1. Zaɓi nau'in gefen ƙafar dabaran da ya dace
Da fari dai, yana da mahimmanci a fahimci cewa zaɓin ƙafafun ya kamata ya bambanta dangane da ƙirar abin hawa. Kada ku ɗauka cewa za ku iya maye gurbin ƙafafun da waɗanda kuke so kawai. An raba ramukan ƙafar ƙafa zuwa ƙafafu na ƙarfe, ƙafafun alloy na aluminum, da ƙafafun gami da magnesium. Ƙafafun ƙarfe sune mafi nauyi kuma mafi arha, ƙafafun alloy na aluminum sun fi ƙafafun ƙarfe wuta, kuma ƙafafun magnesium gami sun fi sauƙi da laushi. Ayyukan haɓakawa kuma ya fi kyau, amma ana amfani da shi galibi don motocin tsere, kuma ana amfani da ƙafafun alloy na magnesium don motocin farar hula kawai a cikin yanayin hanya mai kyau.
2. Yi amfani da nau'ikan taya masu jituwa
Ya kamata a daidaita haɓakar gefen dabaran tare da taya. Lokacin yin gyaran ƙafar ƙafar ƙafa, yana da mahimmanci a kula da haɓaka shi a lokaci guda tare da taya, kamar yadda girman taya da kansa yana da alaƙa da girman girman ƙafar ƙafa. Wasu masu abin hawa na iya zaɓar tayoyin hannu na biyu{2}, wanda rashin hikima ne. Bayan haka, yanayin rayuwa da tsawon rayuwar tayoyin hannu na biyu{4}} sun ɗan bambanta da sababbin tayoyin, waɗanda ke haifar da wasu ɓoyayyun haɗari ga amincin tuƙi. Don haka, ya kamata a zaɓi sabbin tayoyi don haɓaka gefen ƙafar ƙafafun.
3. Ƙarƙashin ƙafar ƙafar ya yi girma sosai, don haka birki da masu ɗaukar girgiza su ma suna buƙatar gyara a hankali
A yayin aiwatar da gyaran gyare-gyare, ban da la'akari da ƙayyadaddun gyare-gyare , gyare-gyaren masu shayarwa shine mafi kyawun haɗuwa. Kyawawan abubuwan shanyewar girgiza suna iya rage gajiyar ƙarfen da ke haifar da kutuwar ƙasa akan chassis, da haɓaka kwanciyar hankali na dakatarwa don kula da jin daɗin hawan abin hawa. Maɗaukakin ƙarar aiki mai girma{2} na iya runtse tsakiyar abin abin hawa, yana mai da shi santsi akan hanyoyi madaidaiciya ko lanƙwasa. Lokacin da aka haɗa su da tayoyi, yana samar da mafi kyawun riko da sassauƙan kulawa ga direbobi.
4. Kada a makance ƙara girman gefen ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafar ƙafa don ƙawance ko aiki
Amma wasu masu abin hawa sun yi imanin cewa idan aka fi girma da ƙafar ƙafafun, mafi faɗin taya zai fi kyau, amma ba haka lamarin yake ba. Manyan dalilan sune kamar haka:
(1) Idan diamita na gefen dabaran ya yi girma sosai, zai haifar da haɓakar juzu'i, wanda zai ƙara nauyi akan mashin watsawa lokacin da yake juyawa, kuma ya raunana ƙarfin farawa da hanzarin abin hawa.
(2) Yin amfani da manyan ƙafafun ƙafafu yana buƙatar yin amfani da taya tare da ƙananan lebur, yayin da yanki na haɗin gwiwa tare da ƙasa yana ƙaruwa kuma ƙarfin juzu'i yana ƙaruwa, yana haifar da karuwar yawan man fetur.
(3) Sauya tayoyin da suke da faɗi da yawa zai ƙara nauyi akan sitiyarin, yana shafar yadda ake tafiyar da sitiyarin sannu a hankali da kuma rage tsawon rayuwar sitiyarin.