Perkins 2873K624 Starter Motor Assembly

The Perkins 2873K624 is a 12-volt, 3.2-kilowatt planetary gear reduction (PLGR) starter motor designed for Perkins 1103 and 1104 series industrial diesel engines. It features a 10-tooth pinion with 40.3 mm outer diameter and clockwise rotation. The unit utilizes a flange mounting configuration and incorporates copper and silver contacts for enhanced electrical conductivity and durability under heavy-duty cycling conditions. This starter serves as a direct OEM replacement for Perkins part numbers 2873K405, 2873K625, 2873K626, 2873K634, and T410865, and cross-references to OEM supplier units from Iskra (AZE4173, IS1201), Magneti Marelli (63280041), and Denso (428000-1290). It is widely applied in JCB backhoe loaders, telehandlers, and lift trucks, as well as Caterpillar and Massey Ferguson machinery powered by Perkins 1104 engines.