what tires is he running? the 660 "kit" they have on there site shows an orange spring and weights etc.. and says for 28-29" tires... so orange Im guessing for that.
Kit designed for 28-29.5" tires.
Kit designed for elevation 0-3000 feet.
Kit designed for stock motor and stock exhaust.
Kit components vary by model.
Installation requires tool CCT510.