Hard to shift into the 5th gear

Probable cause(s)
  1. 5th synchro ring defective.
  2. 5th/6th synchro sleeve defective.
  3. 5th gear defective.
Notes
  • Check the 5th synchro ring.
  • Check the 5th/6th synchro sleeve and hub.
  • Check 5th gear.