The best replacement for rotor is piston.

The best alternatives to rotor are rated as following:
★★★★★  piston
★★  spire
★★  pistones
★★  spray sprinkler
★★  drum
★  motor
★  rotor
★  z2
★  piston video
★  armature
★  prophecy
★  stator
★  propeller
★  dubin johnson
★  osymetric
★  empire prophecy
  4 rotor
  resurface
  impact sprinkler
  caliper
  pinokio
  halo too
  impact sprinklers
  piton
  virtue spire

Your alternative for rotor is not listed? Suggest!
Speaking about rotor, one probably shouldn't forget about reballs.

Other search terms related to rotor and their ratings are:
★★★★★ reballs
★★★★ stator
★★ avid caliper
replacing pads
You have in mind a companion for rotor and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of rotor in all years. Click on graph for more.
rotor
piston
spire