Na'ura mai aiki da karfin ruwa self-dump tarakta cikakken trailer ne noma motar jigilar kayan da tarakta jawo, kuma aka sani da noma trailer, shi ne muhimmin inji sufuri hanya a aikin gona samar. Ƙananan ƙafafun ko handheld tarakta jawo kananan trailers don gajeren nesa ko filin sufuri, daidaitawa da bukatun kananan aikin gona. Jirgin abinci, kayan aikin gona, da dai sauransu ta hanyar manyan, matsakaicin tarakta mai ƙafafun tarakta, zai iya yin rawar tarakta don dacewa da bukatun manyan aikin gona.