Specifications

The PAI 436138 Differential Pinion Oil Seal is a precision-engineered, unitized seal for International input pinions—ideal for heavy-duty driveline systems. Measuring 3” ID × 6.46” OD × 0.66” width, it replaces multiple OEM and aftermarket references including Navistar 2503294/2503294C1, Dana 401HH105/HH105, and Mack 2104-HH105/2719-HH105, among others. Manufactured in the U.S. under ISO 9001:2015 certification, it includes PAI’s standard 2-year unlimited mileage warranty and reliably protects against oil leakage and contamination in high-stress applications. Distributed by Wofford Truck Parts for trusted quality.

Compatibility

International G340S (34,000 lb Rear Rear)

International J340S / J380S Series

International N340 (34,000 lb Rear Rear)

International W460 (46,000 lb Rear Rear)

International W230S (23k–34k lb Forward Rear Differential)


Alternative Part Numbers

  • Dana 401HH105
  • Dana HH105
  • Mack 2104-HH105
  • Mack 2719-HH105
  • Navistar 2503294
  • Navistar 2503294C1
  • PAI 436138

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