Komatsu hydraulic pump seal kit 705‑55‑43000

Seal components for Komatsu WA450‑5L pump

Gasket and O‑ring service kit WA480‑5L pump

Premium rubber seals for Komatsu hydraulic pump

705‑55‑43000 Hydraulic Pump Service Oil Seal Kit – Komatsu Wheel Loaders & Excavators

Complete oil seal kit for Komatsu 705‑55‑43000 hydraulic pump – ensures leak-free, efficient service.

Product Features

Full seal kit including O‑rings, gaskets, and oil seals
Compatible with Komatsu OEM part 705‑55‑43000 / 7055543000
Designed for WA450‑5L, WA470‑5, WA480‑5, WA480‑5L pump maintenance
High-quality materials resist hydraulic oil, heat, and wear
Simplifies refurbishment and minimizes downtime

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Hydraulic Pump Seal Kit Description

This comprehensive Service Oil Seal Kit is tailored for reconditioning the Komatsu hydraulic pump model 705‑55‑43000 (also referenced as 7055543000). It contains a full set of precision-molded seals, O‑rings, and gaskets necessary to ensure a leak-free, high-performance pump refurbishing. Designed for wheel loader configurations WA450‑5L, WA470‑5, WA480‑5, and WA480‑5L, the kit offers superior resistance to hydraulic fluid, high temperatures, and pressure, helping to extend pump life and prevent fluid loss. Ideal for maintenance teams, service shops, and parts buyers aiming to restore original efficiency and reliability.

Hydraulic Pump Seal Kit Technical/Data Sheet

Parameter	Description
OEM Part Number	705‑55‑43000 / 7055543000
Kit Components	O‑rings, gaskets, oil seals suitable for pump overhaul
Applicable Models	Komatsu WA450‑5L, WA470‑5, WA480‑5, WA480‑5L
Material	High-grade rubber compounds and seals
Usage	Service and refurbishment kit for hydraulic pump assembly
Origin	China
Brand	YNF Rubber
MOQ	5 sets
Shipping	Sea freight, air freight
Payment Terms	T/T, L/C

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YNF Rubber’s 705‑55‑43000 service oil seal kit provides everything needed for a full hydraulic pump overhaul. Manufactured to OEM-grade quality, these seals restore pump efficiency, prevent fluid leaks, and prolong service life. Ideal for technicians, rental services, and OEM buyers—get your free quote today for improved uptime and performance.

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Products Categories

Flexible Rubber Couplings

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FLANGE Couplings

Spline Hubs

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Damper

Clutch

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FOR BREAKERS / COMPACTORS

EXCAVATOR ENGINE MOUNTS

EXCAVATOR CAB SHOCK ABSORBER

Cylindrical Bobbins

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Intake Manifold

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Oil Seal Kit Applications

Sector	Description
Hydraulic Pump Service	Ideal kit for overhauling Komatsu pump assemblies
Maintenance Workshops	Fast, complete seal solution for repair centers
Construction Fleet Operations	Ensures hydraulic efficiency during pump service
Rental & OEM Aftermarket	Prevents leaks, maintains original pump performance

Seal Kit Detail Display

More Information

Knowledge Base

Signs your hydraulic pump needs seal replacement
Benefits of full pump rebuild versus partial repair
Choosing the right material for hydraulic seals

Related Products

705‑55‑43010 Pump Valve Seal Kit for Komatsu Loaders
YNF04106 Rotary Coupling Seal Kit for JCB Excavators

FAQs

Does this kit cover all seals in the pump?
Yes, it’s a full-service kit covering all O‑rings, gaskets, and oil seals for a complete rebuild.
How long does delivery take?
Samples ship within 7 days; sea freight 30–45 days; air freight 7–10 days.
Is OEM packaging available?
Yes—OEM-style packaging and logo support are available for bulk orders.