Igwe na-edozi kwụ ọtọ nwere akụkụ abụọ
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Igwe na-edozi taya ụgbọ ala okpukpu abụọ
Usoro YLS bụ igwe kwụ ọtọ kwụ ọtọ nke nwere akụkụ abụọ, nke enwere ike iji maka nha nguzozi ike ihu abụọ yana nha nguzozi static otu akụkụ.Akụkụ dị ka fan agụba, agụba ventilashị, ụgbọ efe efe efe, clutch, breeki diski, breeki hub…