Heavy Machinery Parts for Caterpillar and Komatsu - May 30, 2025
Welcome to Growshine International, your premier source for high-quality engineering machinery parts. We are a leading import and export trading company specializing in a wide range of components, including heavy truck parts, agricultural machinery parts, and auto parts. Explore our extensive inventory of both original and aftermarket parts for top brands like Caterpillar and Komatsu.
Our selection includes the CAT789D Trans Ar with part numbers 3510988 and 351-0988, a crucial component for Caterpillar heavy-duty mining trucks. The transmission in the CAT 789D helps transfer power from the engine to the wheels, enabling movement and operation.
We also offer the Gear Pump with part numbers 705-12-38011 and 705-12-38010, designed for Komatsu Wheel Loaders models WA450-2, WA500-1, and WA500-3. This gear pump is responsible for supplying hydraulic fluid to the loader's systems.
For Komatsu Wheel Loaders including models WA500-3, WD500-3, and WF550T-3, we stock the high-performance Hydraulic Pump with part number 705-52-30490. This pump powers the hydraulic functions of the wheel loader.
Find the reliable PUMP ASS'Y, LOADER (SAR4-160) with part numbers 705-22-44070 and 705-12-44040, specifically for Komatsu WA500-3 wheel loaders. This pump assembly ensures optimal loader operation.
We supply the robust HYDRAULIC PUMP with part number 705-22-40110, compatible with Komatsu models HM400-1 and WA500-1. This hydraulic pump is essential for the hydraulic systems of these Komatsu machines.
Our inventory also includes Komatsu bulldozer parts such as the D375A-5EOFAN PUMP with part numbers 708-1W-00920 and 708-1W-00922. The fan pump in the Komatsu D375A-5 bulldozer drives the cooling fan for the engine.
Ensure efficient fuel delivery with the CATD9G fuel injector featuring part numbers CAT7M-7431 and 7M7431, designed for Caterpillar D9G engines. The fuel injector delivers the precise amount of fuel into the engine's combustion chamber.
Keep your engine running smoothly with the CATD9 fuel pump with part numbers 2S-7264 and 2S7264, suitable for Caterpillar D9 bulldozers. The fuel pump supplies fuel from the tank to the engine.
For Caterpillar equipment, we offer the MOTOR AS-WINDOW WIPER with part number 3467441, compatible with CAT374D models. This motor powers the windshield wipers for clear visibility.
Control hydraulic functions with the VALVE GP-PILOT featuring part number 2063305 and 206-3305, a genuine Caterpillar part. The pilot valve helps regulate the flow of hydraulic fluid in various systems.
Enhance the traction of your Komatsu D375A-6 bulldozer with the TRACK SHOE ASSEMBLY with part number 195-32-04662. The track shoe assembly provides grip and mobility for the bulldozer.
For Komatsu D375A-6 Bulldozer parts, we have the DOZER BLADE LIFT CYLINDER with part number 707-03-00340. This cylinder is responsible for lifting and lowering the dozer blade.
Power your hydraulic systems with the MOTOR GP-PISTON with part number 2478978 and 247-8978, a reliable Caterpillar part. This piston motor converts hydraulic pressure into mechanical motion.
Ensure optimal engine cooling for your CAT 996H with the Core AS-Radiator featuring part number 3495931 and 349-5931, a high-quality Caterpillar part. The radiator core dissipates heat from the engine coolant.
We offer the CAT3412 water pump with part numbers 4N-5837 and 4N-7657, available in CAT aftermarket high quality. The water pump circulates coolant to maintain the engine's operating temperature.
Enhance the performance of your Caterpillar machinery with the High Quality 2297098 ADAPTER-TIP with part number 229-7098. This adapter tip is used in various applications.
Ensure precise fuel injection with the Caterpillar C9 Fuel Injection Pump featuring part numbers 384-0678, 476-8769, and 20R-1636. This pump delivers fuel to the engine's cylinders.
Boost engine efficiency with the Caterpillar parts turbocharger with part numbers 362-0846 and 3620846, designed for CAT C15 engines. The turbocharger increases the air intake for enhanced power.
Maintain optimal control over your machinery with the Caterpillar parts control unit featuring part numbers 366-8821 and 3668821. This control unit manages various machine functions.
We also stock the Caterpillar parts fuel pump with part numbers 3264635 and 326-4635, ensuring reliable fuel supply.
Keep your engine cool with the CAT3406 water pump with part number 352-0203, featuring a durable Caterpillar housing 136-1106.
For efficient bucket operation, we offer the 3852832 CYLINDER & LINES GP-BUCKET Caterpillar parts with part number 385-2832. This cylinder assembly controls the movement of the bucket.
We provide the 3EB-36-51180 CYLINDER ASS'Y, MASTER for FD30-16 KOMTSU forklifts parts. The part number is 3EB-36-51180. The master cylinder is a crucial component in the forklift's braking system.
Find the reliable CAT parts water pump with part numbers 3520205 and 352-0205, suitable for CAT Grader parts. This water pump is vital for the grader's cooling system.
Ensure optimal engine performance with the 6D140 engine Injector with part number 6261-11-3200, a Komatsu original part. This injector delivers fuel to the Komatsu 6D140 engine.
We stock koamtsu parts including the 705-51-30290 pump for D155AX-5 and D155A-3 models. This hydraulic pump powers various functions in these Komatsu dozers.
Start your Komatsu D155A-3 with our reliable starting motor with part number 600-813-9312. This motor ensures the engine starts efficiently.
Enhance the traction of your Komatsu excavator models PC1250-7, PC1250-8R, and PC1100-6 with the TRACK SHOE ASS'Y featuring part number 21N-32-02001 and 21N3202001.
We also offer the 21N-30-00150 TRACK ROLLER ASS'Y for the Komatsu PC1250 excavator, providing smooth and reliable movement. The part number is 21N-30-00150 and 21N3000150.
For Komatsu excavator parts for the PC 1250-8 Swing Machinery, we supply the assembly with part number 21N-26-00120 and 21N2600120. This machinery enables the excavator's rotational movement.
Ensure smooth swing motion for your PC1250-8 and PC1250SP-8 with the 706-7K-01230 Swing Motor, a Komatsu original part. The part number is 706-7K-01230 and 7067K01230.
Maintain the efficiency of your Komatsu wheel loader WA600-6 with the 426-13-05000 SERVICE KIT, TORQUE CONVERTER. The part number is 426-13-05000 and 4261305000.
For your Komatsu excavator PC750-7, we offer the 707-99-77300 Boom cylinder kit. The part number is 707-99-77300 and 7079977300. This kit is essential for maintaining the boom cylinder's performance.
Boost the hydraulic injection performance of your Caterpillar 325C with the 186-3410 PUMP GP-UNIT INJECTOR HYD. The part number is 186-3410 and 1863410.
Ensure the longevity of your Caterpillar 320 and 323 machinery with the KIT-SEAL 526-1958. The part number is 526-1958 and 5261958. This seal kit helps prevent leaks and maintain pressure.
Keep your Caterpillar 320 engine running reliably with our high-quality Alternator featuring part numbers 352-4700 and 3254700. The alternator charges the battery and powers the electrical system.
Part Explanations:
1. CAT789D Transmission Assembly (English): A component in Caterpillar 789D mining trucks that transfers power from the engine to the wheels. (Chinese: CAT789D变速箱总成 - 卡特彼勒789D矿用卡车的组件，用于将动力从发动机传递到车轮。 Russian: Трансмиссия CAT789D в сборе - Компонент карьерных самосвалов Caterpillar 789D, передающий мощность от двигателя к колесам.)
2. Komatsu WA450-2 Gear Pump (English): A pump used in Komatsu WA450-2 wheel loaders to supply hydraulic fluid for various operations. (Chinese: 小松WA450-2齿轮泵 - 用于小松WA450-2轮式装载机的泵，为各种操作提供液压油。 Russian: Шестеренный насос Komatsu WA450-2 - Насос, используемый в колесных погрузчиках Komatsu WA450-2 для подачи гидравлической жидкости для различных операций.)
3. Komatsu WA500-3 Hydraulic Pump (English): The hydraulic pump in a Komatsu WA500-3 wheel loader powers the machine's hydraulic systems. (Chinese: 小松WA500-3液压泵 - 小松WA500-3轮式装载机中的液压泵，为机器的液压系统提供动力。 Russian: Гидравлический насос Komatsu WA500-3 - Гидравлический насос в колесном погрузчике Komatsu WA500-3, обеспечивающий питание гидравлических систем машины.)
4. Komatsu D375A-5 Fan Pump (English): This pump in the Komatsu D375A-5 bulldozer drives the engine's cooling fan. (Chinese: 小松D375A-5风扇泵 - 小松D375A-5推土机中的这个泵驱动发动机的冷却风扇。 Russian: Вентиляторный насос Komatsu D375A-5 - Этот насос в бульдозере Komatsu D375A-5 приводит в действие вентилятор охлаждения двигателя.)
5. CAT D9G Fuel Injector (English): A component in the CAT D9G engine that delivers fuel into the combustion chamber. (Chinese: CAT D9G燃油喷射器 - CAT D9G发动机中的一个组件，用于将燃油输送到燃烧室。 Russian: Топливная форсунка CAT D9G - Компонент двигателя CAT D9G, который подает топливо в камеру сгорания.)
6. CAT D9 Fuel Pump (English): The pump responsible for supplying fuel to the engine of a CAT D9 bulldozer. (Chinese: CAT D9燃油泵 - 负责向CAT D9推土机发动机供应燃油的泵。 Russian: Топливный насос CAT D9 - Насос, отвечающий за подачу топлива в двигатель бульдозера CAT D9.)
7. CAT 374D Window Wiper Motor (English): The motor that powers the windshield wipers on a CAT 374D excavator. (Chinese: CAT 374D雨刮电机 - 为CAT 374D挖掘机上的挡风玻璃刮水器提供动力的电机。 Russian: Мотор стеклоочистителя CAT 374D - Мотор, который приводит в действие стеклоочистители на экскаваторе CAT 374D.)
8. Caterpillar 206-3305 Pilot Valve (English): A valve that controls the hydraulic pressure in various systems of Caterpillar machinery. (Chinese: 卡特彼勒206-3305先导阀 - 一种控制卡特彼勒机械各种系统中的液压压力的阀。 Russian: Пилотный клапан Caterpillar 206-3305 - Клапан, который контролирует гидравлическое давление в различных системах техники Caterpillar.)
9. Komatsu D375A-6 Track Shoe Assembly (English): Provides traction and mobility for the Komatsu D375A-6 bulldozer. (Chinese: 小松D375A-6履带板总成 - 为小松D375A-6推土机提供牵引力和移动能力。 Russian: Гусеничная лента Komatsu D375A-6 в сборе - Обеспечивает тягу и подвижность бульдозера Komatsu D375A-6.)
10. Caterpillar C9 Fuel Injection Pump (English): Delivers fuel under high pressure to the injectors in a Caterpillar C9 engine. (Chinese: 卡特彼勒C9燃油喷射泵 - 在高压下将燃油输送到卡特彼勒C9发动机的喷油器中。 Russian: Топливный насос Caterpillar C9 - Подает топливо под высоким давлением к форсункам двигателя Caterpillar C9.)
Common FAQs:
Q: What are some common problems with heavy equipment transmissions?
A: Common issues include unusual noises, slipping gears, delayed or harsh shifting, overheating, and fluid leaks.
Q: What are the main causes of hydraulic pump failure in excavators?
A: Common causes include contaminated hydraulic fluid, cavitation, aeration, excessive heat, and wear and tear.
Q: Why is regular maintenance important for construction machinery?
A: Regular maintenance ensures equipment longevity, improves safety, reduces downtime, enhances efficiency, and can increase resale value.
Troubleshooting Tip:
Problem: Caterpillar 345D Excavator - Slow Hydraulic Response
Solution: Check the hydraulic fluid level and condition. Low or contaminated fluid can cause slow response. Inspect the hydraulic filters for clogs and replace if necessary. Also, check for any leaks in the hydraulic lines and cylinders. If the issue persists, it could be a problem with the hydraulic pump or control valves, requiring further diagnosis by a qualified technician.
Growshine International - Your Trusted Partner
Growshine International is a professional import and export trading company specializing in engineering machinery parts, heavy truck parts, agricultural machinery parts, and auto parts. We are dedicated to providing our customers with high-quality products and excellent service. Our extensive range includes parts for Caterpillar, Komatsu, and other leading manufacturers. Whether you need transmissions, pumps, engines, or other components, Growshine is your reliable source.
We focus on building long-term relationships with our clients by offering competitive prices, timely delivery, and comprehensive support. Contact us today to learn how Growshine can meet your machinery part needs. We supply parts for various types of equipment, including excavators, bulldozers, wheel loaders, graders, and more.
Our main business includes:
- Import and export of engineering machinery parts
- Supply of heavy truck parts
- Distribution of agricultural machinery parts
- Trading of auto parts
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