Product Description 258-8600 is an aftermarket replacement radiator seal cross-referenced to 272-5437 for selected Caterpillar modular cooling assemblies. This EPDM rubber seal is 159.4 mm long with a 48 mm inside diameter and is used to seal joints between radiator sections. It is important to confirm the removed seal length...

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...

Product Description 238-4462 is an aftermarket hydraulic cylinder seal kit for selected Caterpillar equipment with a 2 in rod and 3 in bore reference. It is not limited to one cylinder function: published references associate this kit with motor grader blade lift and centershift cylinders, plus selected articulated-truck hydraulic cylinder...

Choose a Kit & Save Instantly. Fits equipment:  771D 769D  Condition: New – Open box: A new, unused item Brand: CATERPILLAR  replacement

Product Description 126-1876 is an aftermarket replacement cushion seal ring for selected Caterpillar hydraulic cylinder assemblies. It is an individual steel seal component, not a complete cylinder repair kit or a conventional O-ring. Reference dimensions are 95 mm OD × 89 mm ID × 6 mm axial height. Published cylinder-kit...

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,...

Product Description This aftermarket 561-33-71510 rear brake seal is referenced for selected Komatsu HD785-7 mining dump truck rear axle final brake assemblies. It is an individual internal seal used during rear wheel brake overhaul, not a complete repair kit, friction disc, or hydraulic cylinder seal. The rear brake assembly uses...

Product Description 160-6386, 9Y-1655, and 8N-7139 are cross-reference numbers for an aftermarket radiator core and end-tank seal used in selected Caterpillar cooling-system assemblies. Made for radiator service work, this EPDM rubber seal reference helps buyers identify the correct component when rebuilding folded-core radiator sections or addressing leakage around radiator tank...

Product Description242-6833 is an aftermarket hydraulic cylinder seal ring, supplied as a component reference rather than a complete cylinder repair kit. It is relevant to selected Caterpillar excavator and material-handling applications. When buying an individual ring, compare the original part number and the installed groove arrangement before deciding what else...

Part Name: 7J-3863 9J-1203 Seal KitMachine Models: 994, 69D, 773, 769D, 769C, 771D, 771CBrand: Caterpillar replacementType: Seal‑Ring / Ring SealApplication: Used in hydraulic and mechanical assemblies of Caterpillar machines to provide wear‑resistant sealing, prevent fluid leakage, and support pressure retention in heavy equipment systems.Size: Standard SizeSupply Ability: 10,000 sets per...

Product Description7X-5762 is an aftermarket O-ring for matching Caterpillar assemblies, rather than a complete cylinder repair kit. The original catalogue lists applications across wheeled excavators, backhoe loaders and compactors; it does not mean one O-ring fits every joint on those machines. Match the exact groove position and original reference before...

Product Description AHC13278 is an aftermarket 56 mm hydraulic cylinder rod seal kit for John Deere equipment. It services the rod and gland end, not the piston-side bore. John Deere lists AHC16683 as the substitute; AH149814 is an earlier reference. Published data identifies boom and crowd cylinder applications on selected...

Product Description Maintain peak hydraulic performance with the 707-99-26220 Blade Lift Cylinder Seal Kit, designed specifically for Komatsu GD705-5 motor graders. This high-quality aftermarket kit provides a reliable solution for preventing fluid leaks and restoring cylinder pressure. Each set includes precision-engineered components such as dust seals, piston seals, O-rings, and...

Product Description Looking for a reliable 1113301 hydraulic seal replacement? This high-quality aftermarket oil seal is precision-engineered to fit Caterpillar (CAT) heavy equipment. Designed for durability under high-pressure conditions, it prevents hydraulic fluid leakage and extends the service life of your machine's pumps and cylinders. As a specialized aftermarket supplier,...

Product Description244-2059 is an aftermarket dozer tilt cylinder seal kit referenced for the Caterpillar D8T with cylinder 6E-0397. This identifies a specific sealing repair rather than the complete dual-tilt cylinder arrangement. D8T tilt cylinders have different assembly references, so verify the installed unit before purchase. Ruijueparts can compare the cylinder...

Product DescriptionT42302 is an aftermarket o-ring supplied by Ruijueparts. Tractor references include John Deere 6R 110 and 6R 120; the original reference lists 101.27 mm inside diameter and approximately 2.62 mm section. This is an individual O-ring reference, not a complete cylinder repair kit. Match the groove and service number...

Product Overview The 160-0496 hydraulic seal kit is a reliable aftermarket replacement for Caterpillar machinery. Designed for hydraulic repair and service applications, it includes V-rings, wear rings, backup rings, and O-rings to restore sealing performance and prevent hydraulic oil leakage. It is widely used in heavy equipment hydraulic systems, where...

Product Description Ensure leak-free performance and minimize downtime for your heavy equipment with the premium 707-99-77620 hydraulic cylinder seal kit. This high-quality aftermarket replacement is precision-engineered to fit the massive Komatsu D475A-5 crawler dozer's ripper tilt cylinder (OEM Cylinder: 707-01-0F560). Designed to withstand severe high-pressure mining and earthmoving applications, the...

Product Description Restore the hydraulic integrity of your heavy machinery with the high-grade 244-2050 Tilt Cylinder Seal Kit from Ruijueparts. Designed for Caterpillar’s heavy-duty applications, this 9-piece kit is engineered to withstand high-pressure environments, preventing fluid bypass and protecting your equipment from contamination. This kit features a 6.50" (165.1 mm)...

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

Product Description421-33-11440 is an aftermarket seal ring for a matching Komatsu wet disc brake assembly. It is an individual sealing component rather than a complete brake repair kit. The brake assembly and seal position are the key checks when purchasing; a similar-looking ring or nearby part number does not confirm...

Product Description The 454-8636 Hydraulic Cylinder Seal Kit is an aftermarket reseal kit for selected Caterpillar backhoe loaders. Published fitment data lists 424, 424B, 424B HD, 424B2, 426, and 426F2 models. Aftermarket catalogs associate this number with loader lift or tilt cylinder service, but the exact position is cylinder-group specific....

Product Description AHC11572 is an aftermarket 45 mm hydraulic cylinder rod seal kit for John Deere equipment. It services the rod and gland end, not the piston-side bore. The official equipment list includes backhoe loaders, compact track loaders, skid steers, wheel loaders, and crawler equipment. A 772G/GP grader guide lists...