187251 S4DS006 Turbocharger Thrust Ring for CAT 3406 & 3306

This aftermarket 187251 thrust ring is a replacement component for S4DS006 turbochargers, serving as a reference application for Caterpillar CAT 3406 and CAT 3306 engines. Verify your specific engine code and turbo configuration before ordering to ensure correct fitment for your repair or rebuild project.

Key Specifications

• Part Number: 187251
• Product Type: Thrust ring
• Turbo Model: S4DS006
• Gross Weight: 0.05 kg
• Packing: N/A
• Image Availability: Yes

This aftermarket component is supplied as a set of four machined metal parts, including flat disc-like washers and thicker cylindrical components with internal grooves. The parts feature a metallic silver finish with visible concentric rings. No specific material grade, exact dimensions, or stamped OEM markings are visible in the product images. Buyers should verify the physical configuration against their specific S4DS006 turbocharger assembly to ensure the thrust ring set matches the required repair or rebuild requirements.

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 D6G 14G D6D > CAT 3306
• Caterpillar > CAT > CAT TRUCK > CAT 3406C
• Caterpillar > CAT > CAT 3516

This thrust ring is listed for reference applications across Caterpillar equipment, specifically associated with CAT 3406, CAT 3306, and CAT 3406C engines. Common vehicle references include CAT D8N, CAT D6G, CAT 14G, CAT D6D, and CAT TRUCK models. These paths serve as verification clues rather than confirmed fitment. Before ordering, cross-check part number 187251 against your specific turbocharger configuration and engine code. Verify the production year and turbo model S4DS006 to ensure the replacement application matches your repair requirements.

Technical Notes

The S4DS006 turbocharger configuration is associated with Caterpillar 3406, 3306, and 3406C engines. No specific VNT, variable-geometry, or oil-cooling details are confirmed for this part number. Buyers should verify the physical thrust ring set against their specific turbo assembly. Record the turbo model and engine code during installation to support future technical inquiries. This verification step helps ensure the replacement application matches the required repair scope.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for this 187251 S4DS006 thrust ring. Technical fitment support is available to help verify part number, engine code, and turbo configuration before ordering. For inquiries, provide the specific Caterpillar engine application (e.g., CAT 3406 or 3306) and turbo model to ensure the replacement application matches your repair scope. This service helps confirm the correct component for your rebuild or maintenance project.