A-1990756C2-AI Expan.Valve model-122R05 One New Aftermarket Replacement Track

One New Aftermarket Replacement Track Adjuster Rod Fits Case 550 Crawler Dozer

Length: 127 mm

and Sumitomo full-size excavators equipped with the S450 ignition system

188 (USED W/ EARLY TYPE HEADLIGHT)

A-1990756C2-AI Expan.Valve model-122R05 One New Aftermarket Replacement TrackOne New Aftermarket Expan. Valve Evap. Inlet Line to Evap. OEM changed the design of their replacement evaporators. Original evaporator part # 135777C2 hadthe same inlet & outlet fittings & uses part # 118321C1 expansion valve. Replacement evaporator # 1974632C4 has two different size fittings & uses expansion valve part # 1990756C2. The change in evaporators was done by OEM. To receive the correct expansion valve you must identifywhich evaporator you