The best replacement for windshield is fairing.

The best alternatives to windshield are rated as following:
★★★★★  fairing
★★★★  wind chill
★★★  windscreen
★★  full face helmet
★★  no windshield
★★  aftermarket
★  batwing
★  batwing fairing
★  flyscreen
★  full fairing
★  bat wing
★  full windshield
★  harley vstream windshield
  oem
  dashboard
  klock werks windshield
  tempered
  repair it
  rear view
  rear view mirror
  replace
  klock werks

Your alternative for windshield is not listed? Suggest!
Speaking about windshield, one probably shouldn't forget about ape hangers.

Other search terms related to windshield and their ratings are:
★★★★★ ape hangers
★★★★ fairing
You have in mind a companion for windshield and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of windshield in all years. Click on graph for more.
windshield
fairing
wind chill