Transmission Oil Filter | ZF Industries 3213308019ZF Transmission Oil Filter ZF 3213308019 ZF Transmission Oil Filter ZF 3213308019 Original equipment oil filter for various ZF 280 thru 600 series transmissions. ZF spin on type oil filter Fits a variety of ZF 280, 300, 500 and 600 series model transmissions Check product attachment for transmission applications Original equipment ZF part Approximate size 5 1 2 inch long by 3 5 8 inch diameter Thread size 20mm x 1. 5 pitch