Sistimi ea phetiso:
E kenyelletsa likarolo tse kang clutch, gearbox, universal joints (mohlala, universal joints, driveshafts), final drive, differential, le half{2}}shafts. Mosebetsi oa eona o ka sehloohong ke ho fetisetsa matla ho tloha enjeneng ho ea ho maotwana a koloi, ho nolofalletsa tšebetso e kang ho theola lebelo, ho sutha li-gear, ho fetola tsela, ho tima motlakase-, ho fapana{{5}le mabili, le{6}}phapano ea li-axle, ho netefatsa hore koloi e khona ho sebetsa ka mokhoa o tloaelehileng tlas'a maemo a fapaneng.
Sistimi ea semathi:
E koahela likarolo tse kang foreimi, li-axle (ho kenyeletsoa li-axle tse ka pele le tse ka morao), mabili, le li-axles. Mosebetsi o ka sehloohong oa tsamaiso ea semathi ke ho fumana matla a tsoang tsamaisong ea phetisetso, ho hlahisa traction ka ho sebelisana pakeng tsa mabili a koloi le holim'a tsela, ho etsa bonnete ba hore ho tsamaea ho tloaelehileng ha koloi; e boetse e jara boima ba koloi ka kakaretso le matla a ho itšoara ho tloha fatše, e fokotsa tšusumetso ea litsela tse sa lekaneng 'meleng, e fokotsa ho thothomela nakong ea ho khanna, e boloka botsitso ba ho khanna, 'me e sebetsa le tsamaiso ea ho tsamaisa koloi ho netefatsa botsitso ba ho tšoara koloi.
Sistimi ea ho tsamaisa:
E kenyelletsa lintho tse kang lebili la setereng, shaft ea setereng, molamu oa setereng, lisebelisoa tse tsamaisang, matsoho a seteraeke, lithupa tsa thae, lihokelo tsa ho hula le likhoele tsa ho khannoa. Mosebetsi o ka sehloohong oa tsamaiso ke ho laola tsela ea koloi ho ea ka sepheo sa mokhanni, ho netefatsa hore koloi e ka tsamaisoa kamoo ho hlokahalang.
Sistimi ea braking:
Haholo-holo e na le likarolo tse 'nè: sesebelisoa sa phepelo ea motlakase, sesebelisoa sa taolo, sesebelisoa sa phetiso, le mariki (joalo ka li-brake pads le brake discs). Mosebetsi o ka sehloohong oa mochine oa braking ke ho fokotsa lebelo la koloi ka likhoka, ho fokotsa lebelo kapa esita le ho emisa koloi e tsamaeang, ho boloka lebelo le tsitsitseng bakeng sa koloi e tsamaeang ho theoha, le ho boloka koloi e emeng e eme, kahoo ho netefatsa polokeho ea koloi.
