4N9537 4LF444 Turbocharger Core for CAT D6G 14G D6D 3306

This aftermarket 4N9537 turbocharger core is a replacement application for Caterpillar CAT D6G, 14G, D6D, and 3306 engines. It features a balanced 4LF444 CHRA assembly with dual impellers, designed for stable operation in heavy-duty equipment. Verify part number 4N9537 and OEM references 0R5896, 180437, or 310126 against your specific unit before ordering to ensure correct fitment.

Key Specifications

• Part Number: 4N9537
• Product Type: Turbocharger Core (CHRA)
• Turbo Model: 4LF444
• Gross Weight: 8 kg
• OEM Reference Numbers: 0R5896, 180437, 310126
• Application Clues: Caterpillar CAT D6G, 14G, D6D, and 3306 engines
• Image Availability: High-resolution studio shots showing front, top-45, and bottom-45 views

This core assembly features a central cylindrical housing with machined faces and dual multi-bladed impellers mounted on a central shaft. Visible details include a threaded top stud, a keyed bottom shaft, and dark grey circular flanges. These visual cues help buyers verify the physical configuration against their existing unit before ordering.

Application & Compatibility

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

• Caterpillar > CAT > CAT D6G 14G D6D > CAT 3306

This 4N9537 core is a replacement application for Caterpillar CAT D6G, 14G, D6D, and 3306 engines. It is associated with OEM reference numbers 0R5896, 180437, and 310126. Use these references to verify fitment against your specific unit before ordering. Confirm the engine code and production year to ensure the 4LF444 turbo model matches your equipment. This aftermarket part supports technical fitment support for buyers needing precise component identification.

Technical Notes

The 4LF444 core assembly includes a central housing with machined mounting faces and dual impellers on a shared shaft. Visible features include a threaded top stud, a keyed bottom shaft, and circular flanges for housing attachment. These structural details help buyers confirm the physical configuration matches their existing unit. Verify the shaft keyway orientation and flange bolt pattern against your specific Caterpillar application. Ensure the oil supply and return line connections align with the housing ports before installation. Record any anomalies during the first start to support early diagnosis of fitment or installation issues.

B2B Supply

LeadTurbo supports B2B buyers, repair shops, and distributors with volume pricing for the 4N9537 4LF444 turbo core. Worldwide shipping is available for this 8 kg unit. Our team provides technical fitment support to help verify part number, engine code, and OEM references 0R5896, 180437, or 310126 against your specific Caterpillar application. Contact us to confirm details before ordering.