CATEngine Parts

425-2914 Bucket Cylinder Seal Kit — Cat 305 5E2

This is a comprehensive seal kit for a hydraulic bucket cylinder, containing all necessary seals and O-rings to restore proper function. It is manufactured from durable, high-performance materials designed to withstand high pressures and harsh operating conditions, outlasting worn or degraded seals. Failure of these seals typically manifests as hydraulic fluid leaks around the cylinder rod or barrel, leading to a loss of lifting power and slower bucket actuation.

Bucket Cylinder Seal Kit – Part No 425-2914 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

Related CAT Parts

From the same category — may also be needed

6n5392
Engine Parts Component
4P1659
Engine Parts Component
273-3573
Rh Rear Lamp Assembly
200-3366
Hydraulic Pump
340-2121
Piston Pump
197-0395
Radiator Oil Cooler

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeHydraulic Cylinder Seal Kit
MaterialNBR rubber, Polyurethane
ApplicationBucket Cylinder
Service LifeReplace as needed based on inspection
CompatibilityOEM specification
ConditionNew — OEM specification aftermarket

Failure Symptoms

Visible hydraulic fluid leaks from the bucket cylinder rod or barrel are the primary indicator of seal failure. If left unaddressed, these leaks will worsen, leading to a gradual loss of hydraulic pressure and reduced lifting capacity for the bucket. Eventually, the cylinder may not be able to hold its position under load, impacting operational efficiency.

Installation Tip

Thoroughly clean the cylinder bore and piston rod before installing new seals to prevent nicks or tears. Ensure all seals are properly seated and oriented according to the cylinder's design before reassembly.

Service Note

Inspect the hydraulic fluid for contamination and check the cylinder barrel for scoring or damage when replacing the bucket cylinder seals.