Answer Hello Kay, Since the manufacturer does not provide this information, the only indication we have of the dimensions of this part is the one-inch squares behind the part on our illustration. Counting them, we get about 12 3/4" X 21 7/8". This is an approximation. Thank you for your patience and understanding in this matter. Read More... Answered by AppliancePartsPros.com | Tuesday, February 19, 2019