21Y-60-12101 21Y-60-12101 PC128UU-1  This used for Final Drive KOMATSU, Original new and rebuild could offer and With 6-12 months warranty

21Y-60-12101 21Y-60-12101 PC128UU-1 and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi