Open for offers for the following items: Used pair of Ducati Monster stock mufflers for $120. Have scratches and marks. Model ZDM A29 and ZDM B29, also known as part numbers 573.1.050.2D & 574.1.050.2D. Were removed from 2004 Monster 620ie. However, should fit most older "low exhaust" Ducati Monster models. 2004 Ducati Monster 400 620 Workshop Manual & Owners Manual for $70 [SOLD]. Message me if you have any questions. Can be picked up from St Kilda Road, Melbourne.