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6743-81-8040 HX40W Turbocharger Replacement for Cummins 6C
Aftermarket 6743-81-8040 HX40W turbocharger for Cummins 6C/6CTAA engines. Reference application for Doosan, Komatsu, and Case IH. Verify engine and OEM references before ordering.
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
Show more cross references
3597311 3597312 3597808 3597809 3597810 3597811 3599601 4035653 4035653H 4037722 4038421 4038423 4038425 4038428 4039611 4089274 4090015 5358424 5455700 5460762 6743818040 857478-0025 857478-5025YSubtotal: CA$ 244
Standard shipping for one packed item (CAD)
| Canada | CA$ 399.20 |
|---|
Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .
Standard rates exclude duties, taxes and remote-area, residential or special-packaging charges. Sales confirms the total before payment.
Shipping zones and full policyThis aftermarket 6743-81-8040 HX40W turbocharger is a replacement unit for Cummins 6C and 6CTAA engines. It serves as a reference application for Doosan forklifts, Komatsu excavators, and Case IH loaders, with OEM reference numbers such as 3597311 and 4035653 available for fitment verification.
Key Specifications
- Part Number: 6743-81-8040
- Product Type: Turbocharger
- Turbo Model: HX40W
- Engine Application Clues: Cummins 6C, 6CTAA, QSC, SAA6D114E
- Packing Dimensions: 26 x 30 x 33 cm
- Gross Weight: 16 kg
- Image Availability: High-resolution studio photography showing front, top, and bottom views
- Representative OEM References: 3597311, 3597312, 4035653, 4035653H
These specifications help buyers verify the physical unit against their existing equipment. The visible silver compressor housing and dark grey turbine housing are consistent with the HX40W series appearance. Buyers should confirm the four-hole exhaust flange orientation and actuator related hardware configuration match their specific Cummins engine installation.
Application & Compatibility
Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:
- DOOSAN > Doosan Forklift > IR > Cummins 6C
- Case IH > Case IH MX Series > Case IH MX240 > Cummins 6CTAA
- HYUNDAI > Hyundai HL770 > Hyundai HL770-7 wheel loader > Cummins QSC
- KOMATSU > KOMATSU INDUSTRIAL > 6C 6CTAA SA6D114E S6D102E
- KOMATSU > PC300-7 > PC300LC-7 > PC300HD-7 > PC300HD-7L > PC300LL-7L > PC300CSE-7 > PC300CSE-7 Hydraulic excavator > CUMMINS KOMATSU SAA6D114E-2
- Kalmar > Kalmar Ottawa Terminal Tractor > Ottawa > Cummins 6C
This HX40W turbocharger is listed for Cummins 6C, 6CTAA, and QSC engine applications. Reference numbers include 3597311, 4035653, and 4035653H. Application clues cover Doosan forklifts, Komatsu PC300 excavators, Case IH MX240 loaders, Hyundai HL770 wheel loaders, and Kalmar terminal tractors. Buyers should verify the specific engine code, vehicle model, and OEM reference numbers against their equipment before ordering. Technical fitment support is available to confirm the correct unit for your installation.
Technical Notes
The HX40W turbocharger features an integrated actuator with a visible cable related hardware and electrical related electrical detail, which are critical for verifying the correct unit against your existing installation. The visible silver compressor housing and dark grey turbine housing should be compared against the old unit to confirm orientation. Buyers should inspect the four-hole exhaust flange and compressor outlet alignment to ensure the mounting position matches the Cummins 6C engine bay. Verify the actuator related hardware configuration and electrical related electrical detail type before ordering to ensure proper integration with the vehicle's control system.
B2B Supply
LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 6743-81-8040 HX40W turbocharger. Technical fitment support is available to help verify engine codes, OEM reference numbers, and mounting detailss before ordering. For fleet or bulk inquiries, contact our team to confirm stock availability and shipping timelines for your specific Cummins 6C application.
Product FAQ
Doosan Forklift and other product, brand and model names are the property of their respective owners and are used for reference and application-lookup only. LeadTurbo is not affiliated with or endorsed by Doosan Forklift.
Compatibility Verify part number 6743-81-8040, engine code (Cummins 6C/6CTAA/QSC), vehicle application, and OEM reference numbers (e.g., 3597311, 4035653) before ordering. This is an aftermarket replacement; confirm fitment against your specific unit.
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
