Attributes: Air Filter Bottom I.D. (Inches) : 9.828" Air Filter Bottom O.D. (Inches) : 12" Air Filter Height (Inches) : 3.489" Air Filter Style : Air Filter Air Filter Top I.D. (Inches) : 9.828" Air Filter Top O.D. (Inches) : 12" Air Filter Bottom I.D. (mm) : 250 mm Air Filter Bottom O.D. (mm) : 305 mm Air Filter Height (mm) : 89 mm Air Filter Top I.D. (mm) : 250 mm Air Filter Top O.D. (mm) : 304 mm