The best replacement for cruiser is sportbike.

The best alternatives to cruiser are rated as following:
★★★★★  sportbike
★★★  destroyer
★★  mountain bike
★★  longboard
★★  jeep wrangler
★★  sport
★  xterra
★  road bike
★  hhr
★  land rover
★  crotch rocket
★  jeep rubicon
★  standard motorcycle
★  sequoia
★  sports bike
★  penny
★  hybrid bike
★  dual sport
★  jeep
★  4runner
★  touring
★  range rover
★  street bike
★  adventure bike
★  skateboard
★  yacht
★  sport touring
★  penny board
  battleship
  comfort bike
  sport bike
  nissan xterra
  wrangler
  hummer h3
  touring motorcycle
  jeep wrangler rubicon
  hummer
  fortuner
  tacoma
  h3
  escort
  hybrid bicycle
  element
  touring motorcycles
  lx470
  sport motorcycle
  fx sho
  battlecruiser eve
  rubicon
  bowrider
  land cruiser
  chevrolet hhr
  chevy hhr

Your alternative for cruiser is not listed? Suggest!
Speaking about cruiser, one probably shouldn't forget about full face helmet.

Other search terms related to cruiser and their ratings are:
★★★★★ full face helmet
You have in mind a companion for cruiser and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of cruiser in all years. Click on graph for more.
cruiser
sportbike
destroyer