Part Number 4554300013-021 Channel Latch Lwr Cowl Assy in stock with ready to ship. Get an instant quote for Bombardier Aerospace part number 4554300013-021 by filling form below with your desired order quantity, targeted price and the expected order-fulfilment date. Get instant quote for 4554300013-021. Our dedicated account manager will get back to you within 15 minutes.