This is a Archer High Quality aftermarket air filter that includes the Pre-Filter, this air filter replaces BRIGGS & STRATTON OEM PART NUMBERS: 798897, 794935. This air filter fits the BRIGGS & STRATTON models: 44M977, 44P977, 44Q977, 49L977, 49M977
ID: 2"
OD: 4"
Height: 4 3/4"