1. Plaub {- qag: feem ntau siv rau kev thauj me me rau nruab nrab- qhov loj me. Nws muab cov maneuverability thiab kev kub ceev, ua rau nws zoo tagnrho rau luv- deb nrug kev ua haujlwm thauj.
2. Rau -} qag: haum rau txoj kev ntev dua. Nws cov ruaj khov thiab thauj khoom {{{{- kev muaj peev xwm sib piv rau plaub {{4 axle tsheb. Nyob rau hauv ntev - deb tsheb thauj, nws zoo dua qhov ruaj khov thiab kev nyab xeeb ntawm cov khoom.
3. Yim {- me} qag: feem ntau siv rau kev thauj cov tshuab loj thiab ultra- cov khoom loj. Nws muaj cov load ruaj nroo - bearing muaj peev xwm thiab kev ruaj khov zoo heev. Tsis tas li ntawd, nws yog nruab nrog cua tshem tawm huab cua uas tuaj yeem kho lub tsheb qhov siab kom haum rau cov chaw sib txawv.
4. Kaum - qus: qhov no yog "jumbo" ntawm hnyav - cov khoom loj. Xav txog qhov hnyav hnyav ntawm cov khoom thauj, nws yuav tsum muaj cov muaj zog heev thiab faib cov khoom siv hluav taws xob.
