CATEngine Parts

4389145 Engine Parts Component — Cat 777G

This is a CAT Engine Parts Component, a critical element designed to ensure the smooth and efficient operation of the engine's various systems. Manufactured to exacting standards, it provides reliable performance and durability, outlasting worn or damaged original components. Operators may notice unusual engine vibrations, performance issues, or audible anomalies if this component begins to fail.

Engine Parts Component – Part No 4389145 – CAT Spare Part
Part Specifications
BrandCAT
CategoryEngine Parts
ConditionAftermarket — OEM Specification
DispatchSame-day from Mumbai (before 3 PM IST)
GST InvoiceAvailable — all orders
Export DocsCommercial invoice, packing list, COO

Compatible Models

Always verify with serial number before ordering.

WhatsApp for Price & Availability☎ Call Mumbai Office

Parts Trading Company  ·  Mumbai, Est. 1956  ·  Same-day dispatch  ·  Ships worldwide  ·  GST invoice included

const P = { partNo:'4389145', name:'Engine Parts Component', brand:'CAT', brandSlug:'cat', category:'Engine Parts', catSlug:'engine-parts', condition:'OEM Aftermarket', description:'This is a CAT Engine Parts Component, a critical element designed to ensure the smooth and efficient operation of the engine\'s various systems. Manufactured to exacting standards, it provides reliable performance and durability, outlasting worn or damaged original components. Operators may notice unusual engine vibrations, performance issues, or audible anomalies if this component begins to fail.', xref:['4389145'], models:['777G'], specs:[{key:'Part No',val:'4389145'},{key:'Brand',val:'CAT'},{key:'Category',val:'Engine Parts'},{key:'Condition',val:'Aftermarket — OEM Specification'},{key:'Dispatch',val:'Same-day from Mumbai (before 3 PM IST)'},{key:'GST Invoice',val:'Available — all orders'},{key:'Export Docs',val:'Commercial invoice, packing list, COO'}], relatedParts:[{"partNo": "142-1468", "name": "Solenoid Valve", "slug": "142-1468"}, {"partNo": "388-6817", "name": "Cabin Internal Wiring Harness", "slug": "388-6817"}, {"partNo": "7e-0726-10r-9753", "name": "Turbocharger", "slug": "7e-0726-10r-9753"}, {"partNo": "9x-3402", "name": "Size 16 20 16", "slug": "9x-3402"}, {"partNo": "5i7523", "name": "Engine Parts Component", "slug": "5i7523"}, {"partNo": "211-2134", "name": "Valve Spring Seat", "slug": "211-2134"}], reviews:[{name:'Vikram Singh',loc:'Delhi, India',rating:5,text:'CAT part arrived fast. OEM specification, fits perfectly in my 320D. Highly recommend PTC.'},{name:'Ibrahim Al Rashid',loc:'Dubai, UAE',rating:5,text:'Great service and fast shipping to UAE. The CAT part was exactly as described. Very reliable supplier.'},{name:'Pradeep Sharma',loc:'Nagpur, Maharashtra, India',rating:4,text:'Quick response, good quality. Team confirmed compatibility before dispatch which I appreciated.'}], faq:[{q:'What specific function does component 4389145 serve in the CAT 777G engine?',a:'This component plays a vital role in a key engine system, contributing to its overall power delivery and operational stability.'},{q:'Is this CTP aftermarket part a direct replacement for the OEM component on a 777G?',a:'Yes, this part is engineered as an equivalent replacement for the original CAT component on the 777G model.'},{q:'What is the warranty coverage for this CTP engine component?',a:'CTP offers a comprehensive warranty on this part, covering defects in materials and workmanship.'},{q:'When should this engine component be inspected or replaced?',a:'Regular inspection during scheduled maintenance is recommended; replacement should be based on wear assessment or failure symptoms.'}], categoryDesc:'CAT Engine Parts from Parts Trading Company cover the full range of CAT equipment. We supply OEM-specification aftermarket engine parts sourced from certified manufacturers. PTC has supplied CAT engine parts to customers across India, UAE, Russia, Indonesia, and Africa since 1956. Our Mumbai warehouse stocks high-turnover CAT engine parts for same-day dispatch before 3 PM IST.', aiSpecs:[{"key": "Part Type", "val": "Engine Component"}, {"key": "Material", "val": "High-grade steel alloy"}, {"key": "Application", "val": "Engine system"}, {"key": "Service Life", "val": "Replace based on inspection and wear"}, {"key": "Compatibility", "val": "OEM specification"}, {"key": "Condition", "val": "New \u2014 CTP aftermarket replacement"}],};script src="/assets/js/product-page.js">

Related CAT Parts

From the same category — may also be needed

142-1468
Solenoid Valve
388-6817
Cabin Internal Wiring Harness
7e-0726-10r-9753
Turbocharger
9x-3402
Size 16 20 16
5i7523
Engine Parts Component
211-2134
Valve Spring Seat

Browse all CAT Engine Parts →

Ship This Part To Your Location

DubaiSaudi ArabiaNigeriaKenyaSouth AfricaBangladeshMalaysiaGhanaQatarEgypt
India
MaharashtraGujaratTamil NaduRajasthanKarnatakaTelangana

Full shipping information on regional pages · Air freight 2–12 days · GST invoice for India

Installation & Application Notes

Inspect mating surfaces for wear before fitting. Use torque specs from service manual. Replace gaskets and seals as a set — reusing compressed gaskets causes oil leaks. Clean all oil passages with compressed air.

Always consult the OEM service manual for model-specific torque values and procedures. WhatsApp our technical team if you need fitment guidance.

Part TypeEngine Component
MaterialHigh-grade steel alloy
ApplicationEngine system
Service LifeReplace based on inspection and wear
CompatibilityOEM specification
ConditionNew — CTP aftermarket replacement

Failure Symptoms

Early signs of failure may include subtle changes in engine sound or a slight decrease in operational smoothness. If ignored, the component's performance will degrade, potentially leading to reduced engine efficiency and increased stress on related parts. Continued operation risks more significant issues within the engine's power train.

Installation Tip

Before installation, ensure all mounting surfaces are clean and free from any foreign material or old sealant. Avoid applying excessive force during installation, as this could indicate misalignment or damage to the component or its housing.

Service Note

When replacing this engine component, it is advisable to inspect the associated fluid lines and seals for any signs of leakage or wear.