polyurethane, NBR, and PTFE to withstand...

Product Description Optimize your machinery's efficiency with our premium aftermarket 319-3557 hydraulic seal kit, engineered to fit Caterpillar equipment flawlessly. Designed for high-pressure hydraulic systems, this kit utilizes top-tier, wear-resistant fluororubber and polyurethane materials. It effectively prevents oil leakage, blocks contaminants, and maintains systemic pressure under harsh operating conditions. As...

Product Description2430397 is an aftermarket hydraulic cylinder seal kit referenced for selected Caterpillar D6 and D7 track-type tractors. A tractor can have several hydraulic cylinders with different sealing arrangements, so the listed model family is a starting point for identification. Match the kit reference and installed cylinder group before purchase....

Product Description 170-0493 is an aftermarket replacement accumulator seal kit for selected Caterpillar hydraulic accumulator applications. Caterpillar identifies it as a standard 4-inch-bore piston seal kit, not a hydraulic-cylinder, pump, motor, or transmission repair kit. Hydraulic accumulators store and release pressurized oil to support system response, making correct part-number matching...

Part Name: 135352A1 Seal KitMachine Models: 580LE, 580LPS, 580LSP, 580M, 580SLE, 580SM，590LSP, 590SLE, 590SMBrand: Case replacementType: Hydraulic Cylinder Seal KitApplication: Used in hydraulic cylinders of Case backhoe loaders (such as 580LE, 580M, 580SLE, 580SM, 590LSP, 590SLE, and 590SM) to replace worn seals, maintain hydraulic pressure, and prevent oil leakage.Size: Standard...

Product Description 6I-2431 is an aftermarket radiator core seal for selected Caterpillar cooling-system assemblies. It is a 160 mm EPDM rubber seal installed between the radiator core and the lower radiator tank; it is not a hydraulic cylinder, pump, or engine oil seal. A damaged seal can allow coolant leakage...

Product Description Keep your motor grader performing at peak efficiency with the 707-99-25270 Blade Shift Cylinder Seal Kit. Specifically engineered for aftermarket excellence, this kit is designed to handle the high-pressure demands and constant shock loads associated with blade lateral movement. Each component—from the reinforced piston seals to the precision-fit...

Product Description267-9166 is an aftermarket sealing ring referenced for matching Caterpillar wheeled-excavator axle applications. It is a separate component from rectangular ring 267-9167; similar part numbers do not establish interchangeability. Check the axle group and individual groove position before ordering. Ruijueparts can review the parts diagram and consolidate the required...

Product Description Description: 86614021 is an aftermarket hydraulic breaker seal kit reference for the Montabert BRP140 hydraulic breaker. It is intended for breaker maintenance and resealing work when hydraulic leakage, pressure loss, or worn sealing elements require service. This is a replacement part, not a complete breaker assembly. Confirm the...

Product Description 6816536 is an aftermarket hydraulic cylinder seal kit commonly cross-referenced to 7137939 for selected Bobcat equipment. Its cylinder function changes by equipment type: it can serve designated lift or tilt cylinders on loaders, a boom cylinder on selected compact excavators, or a working cylinder on compatible backhoe loaders....

Product Description 287-33-11271 is an aftermarket individual wheel brake seal for the Komatsu WS23S-2A motor scraper, S/N 3101-Up. The parts catalogue lists this seal within brake service kit 287-33-05013, together with 287-33-11261 and other brake sealing items; it is not the complete service kit itself. This distinction helps maintenance teams...

Product Description RH418-71690 is an aftermarket dozer blade cylinder seal kit for Kubota U27-4 compact excavators, with U27-4CA included in aftermarket application references. Catalogues may call this a dozer cylinder or blade cylinder kit; both terms describe the hydraulic cylinder that raises and lowers the front grading blade. The reference...

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 Overview The 2764172 seal kit is an aftermarket hydraulic seal solution for Caterpillar backhoe loader cylinder repair. This seal kit is commonly used in hydraulic cylinder maintenance, helping restore sealing performance, reduce oil leakage, and support stable hydraulic pressure during daily machine service. Keywords included: 2764172 seal kit, Caterpillar...