Top-Quality Caterpillar CAT Excavator Parts and Seal Kits Available Now - March 14, 2025

Looking for reliable and durable parts for your Caterpillar CAT excavators? Growshine International is your premier source for a comprehensive range of engineering machinery accessories, heavy truck accessories, agricultural machinery accessories, and auto parts. We specialize in the import and export of high-quality components to keep your machinery running smoothly. Explore our extensive inventory of genuine and aftermarket CAT parts designed for optimal performance and longevity.

Featured Caterpillar CAT Parts and Seal Kits

Bucket Cylinder Seal Kit

Ensure the efficient operation of your excavator's bucket with our high-quality bucket cylinder seal kits:

• 461-0680 & 461-0681 for Caterpillar CAT Engine C2.4 Excavator 305.5E2

• 170-9827 for Caterpillar CAT Excavator 315B L 317B LN

• 216-8100 for Caterpillar CAT Mini Excavator 304

• 1799638 for Caterpillar CAT Excavator 315B 315C 315D L

• 481-2717 for Caterpillar CAT Engine C2.4 Excavator 305E2CR

• 156-0627 for Caterpillar CAT Engine 3196 3406 3406B 3456 Excavator 375 365B 5080

• 7Y-5145 for Caterpillar CAT Engine 3306 Excavator 320N 325 330 350 5080

• 236-6389 for Caterpillar CAT Engine 3066 3126 C-9 Excavator 318C 319C 322C 325C 330C

• 170-9941 for Caterpillar CAT Engine 3066 3126 3054T C-7 Excavator 311C 312C 314C 320D 324D 325D

• 394-4852 for Caterpillar CAT Excavator 305E

• 425-3460 & 425-3459 for Caterpillar CAT Engine C2.4 Excavator 305.5E

Fan Belt

Keep your engine cool with our durable fan belt:

• 423-1361 for Caterpillar CAT Engine C7.1 Excavator 320D2 324E 326D2 329D2 329E 330D2

Boom Cylinder Seal Kit

Maintain the power and efficiency of your boom with our reliable seal kits:

• 1195435 for Caterpillar CAT Excavator 311B 312B 312B L 312C L

• 247-8878 for Caterpillar CAT Engine C7 3066 C6.4 Excavator 320D 323D 324D

• 456-0202 for Caterpillar CAT Engine C4.4 Excavator 323FLN

Hydraulic Pump

Ensure optimal hydraulic performance with our high-quality hydraulic pumps:

• 551-1122 for Caterpillar CAT Engine C7.1 Excavator 330 330GC

• 550-4341 for Caterpillar CAT Excavator 336 340 345GC

• 567-9722 & 531-9885 for Caterpillar CAT Engine C4.4 Excavator 320 320GC

• 524-0924 for Caterpillar CAT Engine C9.3B C13 Excavator 340 349 352 336 Material Handler MH3260

Bucket Tooth Tool Pin Device

Secure your bucket teeth with our durable tool pin device:

• 14mm Exchange Bucket Tooth Tool Pin device for All Excavators Backhoes John Deere Bobcat Komatsu Caterpillar CAT Volvo Kubota Doosan CASE Kato Hitachi

Main Hydraulic Pump

Power your excavator's hydraulic system with our robust main hydraulic pump:

• 369-9655 for Caterpillar CAT Excavator 374F 374FL 390F 390FL

Camshaft Lifter

Ensure proper valve operation with our reliable camshaft lifter:

• 346-7515 for Caterpillar CAT Engine 3508 3512 3516 Excavator 5130 5230 Tractor D11N D11R 776C

Solenoid Valve

Control hydraulic flow precisely with our high-quality solenoid valve:

• 171-3685 for Caterpillar Cat Engine C15 C18 C9 Excavator 320C 322C 385C Motor Grader 143H 163H

Inertial Sensor

Monitor your machine's stability with our accurate inertial sensor:

• 563-0598 for Caterpillar CAT Excavator 340 349 336GC 313GC 350 320 320DL 326 325 323 315GC 330 Loader 982 980 972 962

Breather Pipe

Maintain proper ventilation with our durable breather pipe:

• 287-8573 for Caterpillar CAT Engine C3.3 C4.4 Loader 414E 416D 416E 420D Excavator 315C M313C M315C

Push Rods

Ensure proper valve train operation with our reliable push rods:

• 8 Pieces Push Rods 387-9831 for Caterpillar CAT Engine C3.3B Loader 236D 242D 246D 259D 262D 277D 279D 287D 906H2

Harness Assembly

Ensure reliable electrical connections with our complete harness assembly:

• 385-5997 for Caterpillar CAT Engine C7.1 Excavator 320D 323D2 236D2 330D2 Tractor D6K2 D5R2-XL D6K D6N

Hydraulic Fan Pump

Power your cooling fan efficiently with our hydraulic fan pump:

• 201-3786 for Caterpillar CAT Engine C-9 Excavator 330C 330CL 330CLN

Turbocharger

Boost your engine's performance with our high-quality turbocharger:

• Turbo GT2560S Turbocharger 4820234 833908-5007S for Caterpillar CAT Engine C4.4 Excavator 320GC Compactor CW34

Circuit Breaker Assembly

Protect your electrical system with our reliable circuit breaker assembly:

• 9S-0174 for Caterpillar CAT 910E 910G 914G 225 312 320B 325 330 301.5 303.5 307 772 777

Stick Cylinder Seal Kit

Maintain the precision of your stick movement with our durable seal kits:

• 350-0975 for Caterpillar CAT Engine C7 C7.1 Excavator 325D 320D 320E 329D 329E

• 419-0070 for Caterpillar CAT Engine C9 Excavator 330D 336D 340DL 336DL 330DL

Track Link Assembly

Ensure smooth and reliable movement with our robust track link assembly:

• 422-5505 for Caterpillar CAT Engine C4.4 C6.6 3054C Excavator 320D3 320GC 320 320E 320D2GC

Oil Pan Gasket

Prevent leaks and maintain oil pressure with our high-quality oil pan gasket:

• Oil Pan Gasket T407678 for Perkins Engine 1106A Caterpillar CAT C6.6 C7.1 Excavator 323D2

Temperature Sensor

Accurately monitor engine temperature with our reliable sensor:

• 416-2211 for Caterpillar CAT C7.1 Engine 323F 326F 330GD 330F 335F 120 24M 814K 525D 535D 545D

Valve Cover Gasket

Seal your valve cover effectively with our durable gasket:

• Valve Cover Gasket 133-1247 for Caterpillar CAT Engine 3306 3406 1673C Compactor 816F 815B Excavator 235B 235C 235D 330

Ignition Switch with Keys

Ensure secure and reliable starting with our ignition switch and key set:

• Ignition Switch with 2 Keys 255-2752 for Caterpillar CAT Excavator 312 320 336 Truck 725C 730C 740B Loader 930K 938K

Pilot Valve Assembly

Control your hydraulic system with precision using our pilot valve assembly:

• 110-5620 for Caterpillar CAT Excavator 311 312 315L 320 322L 325L 330L

Water Collection Bowl

Protect your fuel system from water contamination with our collection bowl:

• Water Collection Bowl 87801005 112-9401 for Caterpillar CAT 3013 3034 C2.2 Excavator 301.8 302CR Loader 226 248 539 Compactor CS-583D

Roller Bearing

Ensure smooth rotation and reduce friction with our high-quality roller bearing:

• 099-0279 for Caterpillar CAT Engine 3114 Excavator E120B E110B

Hydraulic Piston Pump

Provide powerful hydraulic force with our reliable piston pump:

• Hydraulic Piston Pump 150-5764 147-5804 155-9248 for Caterpillar CAT Excavator 345B 345BL

Magnetic Switch

Control electrical circuits effectively with our magnetic switch:

• Magnetic Switch 3E-7277 for Caterpillar CAT 3306 3406 3408 3054 C13 3512 3114 3116 Engine

Shaft Pinion

Transmit power efficiently with our durable shaft pinion:

• 099-0231 for Caterpillar CAT Engine 3114 Excavator E120B E110B

• 148-4636 for Caterpillar Engine 3066 C6 C6.4 Excavator 318C 319C 320C 320D L 321C 323D

Joystick Control

Experience precise control of your excavator with our ergonomic joystick control:

• Joystick Control 270-5951 & 270-5952 for Caterpillar CAT Excavator 320D 321D 323D 324D 325D 330D 345C 345D

Hydraulic Suction Return Filter Element

Keep your hydraulic fluid clean with our high-performance filter element:

• Hydraulic Suction Return Filter Element 519-9926 for Caterpillar CAT Excavator 307.5 308.5 308CR 309CR 310FB

Camshaft

Ensure proper engine timing with our precision-engineered camshaft:

• 347-1134 for Caterpillar CAT Engine C6.6 Excavator 320D 323D L E320D E323D

• 375-2013 for Caterpillar CAT Engine C7.1 Excavator 323 320 323D2L 326D2L 330GC

Aftercooler

Improve engine efficiency with our reliable aftercooler:

• 508-6292 for Caterpillar CAT Excavator 320 323 326 Forestry Machine 538

Fuel Injection Pump

Deliver fuel accurately with our high-performance fuel injection pump:

• 375-5244 for Caterpillar CAT C9.3 Engine 336E 568 627H 966K 972K D6T D7E 2864C 586C 12M 140M 160M

• 216-9824 for Caterpillar CAT Engine 3056E 3056 Excavator M316C M318C M322C Loader 924G 924GZ 930G

Relief Valve

Protect your hydraulic system from overpressure with our reliable relief valve:

• 177-2708 for Caterpillar CAT Excavator 330C 345B W345B

• 244-9547 for Caterpillar CAT Engine 3066 3126B C-9 Excavator 320C 322C 325C 330C

• 255-5662 for Caterpillar CAT Engine 3066 C6 C7 C9 Excavator 320D 323D 324D 325D 329D 330D 336D

Camshaft Gear

Ensure synchronized engine operation with our precision camshaft gear:

• 224-3247 for Caterpillar CAT Engine C7 C9 Excavator M325D 324D Motor Grader 160M 14L 120K

Gear Sun

Facilitate power transmission within your machinery with our durable sun gear:

• 191-2624 for Caterpillar CAT Excavator 312C 312C L 314C

• 099-6554 for Mitsubishi Engine 4D32 Caterpillar CAT Excavator E70B

• 333-2990 for Caterpillar CAT Engine C7.1 Excavator 323 E323 320D2

Pressure Switch

Monitor and control pressure within your systems with our reliable pressure switch:

• 459-2593 for Caterpillar CAT Engine C11 3456 C18 C9 C9.3 C15 Loader 966H 988G 988H 992G 992K

ECU Engine Control Unit

Manage your engine's performance with our advanced ECU:

• ECU Engine Control Unit 582-6896 for Caterpillar CAT Engine C6.6 Excavator 320D 320DGC 320DL 323DL

Complete Cylinder Head

Ensure optimal combustion and engine performance with our complete cylinder head:

• Complete Cylinder Head 319-7268 for Caterpillar CAT Engine C1.1 3011C C2.2

Oil Pressure Switch

Monitor your engine's oil pressure with our reliable switch:

• Oil Pressure Switch 175-3244 for Caterpillar CAT Engine 3114 3116 3306 3456 C11 C15 C18 C9 Loader 924F 938G 950G 962H 966H 980G 993K

• Oil Pressure Switch 174-4312 Caterpillar CAT Engine 3116 3306 3406 3408 3412 C15 C18 C9 Loader 924G 928G 950G 966H 990 992D 994F

Oil Pump

Ensure proper lubrication with our high-quality oil pump:

• Oil Pump 7W-0053 for Caterpillar CAT Engine 3508 3512 Truck 776B 776C 776D 777 777C 777D

Coolant Flow Switch

Monitor coolant flow to prevent overheating with our reliable switch:

• Coolant Flow Switch 171-8708 for Caterpillar CAT Engine 3516B 3508 3516 3524 C18 C32 Tractor 631E 637E 784C Excavator 5130B

Oil Cooler Core Assembly

Maintain optimal oil temperature with our efficient oil cooler core assembly:

• 418-7961 for Caterpillar CAT Engine C4.4 Excavator 316EL 316FL 318EL 318FL

Disc Plate

Ensure proper braking and clutch function with our durable disc plate:

• Disc Plate 8U-5988 for Caterpillar CAT Excavator 206B 212B M313C M315D M316C M318C M330D

Travel Motor Planet Gear

Facilitate smooth travel with our durable travel motor planet gear:

• 096-4320 for Caterpillar CAT Engine 3116 Excavator E200B EL200B

Intercooler Hose

Ensure efficient airflow to your engine with our high-quality intercooler hose:

• Intercooler Hose 265-3662 2653662 for Caterpillar CAT Excavator 311D LRR 312D 312D L 313D

Fuel Filter Base Assembly

Ensure clean fuel supply with our reliable fuel filter base assembly:

• 177-9778 for Caterpillar CAT Engine 3304B 3306B C11 Excavator 312D 315C 320D 322C

Planetary Gear

Enable efficient power transmission with our durable planetary gear:

• 7Y-1431 for Caterpillar CAT Engine 3046 3066 3116 3126 C4.2 C6 C6.4 318B 319C 319D 320B 320C 320D 321C 323D

Hydraulic Axial Piston Motor

Convert hydraulic power into mechanical motion with our high-performance motor:

• Hydraulic Axial Piston Motor 311-9550 for Caterpillar CAT Engine C15 C-15 Excavator 374DL 365CL

A/C Expansion Valve

Ensure comfortable cabin temperatures with our reliable A/C expansion valve:

• A/C Expansion Valve 245-7837 for Caterpillar CAT Engine C13 C18 C4 C6 C7 C9 Excavator 307D 320D 323D 325D 330D 345C

Coolant Tank

Maintain proper coolant levels with our durable coolant tank:

• 502-4178 for Caterpillar CAT Engine C9.3B C7.1 C9.3 C13 Excavator 336 340 349 352

Foot Pedal Valve

Control hydraulic functions with our responsive foot pedal valve:

• 561-7001 for Caterpillar CAT Engine C9.3B C7.1 C4.4 C1.1 C2.4 C3.3B Excavator 310 320 323 330 352 349

Temperature Sensor

Monitor critical temperatures with our accurate temperature sensor:

• 373-5283 for Caterpillar CAT C9.3 C13 C15 Engine 390FL 824K 825K 836K 966M 972M 982M 12M 140 745

Water Tank

Store coolant efficiently with our durable water tank:

• 245-9205 for Caterpillar CAT Engine C7.1 3066 3126 C-7 Excavator 312C 312D 315C 320C 320D 321C 324DL 325C

• Water Tank Radiator 185-8987 for Mitsubishi Engine 4M40 Caterpillar CAT Excavator 307B E307B

Top Roller

Support the track and ensure smooth movement with our high-quality top roller:

• 422-0838 for Caterpillar CAT Engine C2.4 Excavator 305E2CR 305.5E2CR 305.5E2 305E2

Final Drive Motor

Provide the necessary torque for movement with our reliable final drive motor:

• 210-3529 for Caterpillar CAT Excavator 311C 315C 315D 318D

Hydraulic Arm Cylinder Seal Kit

Maintain the power and precision of your arm movements with our durable seal kit:

• Hydraulic Arm Cylinder Seal Kit 165-9416 for Caterpillar CAT Engine 3176C Excavator 345B 345BL

Idler Pulley

Maintain proper belt tension with our durable idler pulley:

• Idler Pulley 1154204 for Caterpillar CAT Loader 446B 446D Excavator 320B 322B L M318

Glossary of Engineering Machinery Parts

• Bucket Cylinder Seal Kit (铲斗油缸密封套件): A set of seals used to prevent hydraulic fluid leakage in the bucket cylinder of an excavator. It ensures the efficient operation of the bucket. Example: Caterpillar CAT 320D Excavator, Bucket Cylinder Seal Kit, Part Number: 461-0680.

• Fan Belt (风扇皮带): A belt that connects the engine crankshaft to the cooling fan, allowing the fan to rotate and cool the engine. Example: Caterpillar CAT 320D2 Excavator, Fan Belt, Part Number: 423-1361.

• Hydraulic Pump (液压泵): A mechanical device that converts mechanical power into hydraulic power, used to operate various hydraulic systems in an excavator. Example: Caterpillar CAT 330GC Excavator, Hydraulic Pump, Part Number: 551-1122.

• Boom Cylinder Seal Kit (动臂油缸密封套件): A set of seals used to prevent hydraulic fluid leakage in the boom cylinder of an excavator, enabling the lifting and lowering of the boom. Example: Caterpillar CAT 311B Excavator, Boom Cylinder Seal Kit, Part Number: 1195435.

• Camshaft Lifter (凸轮轴挺杆): A component in the engine that transmits the motion of the camshaft lobes to the pushrods or valves. Example: Caterpillar CAT 3508 Engine, Camshaft Lifter, Part Number: 346-7515.

• Solenoid Valve (电磁阀): An electrically controlled valve used to control the flow of hydraulic fluid in various systems. Example: Caterpillar CAT 320C Excavator, Solenoid Valve, Part Number: 171-3685.

• Inertial Sensor (惯性传感器): A device that detects changes in motion and orientation, often used for machine stability control. Example: Caterpillar CAT 340 Excavator, Inertial Sensor, Part Number: 563-0598.

• Track Link Assembly (履带链节总成): A series of interconnected links that form the continuous track of an excavator, enabling movement. Example: Caterpillar CAT 320D3 Excavator, Track Link Assembly, Part Number: 422-5505.

• Temperature Sensor (温度传感器): A device used to measure the temperature of various components, such as the engine coolant or hydraulic fluid. Example: Caterpillar CAT 323F Excavator, Temperature Sensor, Part Number: 416-2211.

• Ignition Switch (点火开关): An electrical switch that controls the power supply to the engine's ignition system. Example: Caterpillar CAT 320 Excavator, Ignition Switch, Part Number: 255-2752.

Helpful Tips for Maintaining Your Machinery

• Regular Inspection: Always perform regular visual inspections of your machinery for any signs of leaks, damage, or wear. Early detection can prevent more significant issues.

• Use Genuine Parts: When replacing parts, opt for genuine or high-quality aftermarket parts to ensure compatibility and longevity of your equipment.

• Follow Maintenance Schedules: Adhere to the manufacturer's recommended maintenance schedules for oil changes, filter replacements, and other essential services.

Growshine International - Your Trusted Partner

At Growshine International, we are committed to providing our customers with top-quality engineering machinery accessories, heavy truck accessories, agricultural machinery accessories, and auto parts. As a leading import and export company, we ensure that you receive reliable and cost-effective solutions for your equipment needs. Contact us today to learn more about our extensive product range and how we can support your business.

Common Issue and Solution: Hydraulic Leak in Excavator Arm Cylinder

Problem: A common issue in excavators is a hydraulic leak in one of the arm cylinders. This can result in reduced lifting power, slower operation, and potential damage to the hydraulic system.

Possible Causes:

• Damaged or worn cylinder seals.

• Scratches or damage to the cylinder rod.

• Loose hydraulic fittings.

• Cracked or damaged hydraulic hoses.

Troubleshooting and Solution:

1. Visual Inspection: Carefully inspect the arm cylinder, hoses, and fittings for any visible signs of leaks or damage.

2. Check Hydraulic Fluid Level: Low hydraulic fluid level can indicate a leak. Refill as necessary and monitor for further drops.

3. Identify the Source: If a leak is found, try to pinpoint the exact source. Pay close attention to the cylinder seals and hose connections.

4. Replace Damaged Seals: If the leak is coming from the cylinder seals, the cylinder will need to be disassembled, and the worn or damaged seals replaced with a new Hydraulic Arm Cylinder Seal Kit (e.g., 165-9416 for Caterpillar CAT 345B).

5. Repair or Replace Damaged Components: If the cylinder rod is scratched, it may need to be repaired or replaced. Damaged hoses or loose fittings should also be repaired or replaced immediately.

6. Test the System: After making repairs, start the excavator and operate the arm cylinder to check for any remaining leaks.

Visit Our Websites for More Information:

www.ar-excel.comwww.ampleresiliencesoft.comwww.xinsheng2024.comwww.cgsc-equip.com

由广数供应链（CGSC）团队提供运营方案