707781-5 GTA5002 Turbocharger Replacement for CAT 3406

This aftermarket 707781-5 GTA5002 turbocharger is a replacement unit for Caterpillar 3406 and D8N applications. It serves as an aftermarket replacement for units referenced by OEM numbers such as 0R9769 and 1741471. Verify your specific engine code and vehicle application before ordering to ensure correct fitment.

Key Specifications

• Part Number: 707781-5
• Turbo Model: GTA5002
• Product Type: Turbocharger
• Gross Weight: 30 kg
• Packing Dimensions: 34 x 34 x 38 cm
• OEM Reference Numbers: 0R9769, 1741471, 707781-0005, 707781-5005, 707781-5005S
• Visible Features: Two-shell construction with a polished silver compressor housing and a dark grey cast turbine housing. The unit features a rectangular two-port turbine inlet flange and a round compressor outlet flange. The central bearing housing includes visible oil drain and supply ports, with a blue-tipped oil fitting and coolant passages indicating a water-cooled design.

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 EARTH MOVING > CAT 3406B
• Caterpillar > Caterpillar Dozer > Caterpillar Dozers > Caterpillar 3406
• Caterpillar > Caterpillar Scraper > Caterpillar Scrapers > Caterpillar 3406
• Caterpillar > Caterpillar Wheel Loader > Caterpillar Wheel Loaders > Caterpillar 3406

This GTA5002 turbocharger is listed for Caterpillar 3406 and D8N applications, including dozers, scrapers, and wheel loaders. It is associated with OEM reference numbers such as 0R9769 and 1741471. Verify your specific engine code, production year, and existing turbo configuration against these references before ordering. Confirm that the rectangular two-port turbine inlet flange and round compressor outlet flange match your installation requirements.

Technical Notes

The GTA5002 unit features a two-shell construction with a polished silver compressor housing and a dark grey cast turbine housing. Visible coolant passages in the central bearing housing indicate a water-cooled design. The rectangular two-port turbine inlet flange and round compressor outlet flange must be verified against your existing exhaust and intake connections. Confirm the oil feed line restrictor requirements and oil return line drain angle for your specific CAT 3406 engine configuration. Verify the blue-tipped oil fitting orientation and ensure the bearing housing ports align with your engine's oil supply and drain lines before installation.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing and worldwide shipping for the 707781-5 GTA5002 turbocharger. Technical fitment support is available to help verify OEM reference numbers such as 0R9769 and 1741471 against your specific CAT 3406 or D8N application. Contact our team to confirm packing details, gross weight of 30 kg, and installation requirements before placing an order.