Now Open - 6236 US 1 N St Augustine, FL 32095

Retrospec Jax Rev Folding E-bike 500W


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Our most portable e-bike ever

Jax Rev packs down to the perfect compact, car-friendly size for your weekend adventures. A 37-mile battery range can handle even the longest of trips. Assisted start technology makes awkward starts and stops a thing of the past, and a 20 MPH top speed with extra stable, Fat 20 x 3.0 tires allow you to conquer any terrain on the way to work, the campsite, or anywhere in between.



Top speed

500W-37 miles of range

5 Pedal Assist Levels

Propel while pedaling


Brushless rear hub motor


Li-ion battery

40x30x23” Collapsed

Easily pack up between adventures

  • Sizes1 size: 20"
  • MaterialAlloy, TIG welded
  • Dropouts2x rear dropout eyelets, 1x rear fender eyelet, rear rack mounts
  • ForkSuspension fork 80mm travel, alloy crown, steel stanchions, steel lowers, 1 1/8" (28.6mm)
  • RimsAlloy 20", 36H x 13G
  • HubsF: Steel bolt-on, R: Hub motor bolt-on, 36H x 13G
  • Spokes13G UCP w/brass nipples, black
  • Tires20 x 3.0, S/V
  • 48V/500W MotorBrushless rear hub motor, 9-pin connector
  • 48V/500W BatteryLi-ion + Charger w/US plug, w/power level display
  • Drive Mode, DisplayPAS/throttle, speed sensor, LCD handlebar-mount display panel w/5 assistance levels, w/Start-Aid 6kph (~4mph)
  • ControllerYelchm Technology
  • Charge Time (empty to full)10.4Ah battery (500W): 5-6 hours
  • Range 48V/500WUp to 37 miles
  • CranksetAlloy 3-piece 152mm x 48T x 1/8", w/inside chainguide, outside chainring cover
  • ChainKMC 1/2 x 1/8"
  • BBSteel sealed cartridge, 100 x 159.5mm
  • Freewheel/Cog18T x 1/8"
  • HeadsetThreaded, steel, 1 1/8" (28.6mm)
  • BrakesJAX Mechanical disc Front & Rear, 160mm
  • HandlebarsAlloy low-rise, 580mmW x 25mm rise
  • GripsRetrospec Comfort
  • StemAlloy Folding QR
  • SaddleRetrospec SuperSoft Comfort
  • SeatpostAlloy w/integrated micro-adjust clamp, 27.2 x 350mm
  • Seatpost ClampAlloy QR
  • PedalsHigh Impact, Reinforced Nylon Resin Platform, 9/16"
  • KickstandAlloy chainstay mount
  • Rear CarrierSteel
  • BellAlloy
  • Light(s)Front (4x AAA) + Rear (2x AA), batteries included
  • FendersSteel w/steel stays
  • ChaincoverChainring cover
  • Item Weight63 lbs (battery included)
  • Recommended Weight Limit250lbs
  • CompatibleWith Retrospec Rover Trailers