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Part Number: |
732430-5003 |
Type: |
Turbocharger |
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Model: |
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Previous Version: |
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Engine Model: |
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Application: |
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Condition: |
Brand New |
Material: |
Alloy / K18 Steel |
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Fuel Type: |
Diesel |
Purpose: |
For replace/repair |
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Warranty: |
12 Months |
Standard: |
OEM Standard |
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Cooling: |
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Payment Terms: |
L/C, T/T, Western Union Paypal |
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Package: |
Neutral |
MOQ: |
1/pcs |
732430-5003 GTA5008BS Turbocharger Replacement for CAT Earth Moving
In the demanding world of earthmoving and heavy industrial construction, equipment downtime is not just an inconvenience; it is a direct hit to your bottom line. The turbocharger is the beating heart of your engine’s power delivery system, and when it fails, your machine loses its edge. The 732430-5003 GTA5008BS Turbocharger is engineered specifically to address these critical needs for Caterpillar C15-powered machinery. As a premium replacement unit, it bridges the gap between costly OEM-only repairs and unreliable aftermarket alternatives, providing a performance-matched solution that keeps your fleet running at peak efficiency.
Whether you are operating a Caterpillar RM-500 Road Reclaimer, a heavy-duty dozer, or an industrial generator set, maintaining the integrity of your air intake system is paramount. This GTA5008BS turbocharger is designed with proprietary materials and rigid manufacturing tolerances that ensure a perfect fit and superior balance. By optimizing exhaust gas flow and increasing air density, this replacement turbo restores lost torque, improves throttle response, and enhances overall fuel economy. For B2B buyers, fleet managers, and independent repair shops, sourcing a turbocharger that guarantees both immediate performance and long-term durability is essential. This product page serves as your comprehensive guide to the specifications, applications, and technical advantages of the 732430-5003 GTA5008BS turbocharger, ensuring you make an informed, high-value procurement decision.
732430-5003 Key Specifications
Precision is the foundation of turbocharger performance. The 732430-5003 GTA5008BS is manufactured to exacting standards to guarantee seamless integration with your Caterpillar C15 engine. Below are the critical technical specifications that define this replacement unit:
- Turbo Model: GTA5008 / GTA5008BS
- Core Part Number: 732430-5003S (Supersedes previous versions including 750058-5001S, 750058-0001, 750058-9001, 750058-1, 739558-0002, 739558-5002S, and 750525-0010)
- OEM Cross-Reference Numbers: 239-9988, 2399988, CH1-1946, CH11946, 284-2711, 2842711, 10R2301, 252-0633, 2520633, 274-6295, 2746295, 274-6296, 2746296
- CHRA (Center Housing Rotating Assembly): 712371-0204 (Compatible with 712371-5117S, 712371-0117, 712371-117, 255-5477, 2555477)
- Target Engine: Caterpillar C15 (ASW00001-UP and various industrial prefixes)
- Engine Displacement: 15.0L (15,000 ccm), 6-Cylinder
- Fuel Type: Diesel
- Max Power Output: 505 kW
- Max RPM: 1,500 RPM
- Max Torque: 3,207 Nm
- Turbine Wheel: 451938-0001
- Compressor Wheel: 704746-0009 (Compatible with 705319-0002)
- Bearing Housing: 706666-0004 (Oil Cooled)
- Back Plate: 706668-0019
- Heat Shield: 707843-0001
732430-5003 Application & Compatibility
The 732430-5003 GTA5008BS turbocharger is not a one-size-fits-all component; it is specifically calibrated for the Caterpillar C15 platform across a wide spectrum of heavy machinery. Ensuring compatibility is the first step toward a successful repair. This turbocharger is designed for the following applications:
Primary Engine Application:
- Caterpillar C15 Industrial Engine
- Caterpillar TH35-C15I Power Module
- Caterpillar TH35-E81 Power Module
Heavy Equipment & Earthmoving Machinery:
- Road Reclaimers: Caterpillar RM-500 (Serial Numbers: LHX1-UP, JRE1-UP, CYY00001-UP, C5H00001-UP, C5L00001-UP, C5E00001-UP, X4R00001-UP)
- Motor Graders: Compatible with C15-powered variants in the 120M, 140M, and 140K series
- Dozers: C15-equipped D6R, D6T, D7R, D8R, and D9 models
- Hydraulic Excavators: Large-frame excavators utilizing the C15 platform, including 330D, 336D, and 345D series
- Wheel Loaders: Heavy-duty loaders in the 950K, 966M, and 972M categories
Engine Prefix Compatibility:
This turbocharger supports a vast array of C15 engine serial prefixes, ensuring broad compatibility across different manufacturing years and regional specifications. Supported prefixes include: 05A, 19G, 47M, 53K, BZZ, DBB, DXB, MSE, DBC, DBD, DBZ, 24W, 25W, 26W, 27W, 71W, 6PR, 7KR, 86Z, 87Z, GER, W1B, W1C, W1E, W1F, JDK, JDY, JRE, MCW, ASW, 99Z, MGC, PBN, PDM, and TZM.
Always verify your equipment’s serial number and current turbo part number against the OEM cross-reference list before purchasing to guarantee a direct bolt-on replacement.
Technical Notes
Installing a turbocharger is a precision task. To ensure the longevity of your new 732430-5003 GTA5008BS turbocharger and prevent premature failure, adhere to the following technical guidelines:
- Pre-Installation Inspection: Before installing the new turbo, inspect the entire air intake and exhaust systems. Replace the air filter, inspect the intercooler/aftercooler for oil saturation or debris, and check all silicone hoses for cracks or leaks. A restricted air filter or leaking hose can cause immediate boost pressure issues.
- Oil System Priming: Turbocharger failure is most commonly caused by oil starvation. Before starting the engine post-installation, prime the oil feed line. Crank the engine without fuel (disable the fuel injectors) for 15-20 seconds to allow oil to reach the CHRA bearings. Repeat this process 2-3 times.
- Cleanliness is Critical: The GTA5008BS operates at extreme speeds and temperatures. Ensure all mating surfaces are impeccably clean. Use new OEM-spec gaskets and O-rings for the oil feed, oil return, and exhaust flanges. Never reuse old gaskets.
- Proper Break-In Procedure: After installation, allow the engine to idle for 3-5 minutes to establish proper oil pressure and circulation. Avoid heavy load operations for the first 30 minutes of operation.
- Cool-Down Protocol: Always allow the engine to idle for 2-3 minutes before shutting it down after heavy load operation. This prevents heat soak, which can coke the oil inside the turbo bearings and lead to catastrophic failure.
- Remanufactured vs. New: This model is designed for remanufacturability. If you are opting for a Reman core exchange, ensure your old core is not cracked, has no damaged compressor/turbine wheels, and includes all original housings to qualify for full core credit.
B2B Supply & Procurement
For fleet operators, heavy equipment dealers, and industrial maintenance contractors, sourcing turbochargers requires a reliable supply chain partner. We specialize in high-volume, B2B distribution of the 732430-5003 GTA5008BS turbocharger with the following advantages:
- Volume Pricing & Tiered Discounts: Competitive bulk pricing structures designed to maximize your profit margins on fleet overhauls and large-scale maintenance contracts.
- Core Exchange Programs: Streamlined Reman core return processes to reduce your upfront capital expenditure. We provide prepaid return labels and rapid core credit processing.
- Warranty Assurance: Backed by a comprehensive 12-month parts warranty. Unlike generic “will-fit” alternatives, our turbochargers come with dedicated dealer-level support, including resultant damage coverage in the event of a verified manufacturing defect.
- Global Logistics: Expedited shipping options with real-time tracking. We maintain strategic warehouse locations to ensure rapid deployment to job sites, minimizing equipment downtime.
- Technical Support: Direct access to our diesel engine specialists for fitment verification, troubleshooting, and installation guidance.
- Custom Fleet Agreements: Tailored supply contracts for ongoing maintenance needs, ensuring you always have critical C15 turbo inventory on hand when you need it.
Product FAQ
Q: Will the 732430-5003 GTA5008BS directly replace my current 750058-5001S turbo?
A: Yes. The 732430-5003S is the updated, superseded part number for the 750058-5001S. It is engineered as a direct bolt-on replacement for the Caterpillar C15 engine, utilizing the same mounting points, oil feed/return configurations, and exhaust flanges.
Q: What is the difference between the GTA5008 and GTA5008BS models?
A: The GTA5008BS is a specific variant of the GTA5008 family, typically featuring updated turbine nozzle rings that are more resistant to corrosive exhaust gases. This upgrade extends component life and maintains peak efficiency in harsh earthmoving environments. Both designations are compatible with the C15 platform.
Q: How do I know if my turbocharger needs to be replaced?
A: Common indicators of turbo failure include a significant loss of engine power, excessive black or blue smoke from the exhaust, a loud whining or siren noise from the turbo, high oil consumption, or illuminated engine warning codes related to boost pressure (e.g., low boost or overboost conditions).
Q: Can I install this turbocharger myself using a Self-Service Option?
A: While the physical installation is straightforward for experienced diesel technicians, turbo replacement requires precise torque specifications, proper oil priming, and post-installation diagnostics. We highly recommend utilizing certified service technicians or following official Caterpillar Self-Service Options (SSO) repair instructions to ensure warranty compliance and optimal performance.
Q: Does this turbocharger come with the heat shield and back plate?
A: Yes. The 732430-5003 GTA5008BS replacement unit is supplied as a complete assembly, including the turbine housing, compressor housing, CHRA, back plate (706668-0019), and heat shield (707843-0001), ensuring you have all necessary components for a complete repair.