13 HYDRAULICS AeTR has overhaul capabilities on a number of aircraft shimmy dampers. Our shop has provided MRO services on thousands of shimmy dampers of many types. We have developed replacement part solutions for common high cost replacement items, and have active engineering projects focused on this product line. SHIMMY DAMPERS PRODUCT LINE | HYDRAULICS AeTR overhauls many types of master cylinders. Our services provide high value solutions to the requirements of both scheduled and unscheduled maintenance events involving brake systems. MASTER CYLINDERS