Product Details
Product Name: GT2556S Turbocharger
Main OEM Part Number: 431-4572 / 4314572
Fit Engine: CAT C7.1 6-cylinder Diesel Engine
Application Scenarios
- CAT 320GC / 326GC / 330GC medium hydraulic excavators
- CAT wheel loaders, motor graders equipped with C7.1 power unit
- Stationary industrial diesel generator sets with CAT C7.1 engine
Cross Reference Table
| OEM Part Number |
Turbo Spec |
Matching Equipment |
Interchangeable |
| 431-4572 |
GT2556S Pneumatic Wastegate |
CAT C7.1 Excavator |
Yes |
| 435-4501 |
GT2556S |
Different internal calibration, not fully interchangeable |
No |
| 2674A256 |
GT2556S |
Perkins C6.6 engine turbo |
No |
| 252-5165 |
B2G |
CAT C9 engine turbo |
No |
Core Product Highlights
- Twin split volute high-temperature cast iron turbine housing, optimized for continuous heavy-load construction site working conditions
- External diaphragm wastegate with black silicone control hose, automatically regulates boost pressure to avoid overboost
- Precision dynamically balanced rotor wheel, effectively reduces turbo lag and black exhaust smoke under full load
- Oil-cooled reinforced bearing cartridge, stable lubrication system, low risk of oil leakage and carbon deposition
- Double rectangular exhaust flange design, direct bolt-on installation without modifying original exhaust manifold
Shipping & Packaging
Each turbocharger is pre-filled with anti-rust lubricant, air inlet/outlet sealed by plastic dust caps, wrapped with shockproof foam and packed into thick export cartons. Reinforced wooden cases are available for bulk orders. Tracking number will be provided once dispatched, support SF Express / YTO / ZTO / EMS delivery.
Taxes
Import duties, consumption tax and customs clearance fees are not included in unit price and freight. Buyers shall bear all relevant customs charges in accordance with local import regulations.
Warranty
Standard 6-month warranty for all turbochargers. Damage caused by improper installation, engine overload, insufficient lubrication or improper engine oil is not covered under warranty.
Related Engine Parts Available
We supply a complete range of aftermarket engine spare parts covering Kubota, Cummi ns, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, Vol vo, Deutz, Doosan, Daewoo, John Dee re, Scania, Hyundai, JCB and more. Our product lineup includes turbochargers, overhaul gasket kits, pistons, water pumps, oil pumps, fuel injectors, crankshafts and other wear parts for excavators, trucks, tractors and generators.
FAQ (5 Selected Concise Versions)
Q1: What brands of engine spare parts do you supply?
A: We supply parts for mainstream machinery engine brands including Kubota, Cumm ins, CAT, Yanmar, Isuzu, Komatsu, Mitsubishi, Vol vo, Deutz, Doosan, Scania, Hyundai, JCB.
Q2: Can this turbocharger directly replace original OEM parts?
A: Yes, all parts follow OEM dimensional standards, pass strict factory dynamic balance testing for direct bolt-on installation.
Q3: What is your product warranty period?
A: Standard 6-month warranty. Damage from improper use or installation is excluded.
Q4: What domestic delivery methods do you support?
A: We support SF Express, YTO, ZTO and EMS with real-time tracking service.
Q5: How to confirm the compatible turbo for your machine?
A: Provide engine model, OEM part number or clear photos of old turbo for accurate matching.
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