Product Description This aftermarket 991/00021 hydraulic cylinder seal kit is referenced for selected JCB cylinders with a 30 mm piston rod and 60 mm cylinder bore. Its primary application is on selected backhoe loader steering rams, while the same reference is also listed for certain telehandler tilt and side-tilt cylinders....

Product Description21N-30-16190 is an aftermarket O-ring identified by its complete Komatsu reference. The manufacturer catalogue classifies the reference as an O-ring, so this offer should not be confused with a floating seal assembly or a complete hydraulic repair kit. Confirm the installed assembly and the groove location before ordering. A...

Choose the seal kit of Ruijueparts. Slash costly downtime. Condition: New – Open box: A new, unused itemTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Product Description 991/00012 is an aftermarket hydraulic cylinder seal kit referenced for selected JCB backhoe loader and telehandler cylinders. Its 60 mm rod × 100 mm bore reference size can occur in more than one cylinder position, including specified boom/stick, swing and heavy-duty stabilizer applications. This makes cylinder position and...

Product Overview The 71445777 hydraulic seal kit is a reliable aftermarket replacement for Hitachi machinery. Designed for hydraulic cylinders and bucket applications, it includes rod seals, piston seals, backup rings, and O-rings to restore sealing performance and prevent fluid leakage. It is suitable for servicing bucket hydraulic cylinders used in...

Product Description Looking for a reliable replacement to stop your backhoe's boom drift? Our 13762437 boom cylinder seal kit is specifically engineered for the SANY BHL75 backhoe loader. At Ruijueparts, we understand that precision is key to preventing hydraulic leaks and ensuring maximum lifting power. This high-quality aftermarket kit includes...

Product Description 336/E7315 is an aftermarket hydraulic slew ram seal kit referenced for selected JCB backhoe loader applications. The slew, also called swing or side-shift ram, moves the backhoe assembly laterally for working alongside walls, trenches, or obstructions. This is a position-specific cylinder kit and should not be substituted for...

Product Description85800003 is an aftermarket back-up ring supplied by Ruijueparts. CNH listings identify this as a back-up ring; it is included in service groups such as hydraulic cylinder kit 87428868. The surrounding kit number is not an interchangeable part number. Order the individual ring or full kit according to repair...

Product Description The 238-9844 aftermarket shuttle valve seal kit is a reference replacement for compatible Caterpillar wheel loader and integrated tool carrier hydraulic units. The official reference identifies O-rings and backup rings for servicing components in the shuttle valve group; it is not a complete valve assembly, solenoid valve, or...

Choose the seal kit of Ruijueparts. Slash costly downtime. Fits equipment: DX140W-5, DX140WA Condition: New – Open box: A new, unused item Brand: DOOSAN replacementTarget Audience: Customers with long-term procurement needs for sealing kits, including repair shops, distributors, import/export trading companies, and construction machinery rental companies.

Product DescriptionAH212102 is an aftermarket piston seal kit 100mm supplied by Ruijueparts. Selected John Deere backhoe loaders, including 310SJ and 410K, use this 100 mm bore reference; cylinder and serial applicability vary by position. A piston-side kit does not automatically include the separate rod-side service parts. Do not choose every...

Product Description Ensure your SANY BHL75 backhoe loader maintains peak digging performance with our high-quality aftermarket bucket cylinder seal kit (Part No. 12997953). Specifically engineered for the rear digging arm, this kit resolves common hydraulic leaks and pressure loss in the bucket cylinder, ensuring smooth and precise control of every...

Product Description85800007 is an aftermarket back-up ring supplied by Ruijueparts. The CNH parts listing identifies a back-up ring. A New Holland LB90.B hydraulic lifting-cylinder diagram lists this reference among the cylinder service parts. A back-up ring is not an O-ring or a complete kit. Preserve the specified seal arrangement and...

Product Description Eliminate fluid leaks and restore precision control with this premium aftermarket 991/00099 hydraulic cylinder seal kit, optimized for compact JCB machinery. Engineered specifically for standard rams with a 40mm rod diameter and 70mm bore size, this replacement kit features industrial-grade PU, NBR, and PTFE components built to endure...

Product Description Restore full pressure efficiency and eliminate leaks with this premium aftermarket 991/20030 hydraulic cylinder seal kit, engineered precisely for JCB heavy-duty equipment. Built to exact physical specifications with a 60 mm rod diameter and a 110 mm cylinder internal bore, this complete repair kit contains all necessary high-grade...

Product Description 991/00013 is an aftermarket hydraulic seal kit for the rear backhoe bucket cylinder on selected JCB backhoe loaders. The kit is referenced for a 50 mm rod and a 90 mm bore cylinder, which controls the curl movement of the rear digging bucket. It is not intended for...

Product Description This aftermarket 991/00061 loader lift cylinder seal kit is referenced for selected JCB backhoe loader lift rams with a 50 mm piston rod and 80 mm cylinder bore. It is commonly listed for later serial applications from M320000 onward, making serial-number verification essential when distinguishing it from earlier...

Product Description 991/00156 is an aftermarket replacement seal kit for selected JCB track rod or steering ram cylinder applications. JCB identifies the reference as a “Kit-Seal Track Rod,” while aftermarket catalogues commonly describe it as a steering ram seal kit. It is associated with a 75 mm cylinder bore and...

Product Description Since the arm cylinder (dipper) is constantly extending and retracting during excavation, its dust seals and rod seals are highly susceptible to wear from external mud and debris. When replacing the 12989100 kit, we recommend inspecting the piston rod for any bends or scratches; the intense lateral forces...

Product Description70923596 is an aftermarket o-ring supplied by Ruijueparts. The Fiat-Allis 545/545H loader parts book lists this O-ring at the spindle-to-housing joint, with a 6.75 inch reference inside diameter. It is a single O-ring, not a hydraulic cylinder seal kit; check the axle diagram and housing configuration. For older equipment,...

Product Description85999136 is an aftermarket control valve lip seal supplied by Ruijueparts. New Holland loader-backhoe control-valve diagrams list this lip seal, with reference dimensions 17.6 mm ID, 26.84 mm OD and 5.42 mm thickness. One catalogue revision introduces this seal from September 1995; check the valve revision before replacing an...

Product Description154467A1 is an aftermarket o-ring supplied by Ruijueparts. CNH lists this O-ring with reference dimensions of 10.8 mm inside diameter and 2.4 mm section. Match both cross-section and groove; a similar-looking ring or nearby part number is not proof of compatibility. For older equipment, Ruijueparts can assess custom sealing...

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 Description9849963 is an aftermarket o-ring supplied by Ruijueparts. CNH lists this O-ring for reference dimensions of 50.46 mm inside diameter and 2.61 mm section, across CASE and New Holland catalogue channels. Catalogue availability across brands is not a blanket fit guarantee; identify the specific assembly before ordering. Ruijueparts offers...