Product Description Part number 4639939 is a high-performance hydraulic bucket cylinder seal kit designed for heavy-duty excavation. It is the designated aftermarket replacement for Hitachi and John Deere excavators, engineered to withstand the extreme abrasive conditions of digging. Made from premium NBR and hydrolysis-resistant polyurethane, this kit ensures tight sealing...

Product Description Aftermarket 87428631 hydraulic cylinder seal kit for compatible Case and New Holland backhoe loader swing cylinder applications. This kit is used to rebuild the backhoe swing / pivot cylinder, helping replace worn sealing parts, reduce hydraulic oil leakage, and support smooth left and right backhoe swing movement during...

Choose the seal kit of Ruijueparts. Slash costly downtime. Condition: New – Open box: A new, unused item Brand: LIUGONG replacement

Product Description The 501-6706 hydraulic cylinder seal kit is an aftermarket standard-size reseal kit for selected Caterpillar equipment. CAT data lists compatible backhoe loaders, wheel loaders, and the 613G wheel tractor-scraper. Reference dimensions are a 60 mm rod and 110 mm bore. Industry catalogs link this kit to boom-cylinder service...

Product Description 172157-99420 is an aftermarket bucket cylinder seal kit matched 1:1 to the original Yanmar repair-kit reference. Verified Yanmar B50-2 and VIO50-1 parts catalogues place this kit in the bucket cylinder assembly, not the arm/dipper cylinder. The associated bucket-cylinder application uses a 50 mm rod and 75 mm bore...

Product Description Tip for formatting: This section uses structured paragraphs and bold text for clarity and scannability. Looking for a reliable aftermarket sealing solution to restore your equipment's hydraulic power? The 707-99-74080 hydraulic cylinder seal kit is precision-engineered to perfectly fit Komatsu PC500 excavators and D375A-6 crawler dozers. Manufactured from...

Product Description Premium aftermarket 13765391 Swing Cylinder Seal Kit designed specifically for SANY B175 (SY75 series) hydraulic systems. This high-performance repair kit is engineered to resolve common hydraulic issues such as rotation weakness, boom drift, and fluid leakage. At Ruijueparts, we bridge the gap between quality and value, offering seals...

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 AHC13362 is an aftermarket 63 mm hydraulic cylinder rod seal kit for John Deere equipment. It seals the rod and gland end, not the piston-side bore. It is used on selected backhoe loaders, wheel loaders, crawler dozers, forestry machines, and tractors. Cross-reference data associates it with AH149815, including...

Product Description 707-99-78450 is an aftermarket bucket cylinder seal kit referenced for the Komatsu PC2000-8 mining excavator. It is used when rebuilding the hydraulic cylinder that curls and dumps the bucket, helping restore sealing performance after leakage, pressure loss, or extended service wear. This reference is associated with bucket cylinder...

Product Description The 489-1720 Bucket Cylinder Seal Kit from Ruijueparts is a high-performance aftermarket solution engineered for 50-ton class heavy excavators. Designed for 110mm Rods and 160/170mm Bores, this kit provides superior hydraulic retention and debris exclusion for high-pressure digging operations. We utilize premium materials to ensure our seals withstand...

Product Description Looking for a replacement for Takeuchi 19000-87999? This aftermarket arm cylinder seal kit is referenced for selected Takeuchi compact excavator arm/dipper cylinders with a 50 mm rod and 90 mm bore. It supports cylinder resealing during repair when leakage, reduced holding performance, or external seal wear is found....

Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: 424D, 442D, 432D, 428D, 416D Condition: New – Open box: A new, unused item Brand: CATERPILLAR 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 Description457-6093 is an aftermarket hydraulic cylinder seal kit with Caterpillar 966H and 966 reference applications. Buyers comparing kits for a loader should identify the actual cylinder group before using a model-based search result. A matching machine name does not show that two seal kits cover the same assembly. Send...

Product Description RE18751 is an aftermarket 1-3/4 in. rod × 3 in. bore hydraulic cylinder seal kit for selected legacy John Deere equipment. It is a size-based kit used across more than one cylinder position, including published bucket, stabilizer, lift, and backhoe-cylinder applications. This cross-use makes fitment verification essential; do...

Product Description Aftermarket 86613643 bucket tilt cylinder seal kit for Case skid steer loader and compact track loader applications. This kit is used to rebuild loader bucket or attachment tilt cylinders with a 2-3/4 in bore and a 1-3/8 in rod size, helping replace worn seals, reduce hydraulic oil leakage,...

Product Description RG538-67560 is an aftermarket boom cylinder seal kit referenced for Kubota U30-3 compact excavator applications. Catalogue data associates this kit with the boom cylinder and a 45 mm rod × 80 mm bore reference size. This matters because the U30-3 uses separate repair-kit references for the dipper, bucket,...

Product Description 87428629 is an aftermarket hydraulic bucket cylinder seal kit for selected New Holland backhoe loaders. It is used to rebuild the backhoe bucket cylinder that curls and dumps the digging bucket, not a loader-lift, dipper, steering or stabilizer ram. Official kit data identifies a 63 mm rod-side bearing...

Choose the seal kit of Ruijueparts. Slash costly downtime.Fits equipment: SD300 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 Description RG208-94410 is an aftermarket swing cylinder seal kit referenced for selected Kubota compact excavators. Catalogue data identifies this reference with a 40 mm rod and 80 mm bore swing-cylinder application. It is not advisable to market this number as a bucket cylinder kit, because bucket, boom, arm, blade...

Product Description The 397-9888 Tilt Cylinder Seal Kit by Ruijueparts is a high-performance aftermarket solution specifically designed for Caterpillar 950GC Wheel Loaders. This kit includes all essential seals, O-rings, and wear rings needed to restore full hydraulic integrity and prevent fluid leaks in the bucket tilt mechanism. Crafted from heavy-duty...

Product Overview The 6089590 hydraulic seal kit is a reliable aftermarket replacement for Caterpillar machinery. Designed for hydraulic cylinder sealing applications, it includes sealing components such as rod seals, piston seals, backup rings, and O-rings to help restore sealing performance and prevent hydraulic oil leakage. It is suitable for maintenance...

Product Description 991/00100 is an aftermarket hydraulic cylinder seal kit referenced for selected JCB backhoe loader cylinder applications. The reference size is 40 mm rod × 70 mm bore, but this is not a single-position kit: documented uses include specified boom, dipper, rear bucket, front shovel, lift, swing, stabilizer, extension,...

Product Description 5422790 is an aftermarket hydraulic seal kit reference for the excavator-side bucket cylinder on MST M542 and M544 backhoe loaders. It is used when a confirmed bucket cylinder is removed for resealing after leakage, seal wear, or loss of hydraulic holding performance. Parts catalogs associate this number with...