Caterpillar CAT Excavator Parts - March 9, 2025

Your Source for High-Quality Caterpillar (CAT) Excavator Components

Premium Caterpillar (CAT) Excavator Parts for Optimal Performance

For maintaining the robust performance of your Caterpillar (CAT) excavators, choosing the right parts is crucial. Growshine International (格莳国际) is your trusted partner in providing a comprehensive range of high-quality replacement parts for Caterpillar (CAT) excavators. We specialize in delivering parts that meet or exceed OEM standards, ensuring your machinery operates at peak efficiency and minimizes downtime.

Explore Our Extensive Caterpillar (CAT) Parts Catalog

Engine Parts

• 6 Pcs Piston Skirt 132-6663 for Caterpillar CAT Engine 3406, 3456, C-12, C-15, C-16 Excavator 320, 375, 320B, 325B, 375, 385B, 5080, 5090B, 6040, 6060

• Crown - Piston 238-2701 for Caterpillar CAT Excavator 330D LN Engine C-9, C9 in USA

• Valve - Exhaust 1883122 for Caterpillar CAT Excavator 330C, 330C MH, 330C L Engine C9 in USA

• Set of 12 Valve Intake for Caterpillar CAT Engine G3606, G3606B, G3608, G3612, G3616 Excavator 375, 375 L in USA

• Muffler Silencer 310-9547 239-6659 for Caterpillar CAT Engine C4.2 Excavator 311DLRR, 312D, 312DL, 314DCR, 314DLCR, E312D

• Set of 6 Valve-Intake 1632442 for Caterpillar CAT Engine C-9, C9 Excavator 330C, 330C FM, 330C L, 330C MH in USA

• 2 Pcs Valve-Intake 7W-8064 for Caterpillar CAT Excavator 205B, 214B, 320 L, E120B, E200B Engine 3114, 3116 in USA

• 1 Set Skirt-Piston 2382710 for Caterpillar CAT Excavator 345B, 345B II, 345B II MH, 345B L, W345B II Engine C-10 in USA

• 1 Set Mono Steel Piston 388-9354 for Caterpillar CAT Engine C15 Excavator 374F L in USA

• Shut Down Solenoid 6N-9987 for Caterpillar CAT Excavator 225, 225D, 229, 231D Engine 3208

• 3406 3406B Engine Complete Cylinder Head with valves for Caterpillar CAT Grader 16G Excavator 245 Tractor 621, 621B, 623B, 627B, 824C Loader 980C, 983B

• 4 Pcs Cylinder Liner 1105800 for Caterpillar CAT Engine G3304, G3304B, G3306 Excavator 235B, 330

• Turbo S2ESL S2BS001 Turbocharger 4P-5523 for Caterpillar CAT Earth Moving 180K Excavator with 3116DIT Engine

• Turbo S4DS011 Turbocharger 7C-7598 for Caterpillar CAT Engine 3306, 3306B Excavator 330, 330L

• Water Separator 145-8862 for Caterpillar CAT Engine 3116, 3126E Excavator 311C, 312C, 312CL, 315C, 318C, 319C, 320BU, 320C, 320CL, 320D, 320DLRR, 321C, 323DL, 323DLN

• Water Temperature Sensor Switch 34390-02200 for Caterpillar CAT Engine 3066 Excavator 320C, E320C, E320CL

• Fuel Rail Pressure Sensor 349-1178 for Caterpillar CAT Excavator M313D, M315D, M315D 2, M316D, M317D 2 Engine C6.6, C4.4

• Common Rail Oil Pressure Sensor 320-3064 for Caterpillar CAT Excavator 349E L Engine C13

• Heavy Duty Pressure Sensor Switch 344-7390 for CAT Caterpillar Engine C6.6, C4.4, C3.4B, C9.3 Wheel Loader 988K, 990K

• Sensor 194-6722 for Caterpillar CAT Excavator 322C, 322C FM, 325C, 325C FM, 345B Engine C15, C11, 3176

• Piston Pin 8N1608 for Caterpillar CAT Excavator 245, 245B, 375, 375 L Engine 3406B, 3406C, 3408, 3412, 3412C, G3412C in USA

• Retainer Pin 220-9090 (5 Pieces) for Caterpillar CAT Engine 3046, 3126 Excavator 315C, 318C, 319D, 320C, 321D LRC, 322C, 323D, 324D, 325C, 329D, 330C, 335F, 336DL, 345C

• STD Piston Ring 4 Units 1 Set for Mitsubishi S4K, S4KT Engine Caterpillar CAT E120B, E312, E320

Undercarriage Parts

• Undercarriage Parts for Caterpillar CAT E70B Excavator

• Undercarriage Parts for Caterpillar CAT E330 Excavator

• Undercarriage Parts for Caterpillar CAT E200B Excavator

Cooling System Parts

• Water Tank Radiator for Caterpillar CAT Excavator E325B

• Radiator Core Assy 2459359 for Caterpillar CAT E330D

• Oil Cooler 141-5974 for Caterpillar CAT E325B Excavator

• Oil Cooler 0854974 for Caterpillar CAT E307 Excavator in USA

Exhaust System Parts

• Muffler Silencer for Caterpillar CAT Excavator E365

• Muffler Silencer for Caterpillar CAT Excavator E320DGC

• Muffler Silencer for Caterpillar CAT Excavator E320D2

Hydraulic System Parts

• Hydraulic Pump for Caterpillar CAT E330D, E336D, E345C Excavator

• Pilot Valve 123-2152 1232152 for Caterpillar Excavator CAT 311, 312, 320B, 322B LN, 325B L, 330B L

Cab and Filter Parts

• Rubber Cab Floor Mat Foot Gasket for Caterpillar CAT E320D Excavator

• Oil Filter 322-3154 for Caterpillar CAT Excavator 312E, 314E L, 316E L, 320D2, 320E, 324E, 329E Engine C4.4, C7.1, C6.6

Parts Glossary

Understanding the components of your Caterpillar (CAT) excavator is key to effective maintenance and repair. Here are some essential parts explained:

1. Piston Skirt (活塞裙) - Part of the piston that guides it within the cylinder. Located on the lower portion of the piston. Example: Piston Skirt 132-6663 for Caterpillar CAT 3406 Engine.

2. Piston Crown (活塞顶) - The top surface of the piston, which is exposed to the combustion chamber. Located at the very top of the piston. Example: Piston Crown 238-2701 for Caterpillar CAT C9 Engine.

3. Exhaust Valve (排气门) - A valve that controls the release of exhaust gases from the engine cylinder. Located in the cylinder head. Example: Exhaust Valve 1883122 for Caterpillar CAT C9 Engine.

4. Intake Valve (进气门) - A valve that controls the flow of air into the engine cylinder. Located in the cylinder head. Example: Valve Intake 1632442 for Caterpillar CAT C9 Engine.

5. Muffler Silencer (消音器) - A device to reduce the noise emitted by the engine's exhaust system. Located in the exhaust line. Example: Muffler Silencer 310-9547 for Caterpillar CAT C4.2 Engine.

6. Hydraulic Pump (液压泵) - Converts mechanical power into hydraulic power to operate the excavator's hydraulic system. Located in the hydraulic system, often engine-driven. Example: Hydraulic Pump for Caterpillar CAT E330D Excavator.

7. Radiator Core Assy (散热器芯) - The central heat exchanging component of the radiator. Located at the front of the engine bay. Example: Radiator Core Assy 2459359 for Caterpillar CAT E330D Excavator.

8. Oil Cooler (机油冷却器) - Cools the engine oil to maintain optimal operating temperature. Located near the engine, often in the cooling system. Example: Oil Cooler 141-5974 for Caterpillar CAT E325B Excavator.

9. Turbocharger (涡轮增压器) - Increases engine power by forcing more air into the combustion chamber. Located in the exhaust manifold/intake system. Example: Turbo S2ESL 4P-5523 for Caterpillar CAT 3116DIT Engine.

10. Oil Filter (机油滤清器) - Removes contaminants from engine oil, ensuring clean lubrication. Located in the engine lubrication system. Example: Oil Filter 322-3154 for Caterpillar CAT C4.4 Engine.

Common Knowledge about Machinery Parts

1. What are common signs of wear in excavator undercarriage parts? (挖掘机底盘件磨损的常见迹象是什么？)

   Uneven wear on tracks, reduced track tension, unusual noises during operation, and cracks or damage to rollers and idlers are typical signs indicating the need for undercarriage parts inspection and potential replacement. Regular inspection is crucial to prevent further damage and maintain excavator stability and mobility.

2. How often should I replace the oil filter in my heavy truck? (重卡机油滤清器应该多久更换一次？)

   Oil filter replacement frequency in heavy trucks depends on operating conditions and oil type. Generally, it's recommended to replace the oil filter every 25,000 to 50,000 miles or as indicated by the engine manufacturer's service manual. Regular changes ensure optimal engine lubrication and longevity.

3. Why is water separation important in agricultural machinery engines? (农机发动机中油水分离为什么重要？)

   Water in fuel can cause significant damage to agricultural machinery engines, leading to corrosion, fuel pump damage, and reduced engine performance. A water separator effectively removes water from the fuel, protecting sensitive engine components and ensuring reliable operation, especially in demanding agricultural environments.

Troubleshooting Tip: Hydraulic Pump Failure in Excavators

Symptom: Excavator arm is weak or unresponsive (挖掘机挖臂无力或无反应)

Detailed Issue: A common problem in excavators is a weakening or unresponsive arm, often pointing to hydraulic pump issues. This can manifest as slow movement, inability to lift heavy loads, or complete lack of hydraulic function in the arm.

Possible Causes:

• Low Hydraulic Fluid Level: Insufficient fluid can prevent the pump from building pressure. Check the hydraulic fluid reservoir and replenish if low.

• Clogged Hydraulic Filter: A blocked filter restricts fluid flow, reducing pump efficiency. Replace the hydraulic filter as per maintenance schedule.

• Hydraulic Pump Wear or Damage: Internal wear, cavitation damage, or component failure within the pump itself can lead to reduced pressure output. Pump may require repair or replacement.

• Internal Leakage: Leaks within the hydraulic pump or associated valves can cause pressure loss. Inspect for leaks and repair or replace seals and components as needed.

Solution:

1. Initial Checks: Verify hydraulic fluid level and check for external leaks in lines and cylinders.

2. Filter Replacement: Replace the hydraulic filter. Start the excavator and test arm function.

3. Pressure Testing: Use hydraulic pressure gauges to test the pump's output pressure against manufacturer specifications. Low pressure indicates pump issue.

4. Pump Inspection/Repair/Replace: If pressure is low, remove and inspect the hydraulic pump for wear or damage. Depending on the severity, repair or replace the pump. For example, consider replacing with a Hydraulic Pump for Caterpillar CAT E330D.

5. System Bleeding: After repairs or replacements, bleed the hydraulic system to remove air and ensure proper function.

Preventive Maintenance: Regular hydraulic fluid and filter changes, system inspections for leaks, and monitoring hydraulic performance are key to preventing hydraulic pump failures and ensuring reliable excavator operation.

Growshine International (格莳国际) - Your Partner in Machinery Parts

Growshine International (格莳国际) is a leading import and export trading company specializing in a wide range of machinery parts. Our main products include:

• Engineering Machinery Parts (工程机械配件)

• Heavy Truck Parts (重卡配件)

• Agricultural Machinery Parts (农机配件)

• Auto Parts (汽车配件)

We are committed to providing our customers with high-quality parts and exceptional service. Contact us today for all your machinery part needs!

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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