Part Number SL13521M06 (PMA Bearing Connecting Rod Undersize in stock with ready to ship. Get an instant quote for Superior Air Products Co part number SL13521M06 (PMA by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for SL13521M06 (PMA. Our dedicated account manager will get back to you within 15 minutes.