Parts list
|
№ |
Number |
Name |
Qty |
|
|
707-01-02561 |
CYLINDER ASS'Y |
1 |
|
1 |
707-13-18270 |
CYLINDER |
1 |
|
2 |
707-76-11010 |
BUSHING |
2 |
|
3 |
707-27-18140 |
HEAD,CYLINDER |
1 |
|
4 |
707-52-90680 |
BUSHING |
1 |
|
5 |
707-51-90030 |
PACKING,ROD |
1 |
|
6 |
195-63-94170 |
SEAL,DUST |
1 |
|
7 |
07179-13104 |
RING,SNAP |
1 |
|
8 |
07000-15170 |
O-RING |
1 |
|
9 |
07146-05172 |
RING,BACK-UP |
1 |
|
10 |
01010-81865 |
BOLT |
12 |
|
11 |
01643-31845 |
WASHER |
12 |
|
12 |
707-58-90610 |
ROD, PISTON |
1 |
|
13 |
07000-12070 |
O-RING |
1 |
|
14 |
707-35-52910 |
RING,BACK-UP |
2 |
|
15 |
707-36-18400 |
PISTON |
1 |
|
16 |
707-44-18180 |
RING,PISTON |
1 |
|
17 |
07156-01822 |
RING,WEAR |
1 |
|
18 |
707-40-18070 |
SPACER |
2 |
|
19 |
01010-61240 |
BOLT |
6 |
|
|
707-99-64520 |
SERVICE KIT |
1 |
|
21 |
707-51-90640 |
RING,BUFFER |
1 |

Our advantage: original system data to ensure accurate size

Toparts 707-99-64520 Hydraulic Cylinder Seal Kit for Komatsu WA380-3
Ensure the rapid cycling and powerful material handling of your wheel loader with the Toparts 707-99-64520 Hydraulic Cylinder Seal Kit. Specifically designed for the Dump (Bucket) Cylinder of the Komatsu WA380-3 Wheel Loader, this professional-grade repair kit is the ideal solution for restoring hydraulic pressure and eliminating leaks.
Precision Engineering for Maximum Dumping Efficiency
The dump cylinder is the heart of your loader's bucket action. Constant exposure to abrasive materials, dust, and heavy load cycles can degrade seals, leading to "bucket drift" or slow response times. Toparts has developed the 707-99-64520 seal kit as a direct aftermarket replacement that matches the strict tolerances and material specifications of the original equipment.
Key Features and Benefits:
Direct OEM Replacement: Fully compatible with Komatsu part number 707-99-64520, ensuring a perfect, drop-in fit for the WA380-3 dump cylinder.
High-Durability Materials: Our seals are manufactured from premium Polyurethane (PU) and high-tensile elastomers. These materials provide exceptional resistance to abrasion, tearing, and the high-temperature friction generated during intensive loading cycles.
Restores Breakout Force: By providing a perfect internal and external seal, this kit ensures the cylinder maintains full hydraulic pressure, allowing for maximum bucket breakout force and faster cycle times.
Contamination Protection: Features a high-performance wiper seal designed to scrape away dirt, mud, and grit, protecting the internal cylinder rod and preventing costly scoring of the cylinder bore.
Cost-Efficient Maintenance: Offers a high-quality, reliable alternative to expensive OEM-branded kits, helping you maintain your Komatsu fleet at a lower operational cost without sacrificing performance.
Product Specifications:
Feature:Details
Part Number:707-99-64520
Compatible Machine:Komatsu WA380-3 Wheel Loader
Application:Dump Cylinder / Bucket Cylinder Service & Repair
Material Grade:Industrial-Strength PU, NBR, and PTFE
Operating Environment:Optimized for high-friction and heavy-load conditions
Manufacturer:Toparts
Why Trust Toparts?
Toparts is a leading provider of high-performance sealing solutions for construction and mining machinery. Our 707-99-64520 kit is designed to keep your Komatsu WA380-3 on the move, ensuring that every load is dumped with precision and power.
Would you like me to check the availability of the matching Lift Cylinder or Steering Cylinder seal kits for your WA380-3?
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