Maxpower 334397 Air Filter/Pre-Filter for Briggs and Stratton 793569, John Deere GY21055, MIU11511 and Bad Boy 063-4026-00 Replaces Briggs and Stratton 793569, 5415K; precleaner 793685 Replaces John Deere GY21055, MIU11511; precleaner MIU11513 Cylinder shape