Product image unavailable. Placeholder image only.

3784835 OS Turbocharger Thrust Ring QSK78 Engines

Aftermarket replacement thrust ring FOR 3784835 OS for QSK78 engines. Reference application includes Komatsu 930E and Liebherr T 282 haul trucks. Verify OEM references before ordering.

Orders without stock ship approximately 60 days after ordering. Estimated ship date if ordered today: .

Type Thrust ring On backorder — orders accepted Part # FOR 3784835 OS Packing N/A
Cross Reference FOR 3784836 OS
Show more cross references FOR 3784836 OS FOR 3785583 OS FOR 3787166 OS FOR 4352285 OS
Request Quote
Send an Inquiry
12-Month Warranty Worldwide shipping excluding Canada and China. OEM-Grade Quality

This aftermarket replacement thrust ring, part number FOR 3784835 OS, is designed for QSK78 engines in Komatsu and Liebherr mining haul trucks. It serves as a reference application for heavy-duty turbocharger maintenance, with associated OEM reference numbers including FOR 3784836 OS and FOR 3785583 OS for fitment verification.

Key Specifications

  • Part Number: FOR 3784835 OS
  • Product Type: Turbocharger Thrust Ring
  • Engine Application: QSK78
  • OEM Reference Numbers: FOR 3784836 OS, FOR 3785583 OS, FOR 3787166 OS, FOR 4352285 OS
  • Packing: N/A
  • Gross Weight: 0 kg

Verify the specific OEM reference numbers against your existing turbocharger assembly to ensure the thrust ring dimensions and material specifications match your rebuild requirements.

Application & Compatibility

Source application path clues for buyer verification. These are source category/application paths, not confirmed fitment claims:

  • KOMATSU > 930E-2SE, 930E-4SE, 930E-5SE; 960E-1, 960E-2, 960E-2K; 980E-4, 980E-5 > QSK78
  • BelAZ > 7560 series (verified models 75600, 75603 and 75605) > 7560 series (verified models 75600, 75603 and 75605) Electric-drive mining haul truck > QSK78
  • LIEBHERR > T 282, T 282 B, T 282 C > T 282, T 282 B, T 282 C Electric-drive mining haul truck > QSK78

This thrust ring is listed for QSK78 engines in Komatsu 930E, 960E, and 980E series, BelAZ 7560 series, and Liebherr T 282 series mining haul trucks. These application paths serve as reference clues for fitment verification. Buyers should confirm the specific vehicle model, production year, and existing turbocharger configuration before ordering. Cross-check the part number FOR 3784835 OS against associated OEM references such as FOR 3784836 OS and FOR 3785583 OS to ensure the correct replacement application. Technical fitment support is available to assist with matching the thrust ring to your specific fleet requirements.

Technical Notes

Thrust rings manage axial loads within the turbocharger shaft assembly, helping maintain stable rotor alignment during operation. For QSK78 applications, verify that the ring’s internal diameter and material grade match the specific turbocharger configuration in your vehicle. Cross-check the part number FOR 3784835 OS against associated OEM references such as FOR 3784836 OS and FOR 3785583 OS to confirm dimensional compatibility. If your rebuild involves multiple units or mixed fleet models, technical fitment support is available to review your specific engine and vehicle data before shipment.

B2B Supply

LeadTurbo supports B2B buyers including repair shops, rebuilders, and fleet parts distributors with volume pricing and worldwide shipping for this thrust ring. Technical fitment support is available to verify part number FOR 3784835 OS against your specific QSK78 engine and vehicle application before shipment. For bulk orders or mixed fleet models, contact our team to review OEM reference numbers and production year details. This service helps ensure the correct replacement application for your Komatsu, Liebherr, or BelAZ units.

Product FAQ

This thrust ring is associated with references FOR 3784836 OS, FOR 3785583 OS, FOR 3787166 OS, and FOR 4352285 OS. Verify these against your specific QSK78 application.

Check the specific OEM reference numbers and QSK78 engine code. Visually similar thrust rings may differ in internal dimensions or material specs, so confirm the part number FOR 3784835 OS matches your rebuild requirements.

Contact technical support when ordering multiple units for Komatsu 930E or Liebherr T 282 fleets. This ensures the thrust ring matches the specific turbo configuration and production year of your vehicles.

Inspect the bearing housing and shaft for wear before installing the new thrust ring. Confirm that the FOR 3784835 OS part number aligns with the OEM references on your existing turbocharger assembly.

930E-2SE, 930E-4SE, 930E-5SE; 960E-1, 960E-2, 960E-2K; 980E-4, 980E-5 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 930E-2SE, 930E-4SE, 930E-5SE; 960E-1, 960E-2, 960E-2K; 980E-4, 980E-5.

Compatibility Verify part number, QSK78 engine code, vehicle application, and OEM reference numbers (e.g., FOR 3784836 OS, FOR 3785583 OS) before ordering. Confirm turbo configuration and production year for fitment.

Customer Reviews

Share installation notes, fitment feedback, or service experience for this product.

No customer reviews have been added for this product yet.

5/5

For More Information

Frequently Asked Questions

What types of turbocharger spare parts do you offer? Warranty, shipping, quality and more.

Turbochargers

Complete Turbo Units

Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.

CHRA Core

CHRA / Core Assemblies

Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.

Turbine Wheel

Turbine Wheels & Shafts

Precision-balanced turbine shafts engineered from inside out for superior durability.

Turbine Housing

Turbine Housings

Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.

Compressor Housing

Compressor Housings

OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.

Bearing Housing

Bearing Housings

Rock-solid platform engineered for high-output rebuilds — the foundation for performance.

Compressor Wheels

Compressor Wheels

Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.

You May Also Need