Product Overview This Caterpillar 433‑5903 U‑Cup Seal is a durable hydraulic cylinder rod seal designed for heavy equipment suspension systems, ensuring reliable sealing and reduced leakage in demanding work conditions. Suitable for aftermarket use and direct replacement of OEM parts. Product Details: Part Name:  433-5903 seal kit Machine Models: AD60,...

Part Name: 87633295 Seal KitMachine Models:  590SR Super R, 590SR Super RBrand: Case & New Holland replacementType: Hydraulic Seal Kit / Dipper & Crowd Cylinder Seal KitApplication: Used in dipper (crowd) and ditching cylinders of Case and New Holland backhoe loaders such as Case 590 and New Holland B95, LB75, LB90,...

Product Description 3623368M91 is an aftermarket swing cylinder seal kit for the Terex TX760B backhoe loader. A hydraulic swing cylinder moves the rear backhoe boom laterally during digging; it is not a loader lift, bucket, or stabilizer-cylinder kit. Replacement-kit catalogues identify this reference for a 45 mm rod and 90...

Product Overview The 71445811 hydraulic seal kit is a reliable aftermarket replacement for Hitachi machinery. Designed for hydraulic cylinders and arm 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 arm hydraulic cylinders used in...

Product Description Aftermarket 6661052 blade cylinder seal kit for Bobcat 231 and X231 mini excavators. It reseals the hydraulic cylinder that extends and retracts to raise, lower and position the front dozer blade during grading, backfilling and machine stabilization. Published aftermarket references specify a 1-3/4 in (44.45 mm) rod and...

Product Description Restore the lifting power of your machinery with the 397-9883 Lift Cylinder Seal Kit, specifically engineered for the Caterpillar 950GC Wheel Loader. This comprehensive aftermarket kit includes high-grade rod seals, piston seals, and wear rings designed to withstand the high-pressure demands of heavy-duty loading cycles. At Ruijueparts, we...

Product Description RG638-67540 is an aftermarket boom cylinder seal kit referenced for selected Kubota compact excavator variants, including KX101-3 Alpha and U35-3 Alpha applications. Catalogue data identifies it as a boom-cylinder kit with a 45 mm rod and 85 mm bore reference. It must not be marketed as a dipper/arm...

Product Description Aftermarket 87428628 front loader lift cylinder seal kit for compatible Case and New Holland backhoe loader applications. This kit is used to rebuild 90.00 mm bore and 50.80 mm rod hydraulic lift cylinders, helping replace worn sealing parts, reduce hydraulic oil leakage, and restore smooth loader lift and...

Product Description 234-25-31440 is an aftermarket tandem drive seal for selected Komatsu motor graders. Komatsu classifies this reference under Tandem Drive-related components, placing it in the rear drive assembly rather than the engine, hydraulic cylinder, or transmission-control system. The tandem drive transfers power through the grader’s rear wheel-drive arrangement, where...

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 Overview The 2480‑9018KT Center Joint Seal Kit is an aftermarket replacement designed for DOOSAN and Daewoo excavators, ensuring reliable sealing performance in the center joint to prevent hydraulic leaks and maintain smooth machine operation. It fits specific mini excavator models and meets OEM fit standards. Product Details: Part Name: ...

Product Description Looking for a reliable 70923596 hydraulic seal replacement? Our premium aftermarket O-ring (171 mm ID x 3.53 mm) is designed for CASE, New Holland, and Fiat Allis machinery. Engineered with high-grade NBR for superior oil resistance and durability, it helps prevent hydraulic leaks and reduces costly equipment downtime....

Product Description Aftermarket 7137770 cylinder seal kit for compatible Bobcat hydraulic cylinder repair applications. This kit is referenced for 2.00 in bore and 1.25 in rod cylinders and replaces the earlier reference number 7135555. On Bobcat mini excavators, it may be used for arm, bucket, or blade cylinder repair depending...

Product Description 23A-15-05055 is an aftermarket transmission service gasket kit matched 1:1 to the original Komatsu kit-number reference. It is used when servicing specified transmission-related assemblies on Komatsu motor graders. Unlike a hydraulic cylinder repair kit, this SKU belongs to the grader powertrain service system. Verified applications include GD505A-3A, GD511A-1,...

Product Description High-performance 1542915C2 dipper cylinder seal kit for CASE 580 Series backhoes. This durable aftermarket kit prevents hydraulic leaks and restores digging power. Engineered for precise fit and long service life. Item specifics Part Number: 1542915C2 Fits Models: CASE 580K, 580SK, 580 Super L, 580 Super M Brand: CASE...

Product Description Maintain the hydraulic power of your B-Series loader with the 218-6823 Bucket Tilt Cylinder Seal Kit from Ruijueparts. This high-quality aftermarket kit is precision-engineered for a 1.50" Rod and 2.75" Bore, ensuring a leak-free fit for critical 218-6821 and 218-6822 cylinders. Each 10-piece set includes premium dust seals,...

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 Restore hydraulic efficiency and stop fluid leaks with this premium aftermarket 991/00102 hydraulic cylinder seal kit, engineered for JCB equipment. Perfectly matching cylinders with a 50mm rod diameter and 80mm bore, this high-performance kit contains industrial-grade PU, NBR, and PTFE components to handle rigorous friction and pressure. To...

Product Description 333/Y6024 is an aftermarket hydraulic boom cylinder seal kit for selected JCB backhoe loader applications. The boom cylinder raises and lowers the rear excavator boom during digging, trenching, lifting, and loading work. JCB identifies this reference as “Seal Kit – Boom,” so it should not be substituted for...

Product Description Looking for a reliable aftermarket 991/20023 hydraulic cylinder seal kit? This high-performance replacement kit is engineered to restore optimal hydraulic pressure and completely stop fluid leaks in your heavy machinery. Designed precisely for 60mm rod and 100mm bore diameters, it features wear-resistant polyurethane and premium NBR seals built...

Product Overview The Caterpillar part 229‑5546 hydraulic seal kit is a wheel loader hydraulic cylinder seal replacement designed to fit common Cat machines like the 988G and 988H, offering an aftermarket solution with reliable sealing performance. Product Details: Part Name:  229-5546 seal kit Machine Models: 988G, 988H, D11T Brand: Caterpillar...

Product Description Premium aftermarket 878000425 arm stick cylinder seal kit fits Komatsu PC95R-2 mini excavators. Designed for heavy-duty leak repair, this kit features high-grade TPU and NBR seals to ensure pressure retention and long service life. Direct replacement for OEM cylinder 226-61-11400. Item specifics Part Number: 878000493 Fits Models: PC95R-2...

Product Description 10X3211 is an aftermarket slew cylinder seal kit for the 55 mm rod version of the Terex Vectra TX740 backhoe loader swing cylinder, commonly referenced as SSP8020. A slew or swing cylinder moves the rear excavator assembly left and right; it is not a boom, dipper, or stabilizer...