7W3842 Turbine Wheel for CAT 3406 | S4DS006 Replacement

This aftermarket 7W3842 turbine wheel is a replacement component for S4DS006 turbochargers, listed for CAT 3406 and CAT D8N applications. It serves as a reference part for heavy-duty engine maintenance, with 33 associated OEM reference numbers available for fitment verification.

Key Specifications

• Part Number: 7W3842
• Product Type: Turbine wheel
• Turbo Model: S4DS006
• Application Clues: CAT 3406, CAT D8N, CAT 3408, CAT 3406B, CAT 3516
• Packing Dimensions: 11*11*36 cm
• Gross Weight: 1 kg
• OEM Reference Examples: 169415 TW, 178221 TW, 189553, 196536 TW, 196537 TW, 199516 TW, 311850 TW

This turbine wheel features a radial blade design with a long cylindrical shaft and threaded end, visible in product photography. The machined metal surfaces are finished in dark grey. Buyers should verify the specific OEM reference numbers against their existing part to ensure correct identification for S4DS006 turbocharger applications.

Application & Compatibility

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

• Caterpillar > CAT > CAT D8N > CAT 3406
• Caterpillar > CAT > CAT 322D > CAT 3408
• Caterpillar > CAT > CAT EARTH MOVING > CAT 3406B
• Caterpillar > CAT > CAT 3516
• Caterpillar > 3406

This turbine wheel is listed for reference applications including Caterpillar CAT D8N with CAT 3406 engines, CAT 322D with CAT 3408, and CAT 3406B earth moving equipment. It is also associated with CAT 3516 and general CAT 3406 engine families. Buyers should treat these paths as verification clues rather than confirmed fitment. Cross-check the part number 7W3842 and turbo model S4DS006 against your specific unit. Verify OEM reference numbers such as 169415 TW, 178221 TW, and 189553 against your existing component to ensure correct identification before ordering.

Technical Notes

The S4DS006 turbocharger model is associated with heavy-duty Caterpillar engine families, including CAT 3406, CAT 3408, and CAT 3516. This turbine wheel is a standalone replacement component; it does not include the compressor housing, bearing housing, or actuator. Buyers should verify the specific turbo configuration on their unit, as S4DS006 variants may differ in shaft length or mounting details. Cross-check the part number 7W3842 against the OEM reference numbers on your existing part to ensure the correct wheel geometry and shaft specification are selected for your application.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 7W3842 turbine wheel. Worldwide shipping is available for this S4DS006 replacement component. Our technical fitment support team can help verify OEM reference numbers such as 169415 TW and 178221 TW against your specific CAT 3406 or CAT D8N application. Contact us to confirm part number 7W3842 and turbo model S4DS006 before placing an order to ensure the correct wheel geometry and shaft specification are selected for your heavy-duty engine maintenance needs.