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The ACL main bearing set for International Trac. 4 engines with D206/D239/DT239 designations is supplied as a crankshaft main bearing kit intended for engine overhaul. These bearings support the crankshaft journals and help re-establish proper rotating clearances during reassembly. Specified for the named Trac. 4 engine variants, the set provides the primary bearing components needed to restore crank support in those applications.
ACL International Trac. 4 D206/D239/DT239 Engine Crankshaft Main Bearing Set
