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Oil Sealing
We specialize in aftermarket seal kits compatible with brands such as Caterpillar, Komatsu, JCB, and John Deere. We offer B2B bulk order consultation and large-scale procurement services. With years of industry experience, we provide wholesale and long-term bulk supply services to our global business partners. Submit your bulk order details, and our professional B2B team will provide you with competitive pricing, fast delivery times, and customized supply solutions within 24 hours.
1543256C1 is an aftermarket loader bucket cylinder seal kit reference for Case 580 backhoe loaders. Case cylinder catalogues identify it for 3.00 in bore × 1.50 in rod bucket cylinders, including 113133A2 and later 87609669 applications. This page focuses on the loader bucket use. The reference can occur in other matched cylinders, so the equipment model alone is not final confirmation. Compare the kit or cylinder number, rod diameter, bore, and machine serial range before ordering. Ruijueparts supports part-number pricing, application lookup, and neutral or customer-specified packaging.
Part Number: 1543256C1
Compatible Brand: CASE
Manufacturer Type: Aftermarket replacement
Type: Bucket cylinder seal kit
Models: 580L, 580 Super L, 580M, 580 Super M, 580 Super M Series 3, 580 Super M+ Series 3, 580N, 580N EP, 580SN, 590L, and 590SL
Condition: New
Loader Bucket Hydraulic Cylinder
Designed to reseal compatible Case 580 loader bucket cylinders that raise, lower, and control the front loader bucket. Check the cylinder number and machine serial range before installation.
Backhoe Loaders: 580L, 580 Super L, 580M, 580 Super M, 580 Super M Series 3, 580 Super M+ Series 3, 580N, 580N EP, 580SN, 590L, and 590SL
Q1: Is 1543256C1 for the loader bucket or the backhoe bucket?
A: Its primary listed application is the front loader bucket hydraulic cylinder. It should not be confused with a rear backhoe bucket-cylinder seal kit, which may use a different cylinder and seal-kit number.
Q2: Which cylinder numbers are associated with 1543256C1?
A: Published Case references include loader bucket cylinders 113133A2 and, for specified later applications, 87609669. Confirm the number stamped on or listed for your cylinder before ordering.
Q3: Does every Case 580 backhoe use this kit?
A: No. A Case 580 can have several hydraulic cylinder sizes and seal kits. This kit is intended only for the matched 3.00 in bore × 1.50 in rod loader bucket-cylinder applications.
Q4: Can I request a quote with only 1543256C1?
A: Yes. Send 1543256C1 and quantity for pricing. For fitment confirmation, provide the cylinder number or your machine model and serial range.
Our aftermarket seal kits deliver a practical, cost-effective solution without compromising on real-world performance. We offer a lower upfront cost and reliable sealing for your daily maintenance and repair needs.
We stock seal kits across CAT, Komatsu, Volvo, JCB, Hitachi, Doosan, John Deere, Kubota, and 10+ other brands—one supplier for your whole fleet.
Ship under RuijueParts branding, neutral (unbranded) packaging, or your own private label. Suitable for resellers and distributors.
When genuine OEM seals are out of production for your old machinery, we can custom-make oil seals using your dimensions or our engineer-recommended specifications.
Ship under RuijueParts branding, neutral (unbranded) packaging, or your own private label. Suitable for resellers and distributors.
Volume pricing for repair shops, dealers, and fleet operators. Get a quote via our website or WhatsApp: +86 13692100161.
OEM seal kits are the right choice when machinery is under active warranty, operating at peak duty cycles, or when failure risk is unacceptably high. Budget aftermarket—like Ruijue Parts—makes sense in these common scenarios:
When a machine is aging out of your fleet, OEM parts cost more than the job warrants. A budget kit extends service life without over-investing.
For machines used infrequently or on lower-intensity tasks, premium OEM pricing may not be justified.
When OEM stock is out or delivery takes weeks, an available aftermarket kit gets your machine running now.
Repair shops and fleet managers running high volumes of machines often balance OEM and aftermarket across their portfolio based on criticality.
Fully retract the cylinder and relieve system pressure before disassembly. Never work on a pressurized circuit.
Remove from the machine. Unthread the gland nut and withdraw the piston rod carefully to avoid surface damage.
Clean the bore, rod, and all metal parts with a lint-free cloth. Contamination introduced during reassembly accelerates seal wear—this step is especially important for budget-grade seals.
Check for scoring or pitting. Budget seals are more sensitive to surface imperfections—address rod damage before fitting new seals.
Lightly coat each seal with clean hydraulic fluid before installation. Use proper seal drivers — not screwdrivers or sharp tools — to avoid nicking the sealing lip.
Torque the gland nut to spec and cycle the hydraulic system under no-load conditions. Inspect for leaks before returning the machine to service.
Budget-grade seals may have shorter service intervals than OEM. Inspect rod seals for moisture, oil film, or weeping more frequently and replace proactively.
Contaminated fluid degrades seals faster — this applies especially to non-OEM materials. Replace fluid and filters on schedule.
When storing equipment with cylinders extended, protect rod surfaces from corrosion and debris to preserve wiper seal life.
Avoid using sharp tools during assembly to prevent nicks or scores on the seal lips. Pre-lubricating all components with clean hydraulic oil is recommended to ensure a smooth fit into the cylinder grooves.
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First order was a pleasant surprise-
great value for money.
Good! The 101529-00005 seal kit
performed exceptionally. No oil leaks,smooth operation.
Fast delivery and exactly as described.Highly recommend!
Seals fit well and arrived on time.
Good quality for the price.
