<div layer1="text-s"></div><div class="tz-paragraph">家里有一台老五羊，放着没咋骑，最近一时兴起拉出来骑着还挺舒服，想着车都这么老了还是用好一点的机油吧，街边修车店十块钱的实在是不敢用，目前在网上自己看了几种，请各位大哥给点建议用哪种比较好？还有就是全合成or矿物油？shell的AX3和AX5区别？</div><div layer1="text-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g15/M08/C1/0C/userphotos/2016/07/05/16/500_wKgH1ld7dMCAUEisAAE0ssAMReA518.jpg" style="height:296px;width:700px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g20/M03/A0/4C/userphotos/2016/07/05/16/500_wKjBw1d7dN-AQJD7AAFF_ImP2HA083.jpg" style="height:257px;width:700px"  /></div><div layer1="img-e"></div><br /><div layer1="img-s"></div><div class="tz-picture"><img src="http://club2.autoimg.cn/album/g20/M0D/A1/12/userphotos/2016/07/05/16/500_wKgFVFd7dPmANBHoAAFRYEwqPO0330.jpg" style="height:275px;width:700px"  /></div><div layer1="img-e"></div><br />

家里的五羊125该用哪种机油比较好？