Ranging from the L16 to the L60, the Legion series of bikes offers everything a BMX rider could need from your first true BMX bike in the L18 to a fully park, street and dirt worthy machine in the L60. Mongoose® has infused over 40 years of experience along with feedback and insights from our pro riders to develop the best line of Legion bikes yet.


For the BMX rider who’s looking to improve their ability no matter what skill level they’re at without breaking the bank.


  • FRAME Hi-Ten steel, BMX freestyle geometry
  • FORK Hi-Ten steel, 20"
  • CRANK 3-piece, tubular chromoly, 25T steel chainring
  • BOTTOM BRACKET American loose ball, 8-spline spindle
  • REAR COG Single-speed, 9T cassette driver
  • RIMS Aluminum single wall, 24 mm ID, 36H
  • FRONT HUB Steel, ball bearing, 3/8 in axle, 36H
  • REAR HUB Steel, sealed-bearing cassette, 14 mm axle, 36H
  • SPOKES 14G, steel, black
  • TIRES 20 in x 2.3 in, wire bead
  • PEDALS Mongoose, nylon
  • BRAKES U-brake, aluminum
  • HANDLEBARS Mongoose, Hi-Ten steel, 28" width, 8" rise
  • STEM Mongoose, threadless front load, 50 mm
  • HEADSET Threadless, 1-1/8” external, retainer bearing
  • SEAT POST Steel, 250 mm, 25.4 mm
  • SADDLE Mongoose, steel rails
  • GRIPS Mongoose Mush, 145 mm