191-3237 134-7132 134-7133 1913237 1347132 1347133 322B  and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi

134-7132 134-7099 134-7133 1347132 1347099 1347133 330B and With 6-12 months warranty，Any quality problem will send free parts to repair. And this model Final Drive used for excavator hitachi