Umbausatz Hauptgetriebe Graupner 4448.110 This main gearbox conversion set is designed for UNI-EXPERT MECHANICS, and brings the system up to the state of development of the UNI-MECHANICS 2000 system. The set contains all the parts required for the conversion. The user must then select the metal clutch and crown gear of the first gearbox stage separately to obtain the desired gearbox reduction ratio:
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