Caterpillar CAT Engine Parts for Excavator:March 10, 2025 -Growshine International
Travel Gearbox with Motor
Travel Gearbox With Motor 191-2515 for
Caterpillar CAT Engine 3054T 3064 Excavator 312 312B 312C Travel Gearbox With Motor 277-6695 352-8147 for
Caterpillar CAT Engine C4.2 C4.4 Excavator 311 312D 312D2 312E 313D Travel Gearbox With Motor 283-3204 for
Caterpillar CAT Engine 3066 Excavator 318C 319C 319D 323DL Travel Gearbox With Motor 136-2909 for
Mitsubishi Engine 4M40 Caterpillar CAT Excavator 307 307B 307C
Sensors
Exhaust Gas Temperature Sensor 164-2441 for
Caterpillar CAT Engine 3508 3512 3516 5230 Excavator 5230 Truck 785B Temperature Sensor 341-4176 for
Caterpillar CAT Engine C13 C18 C15 Excavator 324E 329E 336E 349E Nitrogen Oxide Nox Sensor 441-5128 for
Caterpillar CAT Engine 3516E C18 Excavator 312F 316F 320 323 336 330 335F 336F 340 352 374F Coolant Flow Switch 171-8709 3E-6430 for
Caterpillar CAT Engine 3306 3508B 3516 3516B 3524B Truck 777 777B 793C 797B 973C Pressure Switch Sensor 202-9002 for
Caterpillar CAT Engine 3066 3126 C13 C18 C7 C9 Excavator 319D 320C 322C 323D 324D 325C 325D 330C 336D 345C 365B
Filters
Fuel Filter 196-8219 for
Caterpillar CAT Engine 3066 C6.4 Excavator 318C 319C 320C 320D 321C 323D Fuel Filter 541-6956 for
Caterpillar CAT Skid Steer Loader 232D3 226D 226D3 232D 236D 236D3 239D 239D3 242D Excavator 306 306.5 307.5 308 308.5 309 310 Fuel Filter Assembly 552-1669 for
Caterpillar CAT C9.3B C9.3 Excavator 336 340 345 Air Filter 428-7985 for
Caterpillar CAT Engine C3.4B Excavator 311FLRR 312FGC 313FLGC Air Filter 8U-2601 3I-0938 for
Caterpillar CAT Engine 3116 Excavator 224B 213B 214B 214BFT Air Filter 538-6396 for
Caterpillar CAT Engine C2.4 C3.3B Excavator 307.5 308.5 310 308CR 308SR 309CR Cabin Air Filter 485-5433 for
Caterpillar CAT Engine C18 C15 C13 Excavator 730 735 740 740EJ 745 Hydraulic Filter 099-4776 for
Caterpillar CAT Engine 3114 3064 Excavator E110B E120B 312-A 311-A Oil Filter 529-0121 for
Caterpillar CAT Excavator 305 306 305.5 306.5 Loader 953 Air Filter Element 326-4690 for
Caterpillar CAT Engine C13B C15 C18 Excavator 352F 349EL 352F Loader 980M 982M 980K Maintenance Filter Kit 3776969 1G7206 3635819 1449962 4152592 4152593 for
Caterpillar CAT 304E2CR 305E2 305.5E2CR Mini Excavator
Engine Components
Camshaft 363-3890 for
Caterpillar CAT Engine C4.4 Excavator 312E 321EL 314ECR 314F 318EL 320GC 320FL 325FL Connecting Rod 225-5441 for
Caterpillar CAT C3.3 C4.4 3054 3056 Engine 315C M313C M316C M322C 414E 422E 428D 924G Engine 3406 3406B 3406C 3406E Complete Cylinder Head with Valves 7W-2203 for
Caterpillar CAT 980C 980F 980G 621B 621E 621F 623B 623E 623F 627E 627F 814B D8N D8R Cylinder Head Assembly 335-6220 for
Caterpillar CAT C4.4 3508 3512 3516 SPF343C SR4 Engine 776D 777 784C 785 789 854G 992G 5130B D11N Single Upper Cylinder Head Gasket Kit 9X-8298 355-0769 for
Caterpillar CAT Engine 3508 3512 3516 Loader Excavator 5130 5230 22Pcs Cylinder Head Bolt 7W-2518 7W-2519 7W-2520 for
Caterpillar CAT Engine 3054 3056 3056E Excavator M315 213 214 224 307 312B 312C Overhaul Gasket Kit 310-9553 for
Caterpillar CAT Engine C6.4 3066 Excavator 320D 321D 323D Rear Oil Seal Housing 292-0886 for
Caterpillar CAT Engine C4.4 C6.6 C7 C7.1 Perkins 1104 1106 Loader 559C 579C 950M 962M Water Pump 380-1659 for
Caterpillar CAT Engine C3.4 C3.4B C4.4 C4.4B C6.6 C7.1 Excavator 320 330 312E 312F 313F 314E 314F 315F 316E 318E 320E 323E 326F 335F Water Pump 172-7765 for
Caterpillar CAT Engine 3306 3306B Water Pump 20R-0951 for
Caterpillar CAT C13 Engine 349E 352F 980M 621K 623K 627K 730C
Hydraulic and Transmission Parts
Swing Drive 378-9517 for
Caterpillar CAT Engine 3054C C4.4 C6.4 C6.6 C7.1 Excavator 320 323 320D 320E 320F 323D2 Bucket Cylinder Seal Kit 266-7892 for
Caterpillar CAT Engine 3066 C6 C6.4 C7 Excavator 320D 320DL 320DLRR 323DL Hydraulic Cylinder Seal Kit 4I-7664 for
Caterpillar CAT Engine 3116 Excavator 320B 322BL Hydraulic Cylinder Seal Kit 276-4172 for
Caterpillar CAT Engine 3054 3054B 3054C C4.4 Loader 416 420 430D 430E 430F 432 440 450 Expansion Valve 305-0402 for
Caterpillar CAT Engine C4.2 Excavator 314DCR 314DLCR 308D Coupling Assembly 154-5558 154-5559 for
Caterpillar CAT Engine 3054 C7 Excavator M318 M320 E330C E330B 330B 330C 325C 345B 15 Tooth 160H Coupling Assembly 287-0169 for
Caterpillar CAT Engine C9 C-9 Excavator 330D 336D M330D Rubber Drive Shaft Coupling 50AC-12T for
Caterpillar CAT Excavator E180B E200B EL200B Sumitomo SH200 Pilot Valve Joint Kit 208-5472 for
Caterpillar CAT Engine 3208 3304 Excavator 219 225 229 235 215B 219D Logger 227 Check Valve 8M-3368 for
Caterpillar CAT Engine 3116 3126 3306 C7 C9 Excavator 5130 5130B Tractor 772 776 768B 784C 623G 651B 633C 657B Common Rail Assembly 0445226129 0445226128 T410594 375-2649 for
Caterpillar CAT Engine C7.1 Excavator 323D2 L Wheel Loader 924K 930K 938K 950 GC Common Rail Assembly T406274 for
Perkins Engine 1206E Caterpillar CAT Excavator 320E 324E 329E 4/11R VE Fuel Injection Pump Head Rotor 146403-9720 for
Caterpillar CAT Excavator 307 High Pressure Fuel Pump 490-5709 499-4442 for
Caterpillar CAT Engine C9.3B C9.3 Excavator 340 336 345GC 4 Pcs Fuel Injector 141-6189 for
Caterpillar CAT Engine 3054 Excavator M312 M315 Asphalt Paver AP-650B BG-225C
Motors and Electrical Parts
Throttle Motor 151-9326 for
Caterpillar CAT Engine 3046 Excavator 315B 351BL 318B 318BN 318BLN Magnetic Switch Assembly 9X-8124 for
Caterpillar CAT Engine 3508 3512 3516 PM3412 PM3508 PM3512 PM3516 PP3516 Excavator 330 350 375 312C 318C 319C 320C Magnetic Switch Assembly 9X-8124 for
Caterpillar CAT Engine 3508 3512 3516 PM3412 PM3508 PM3512 PM3516 PP3516 Excavator 330 350 375 312C 318C 319C 320C 12V Magnetic Switch 3E-7278 for
Caterpillar CAT Engine 3046 3054 3116 C9 C7 Loader 420D 933 933C 939 939C 24V Starter Motor 432-1691 20R-4881 for
Caterpillar CAT Engine C4.4 Excavator 312E 312F 314E 315F 320GC 323F Compactor CS-64B CS-68B 24V Stop Shutoff Solenoid 139-39905 for
Caterpillar CAT Excavator E320B E320C Switch Assembly 213-0676 for
Caterpillar CAT Engine 3116 3176C 3196 Excavator 320B 322B 345B Control Unit Assembly 106-0167 4I-5383 for
Caterpillar CAT Engine 3064 Excavator 311 312 24V Time Relay Controller Control Unit 16A11-17001 for
Mitsubishi Caterpillar CAT Excavator E307B Alarm 213-9100 for
Caterpillar CAT Engine 3054 3116 3306 3508 3054C 3412E Excavator 320 323 336 340 Dozer 824K Loader 980M 982M
Turbochargers and Cooling System
Turbocharger 594-7756 for
Caterpillar CAT Excavator 350 Turbo GT22 Turbocharger 556-7921 827597-2008 for
Caterpillar CAT Engine C4.4 C3.4B C3.4 Tractor D3K2XL D3K2LGP D4K2XL D4K2LGP Fan 372-9368 for
Caterpillar CAT Engine C13 C7.1 C9.3 Excavator 324E 326F 329E 330F 336E 349E 568 Air Compressor Pressure Reducing Valve 124-5572 for
Caterpillar CAT Engine C7 C15 3126 3176 Excavator 5230B 5130 5230 5130B Loader 972G 994 966D
Undercarriage and Structure Parts
Track Roller 163-4145 for
Caterpillar CAT Excavator 322B 322C 324D 324E 326D Track Roller 124-7280 for
Caterpillar CAT Excavator 330C 330D 345B 345C 365C Sprocket 193-7091 for
Caterpillar CAT Engine C1.3 Excavator 303CR 303ECR Bearing 096-6263 for
Caterpillar CAT Excavator E110 E120B Tapered Roller Bearing Cone 7D-8349 for
Caterpillar CAT Engine C7 C9 C13 Loader 950F 950G 962G 962H Excavator 225 229 231D Motor Grader 120G 130G 140G Shaft 148-4634 094-1509 for
Caterpillar CAT Engine 3066 3116 3126 3306 3176C C13 Excavator 350 318C 319C 320B 320C 320D 321C 323D Lever Handle 2A-1736 for
Caterpillar CAT Engine 3116 3304 C15 C9 Tractor D10N D11N D4H D9E D7H D7R D8H D8K 800mm Length Wiper Blade 189-8610 for
Caterpillar CAT Excavator 307B 320C 322C 323D 324D 325C 325D 330C 330D 336D 336E 345C 349E 365C Hook 4I-4244 for
Caterpillar CAT Excavator 307 311B 320 325 330 330 345B
Other Parts
Engine Assembly for
Isuzu Engine 4JG1 Doosan Caterpillar Excavator
Glossary ofEngineering Machinery Parts
Camshaft (凸轮轴 - Tūlúnzhóu) Location: Engine cylinder head. Description: A rotating shaft with lobes ("cams") designed to open and close engine valves in precise sequence.
Example: Caterpillar CAT C4.4 Engine Camshaft 363-3890 .Part Number: 363-3890.Turbocharger (涡轮增压器 - Wōlún zēngyāqì) Location: Engine exhaust manifold. Description: A turbine-driven forced induction device that increases an engine's power output by forcing extra compressed air into the combustion chamber.
Example: Caterpillar CAT Excavator 350 Turbocharger 594-7756 .Part Number: 594-7756.Travel Gearbox (行走齿轮箱 - Xíngzǒu chǐlún xiāng) Location: Excavator undercarriage, connected to the track drive motor. Description: Reduces the speed and increases the torque from the hydraulic motor to drive the excavator tracks.
Example: Caterpillar CAT 312 Excavator Travel Gearbox 191-2515 .Part Number: 191-2515.Hydraulic Cylinder (液压缸 - Yèyā gāng) Location: Boom, arm, and bucket of the excavator. Description: Converts hydraulic pressure into linear motion and force, used for lifting, digging, and moving the excavator's attachments.
Example: Caterpillar CAT 320B Excavator Hydraulic Cylinder Seal Kit 4I-7664 .Part Number: 4I-7664.Fuel Injector (燃油喷油器 - Rányóu pēnyóuqì) Location: Engine cylinder head, near the intake valve. Description: Atomizes and injects fuel into the engine's combustion chamber at high pressure.
Example: Caterpillar CAT 3054 Engine Fuel Injector 141-6189 .Part Number: 141-6189.Track Roller (履带滚轮 - Lǚdài gǔnlún) Location: Excavator undercarriage, supporting the tracks. Description: Supports the weight of the excavator and allows the tracks to move smoothly.
Example: Caterpillar CAT 322B Excavator Track Roller 163-4145 .Part Number: 163-4145.Oil Filter (机油滤清器 - Jīyóu lǜqīngqì) Location: Engine block, part of the lubrication system. Description: Removes contaminants from engine oil, keeping it clean and ensuring proper engine lubrication.
Example: Caterpillar CAT 305 Excavator Oil Filter 529-0121 .Part Number: 529-0121.Coolant Flow Switch (冷却液流量开关 - Lěngquè yè liúliàng kāiguān) Location: Coolant line, part of the engine cooling system. Description: Detects the flow of coolant and can trigger alarms or engine shutdown if coolant flow is insufficient, preventing overheating.
Example: Caterpillar CAT 3508B Engine Coolant Flow Switch 171-8709 .Part Number: 171-8709.Sprocket (驱动链轮 - Qūdòng liànlún) Location: Excavator undercarriage, driving the tracks. Description: A toothed wheel that engages with the track chain to propel the excavator.
Example: Caterpillar CAT 303CR Excavator Sprocket 193-7091 .Part Number: 193-7091.Alarm (报警器 - Bàojǐng qì) Location: Typically in the cabin or engine compartment. Description: Provides audible and/or visual warnings for various machine malfunctions or critical conditions, enhancing safety and preventing damage.
Example: Caterpillar CAT 320 Excavator Alarm 213-9100 .Part Number: 213-9100.
Frequently Asked Questions aboutExcavator Parts
What are common signs of a failing
travel gearbox in an excavator?Common signs include reduced travel speed, inability to climb slopes, unusual noises from the drive motor area, and hydraulic oil leaks around the gearbox. If you notice these symptoms, inspect your
travel gearbox immediately to prevent further damage.How often should I replace
fuel filters on myCaterpillar excavator ?The replacement interval for
fuel filters depends on the operating conditions and fuel quality. Generally, it's recommended to replace them every 500 hours of operation or as indicated by your machine's maintenance schedule. Regular replacement ensures optimal engine performance and prevents fuel system contamination.What type of
hydraulic oil should I use in myCAT excavator ?Refer to your
Caterpillar excavator's operation and maintenance manual for the recommendedhydraulic oil type and viscosity. Using the correcthydraulic oil is crucial for the longevity and efficiency of your hydraulic system. Typically,Caterpillar recommends specificCAT DEO (Diesel Engine Oil) orCAT HYDO (Hydraulic Oil) series oils.
Troubleshooting Guide :Engine Overheating
Problem:
Your
Possible Causes:
Low coolant level
Faulty thermostat
Water pump failure
Radiator blockage (internal or external)
Leaking or damaged coolant hoses
Faulty
coolant flow switch or temperature sensor
Troubleshooting Steps:
Safely stop the engine: If overheating, stop operation immediately and allow the engine to cool down before attempting any repairs.
Check coolant level: Carefully check the coolant level in the radiator and expansion tank (if applicable).
Action: If low, add the correct type of coolant after the engine has cooled.Inspect for leaks: Check for visible coolant leaks around hoses, radiator,
water pump , and engine block.
Action: Repair or replace any leaking components.Examine radiator: Check the radiator fins for blockage by debris, dirt, or bent fins.
Action: Clean the radiator externally. If overheating persists, internal blockage or thermostat issues are likely and require professional inspection.Verify
coolant flow switch and temperature sensor: If accessible and you have the tools, you can test thecoolant flow switch for proper function. A faulty temperature sensor can also give false readings.
Action: Consider replacing thecoolant flow switch or temperature sensor if suspected to be faulty, or consult a technician.
Seek professional help: If the overheating issue continues after checking these basic steps, it's crucial to consult a qualified mechanic to diagnose and repair potential internal engine problems or
water pump failure.
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