Evolve – Bullhorn Bars – Fixed-Gear (Fixie) Road Bike


For years, the fixie & single-speed bike market was dominated by heavy, unreliable, all-flash bikes which lowered standards & proved sluggish & difficult to ride. The RapidCycle Evolve surpasses expectations of fixed-gear road bike performance, so light you can lift it with two fingers & designed with best-in-class aerodynamics & riding experience in mind. Designed in Downtown Los Angeles, available in head-turning colors, & arriving to your door with a lifetime warranty, the Evolve is equipped to grab attention, blaze down city streets & provide unlimited fun.

  • Industry-Leading Lifetime Warranty on Frame & Fork
  • Extremely light-weight– Easily liftable with two fingers
  • Aircraft-Grade 7005 Alloy Frame & Fork– Rust-Resistant, Stable, & Agile
  • Pre-wrapped Bullhorn bars- Switch between variety of riding positions
  • Adjustable Seat- Adjust seat height for your most comfortable riding position
  • Flip-Flop hub– Easily switch between single-speed & fixed-gear riding (The default setting is single-speed)
  • Aerodynamic Geometry
  • Hydroformed & Double-Butted Frame– Ensures maximum strength, responsiveness, & reliability
Clear selection

Pay securely using your credit card. Your credit card will be charged immediately—on your credit card statement you will see the charge from Atlantic Bikers LLC & your order will be shipped within 24 hours after you submit your order. Online purchases submitted on Saturday or Sunday will begin processing on Monday.

Frame7005 Aluminum Alloy (Hydroform/Double Butted)
Fork7005 Aluminum Alloy (Hydroform)
HeadsetRapid 1 1/8″ Alloy
HandlebarsRapid Alloy Bullhorn 400×25.4mm
StemRapid 28.6/90mm, 10 degree
SeatpostRapid 30.4mm/300mm
SaddleRapid Saddle
CranksetProwheel PRO-846P: 1/2″ x 1/8″, 46T x 170mm
Bottom Bracket68 x 103mm sealed cartridge
ChainKMC Z410: 1/2″ x 1/8″ x 96L
PedalsRapid Pedals
Brake LeverPromax Aero Brake Lever: 159A/R
Brake CaliperPower Brake Caliper: CBR-3100
WheelsRapid 700x40mm Race Wheelset
Front HubAlloy Sealed Cartridge Bearings 100mm
Rear HubAlloy Sealed Cartridge Bearings 120mm 17T/18T
TiresCST 700x23mm
TubesCST 700x23mm