Dr.Chichi
JF-Expert Member
- Apr 30, 2008
- 2,393
- 632
kwenye gari lako kama gear box(manual transmission) no gear 1 - 5 basi hiyo namba tano ndo overdrive..in other words its allows the engine to operate at a lower rpm when your car wants to engage its top most gear for speed with better fuel efficiency.kwenye automatic,ikiwa off inalimit ibaki kwenye low gears so it puts more strain kwenye gear box.wanashauri uweke Off kama unavuta trailer au una mzigo mzito


