PAI part description

Product Description

Auxiliary Main Drive

Features & Benefits

  • Durable steel construction
  • Direct replacement for OE part 3892-F-5518
  • Genuine PAI product including a factory 2-Year Warranty
  • Quality You Can Trust - PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards

PAI Auxiliary Transmission Main Drive Gear

The PAI auxiliary transmission main drive gear delivers quality and performance that meets OEM specifications. Each gear is tuned to ensure the transmission always runs at peak performance.

Product Attributes

Color Gray
Color/Finish Gray
Inner Spline Quantity 18
Inner Tooth Quantity 23
Internal Spline Tooth Count 18
Material Steel
Outer Tooth Quantity 42
Tooth Count (inner) 23
Tooth Count (outer) 42

Additional Information

Country of Origin (Primary) CN
Harmonized Tariff Code (Schedule B) 8708401150
Harmonized Tariff Code (HTS) 8708407570
Warranty Time 2
Warranty Time UOM YR
UPC 00193807099053

Part Interchanges

Backed by 40 years of part manufacturing experience, PAI Industries® has been providing the heavy-duty truck industry with high-quality service parts for the engine, gearing, exhaust, suspension, and electrical systems. This brand has been manufacturing its products in the USA since 1973, and it owes its worldwide success to its dedicated and experienced employees. PAI takes pride in being an ISO 9001:2015-certified auto and truck parts manufacturer, operating in a 54,000 square feet facility that is equipped with state-of-the-art machinery. PAI’s technicians also perform 100% testing and inspection in its oil pump, water pumps, gear, synchronizer, and cylinder head to ensure durability and reliable performance.

PAI 940039 Cross Reference

We have 3 alternatives for the 940039 by PAI:

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