High-Quality 6E6603 New Replacement Swash Plate For Caterpillar
Upgrade your Caterpillar machinery with our durable and reliable 6E6603 new replacement swash plate. Manufactured to meet or exceed OEM standards, this swash plate ensures optimal performance and longevity for your hydraulic system. At Guangxi Huayang Engineering Machinery Equipment Co., Ltd., we specialize in providing top-quality aftermarket parts for a wide range of construction equipment, including Caterpillar and Komatsu.

Product Advantages
Enhanced Durability: Made from high-grade materials for extended service life.
Precise Fit: Engineered to be a direct replacement for Caterpillar part number 6E6603.
Optimal Performance: Ensures smooth and efficient operation of your hydraulic pump.
Cost-Effective Solution: Provides a high-quality alternative to OEM parts without compromising performance.
Product Usage and Applicable Models
This swash plate is a crucial component of the hydraulic pump in various Caterpillar machines. It plays a key role in regulating the flow and pressure of hydraulic fluid, which powers essential functions such as digging, lifting, and steering. The 6E6603 swash plate is commonly used in the following Caterpillar models:
Caterpillar Excavators: Including models like CAT 320, CAT 325, CAT 330, and more.
Caterpillar Wheel Loaders: Such as CAT 950, CAT 962, and CAT 966.
Caterpillar Bulldozers: Including models like CAT D6, CAT D7, and CAT D8.
Caterpillar Motor Graders: Such as CAT 140G and CAT 140H.
Application Scenarios and Case Studies
These Caterpillar machines are essential in various demanding industries:
Construction Sites: Excavators are used for digging foundations, trenches, and lifting heavy materials. Wheel loaders are vital for moving earth and loading trucks. Bulldozers are used for site preparation and grading.
Mining Operations: Large excavators and wheel loaders are crucial for extracting and transporting ore and other materials. Bulldozers are used for maintaining haul roads and reclaiming land.
Road Building: Motor graders are essential for creating smooth and level surfaces for roads and highways. Excavators and wheel loaders are also used for site preparation and material handling.
Forestry: Specialized excavators and wheel loaders are used for logging and material handling in forestry operations.
For example, a construction company in Guangxi successfully used our replacement 6E6603 swash plate in their CAT 320 excavator, resolving a hydraulic pump issue and minimizing downtime, leading to increased project efficiency.
About Guangxi Huayang Engineering Machinery Equipment Co., Ltd.
Guangxi Huayang Engineering Machinery Equipment Co., Ltd. is a leading provider of high-quality aftermarket parts for construction machinery. We specialize in four-wheel drive parts (including track rollers, carrier rollers, sprockets, idlers, and track shoes), hydraulic system components (such as hydraulic pumps, hydraulic motors, control valves, and hydraulic cylinders like bucket cylinders and boom cylinders), transmission and power components (including gearboxes, gears, and Cummins engine parts), and wear parts (like bucket teeth, track chains, pins and bushings, and high-strength bolts) for brands like Komatsu and Caterpillar. Our commitment is to provide reliable products and excellent customer service to keep your machinery running smoothly.
Frequently Asked Questions, Troubleshooting & Maintenance Tips
Q1: How do I know if my swash plate needs replacement?
A1: Common signs of a failing swash plate include reduced hydraulic power, slow or erratic movement of the machine's attachments, and unusual noises coming from the hydraulic pump.
Q2: What could cause a swash plate to fail prematurely?
A2: Common causes include contaminated hydraulic fluid, excessive operating temperatures, and general wear and tear over time.
Q3: What are some maintenance tips to prolong the life of the hydraulic system?
A3: Regularly check and replace hydraulic fluid and filters according to the manufacturer's recommendations. Ensure the hydraulic system is operating within the recommended temperature range. Inspect hoses and connections for leaks and address them promptly.
Komatsu & Caterpillar Parts Glossary (English, Chinese, Russian)
Komatsu PC200-8 Track Roller (English: Track Roller, Chinese: 支重轮 (Zhīzhòng lún), Russian: Опорный каток (Opornyy katok)) - Located on the undercarriage.
Caterpillar CAT 345D Fan Motor (English: Fan Motor, Chinese: 风扇马达 (Fēngshàn mǎdá), Russian: Мотор вентилятора (Motor ventilyatora)) - Installed in the engine compartment.
Komatsu D85EX-15 Sprocket (English: Sprocket, Chinese: 驱动轮 (Qūdòng lún), Russian: Ведущая звездочка (Veduyshchaya zvezdochka)) - Part of the undercarriage, driving the track.
Caterpillar 336GC Idler (English: Idler, Chinese: 引导轮 (Yǐndǎo lún), Russian: Направляющее колесо (Napravlyayushcheye koleso)) - Located at the front of the undercarriage.
Komatsu WA470-8 Bucket Cylinder (English: Bucket Cylinder, Chinese: 铲斗油缸 (Chǎndǒu yóugāng), Russian: Ковшовый цилиндр (Kovshovyy tsilindr)) - Used to control the movement of the bucket.
Caterpillar 980K Boom Cylinder (English: Boom Cylinder, Chinese: 动臂油缸 (Dòngbì yóugāng), Russian: Цилиндр стрелы (Tsilindr strely)) - Lifts and lowers the boom.
Komatsu PC300-7 Hydraulic Pump (English: Hydraulic Pump, Chinese: 液压泵 (Yèyā bèng), Russian: Гидравлический насос (Gidravlicheskiy nasos)) - The core of the hydraulic system.
Caterpillar D10T Ripper Tooth (English: Ripper Tooth, Chinese: 松土器齿 (Sōngtǔ qì chǐ), Russian: Зуб рыхлителя (Zub rykhlitelya)) - Used for breaking up hard ground.
Komatsu GD655-6 Blade Cutting Edge (English: Blade Cutting Edge, Chinese: 刮刀刀片 (Guādāo dāopiàn), Russian: Режущая кромка отвала (Rezhushchaya kromka otvala)) - Attached to the grader blade.
Caterpillar 740B Transmission Filter (English: Transmission Filter, Chinese: 变速箱滤芯 (Biànsùxiāng lǜxīn), Russian: Фильтр трансмиссии (Fil'tr transmissii)) - Filters the oil in the transmission system.