447450-0083 TO4B59 Turbocharger Core Replacement for Komatsu SA6D105

This aftermarket 447450-0083 TO4B59 turbocharger core is a replacement CHRA assembly for Komatsu SA6D105 and S6D105 engine applications. It serves as a reference replacement for Komatsu D66S-1, D155, and PC200-3 equipment, with OEM reference 447450-5083 provided for fitment verification.

Key Specifications

• Part Number: 447450-0083
• Product Type: Turbocharger Core (CHRA)
• Turbo Model: TO4B59
• OEM Reference: 447450-5083
• Gross Weight: 4 kg
• Image Availability: Yes

This core assembly features a silver compressor wheel and a dark turbine wheel mounted on a central bearing housing. Visible threaded mounting holes and a square port on the housing flange support installation verification. The casting texture on the central housing block is clearly visible in the provided studio images. Buyers should use these visual cues to confirm the physical configuration matches their existing unit before placing an order.

Application & Compatibility

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

• KOMATSU > KOMATSU D66S-1 > KOMATSU SA6D105
• KOMATSU > KOMATSU D155
• KOMATSU > KOMATSU PC200-3 > KOMATSU S6D105

This TO4B59 core is listed for Komatsu D66S-1, D155, and PC200-3 equipment, specifically associated with SA6D105 and S6D105 engine applications. These application paths serve as reference clues for buyers to cross-check against their specific machine's service records. The representative OEM reference number 447450-5083 is provided to help confirm fitment against existing units or service manuals. Because engine codes and production years can vary within these model series, verify the part number 447450-0083 and engine code on your current turbocharger before placing an order. This aftermarket replacement application requires independent verification to ensure the correct CHRA assembly is selected for your specific Komatsu unit.

Technical Notes

The TO4B59 core assembly includes a silver compressor wheel and a dark turbine wheel mounted on a central bearing housing. Visible features include threaded mounting holes and a square port on the housing flange, which help buyers verify physical configuration against their existing unit. The casting texture on the central housing block is clearly visible in the provided studio images. No VNT, variable-geometry, or oil-cooling specifications are confirmed for this part; verify the exact turbo configuration and cooling requirements per application before ordering. Buyers should cross-check the visible blade geometry and shaft tip against their current CHRA to ensure the correct replacement assembly is selected.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, rebuilders, and distributors with volume pricing and worldwide shipping for the 447450-0083 TO4B59 core. Technical fitment support is available to help verify part number, engine code, and OEM reference 447450-5083 before ordering. For fleet or bulk procurement, contact our team to confirm application details and arrange fast worldwide delivery. This aftermarket replacement core is supplied with pre-shipment inspection to ensure the CHRA assembly matches your specified Komatsu application.