John Deere RE312946 Primary Air Filter Element

The John Deere RE312946 is a genuine OEM primary (outer) engine air filter element designed for the 9R series tractors equipped with the 6090RW403 diesel engine. It utilizes PowerCore honeycomb filtration media providing over 99.8% efficiency with even pleat spacing for extended service intervals. This filter serves as the primary stage in a two-stage air intake system, paired with the secondary safety element RE230985. The filter housing features a robust construction to withstand heavy-duty agricultural operating conditions. Technical specifications include an outer diameter of 167.9 mm, inner diameter of 100.1 mm, and overall height of 441 mm. The filter element is manufactured to OEM standards for direct replacement. Cross-reference interchangeability includes Donaldson P643117 and P621983, Caterpillar 420-1779, and various aftermarket equivalents. Compatible with John Deere 9360R, 9410R, 9460R, 9460RT, 9470RT, 9510R, 9510RT, 9520RT, 9560R, 9560RT, and 9570RT tractor models.