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Retrospec Koa Rev 750

Retrospec Koa Rev 750
This item is currently not available.


Koa Rev is the ultimate Do-It-All electric fat tire bike engineered for comfort, performance and stability on and off-road. Cruise comfortably with shock-absorbing fat tires and suspension, and surge straight into the weekend with exceptional power and range.

- 48V/750W Brushless Hub Motor
- 48V/13Ah Lithium Battery


SizeHeight RangeStandover Height
Frame: 19" 5'10" - 6'3. 35"


Frame Alloy, 6061 TIG welded, hydroformed tubing, 1x rear fender eyelets, rear rack mounts (1 size 26")
Fork Suspension fork 80mm travel, alloy crown, steel stanchions, steel lowers, 1 1/8" (28.6mm)
Rims Alloy double-wall, 26" x 4.0 x 36H x 13G
Hubs Front: Alum bolt-on
Rear: Hub motor bolt-on, 36H x 13G
Spokes 13G w/brass nipples, black ED finish
Tires 26 x 4.0, S/V, Wanda
Bottom Bracket Steel sealed cartridge, 120mm x 175mm
Crankset Prowheel 170mm x 42T w/inside chainguide, outside chainring cover
Shifters Altus Rapidfire Plus, w/OGD & Clamp Band
Rear Derailleur Shimano Altus 9S
Cassette/Freewheel Shimano 9-speed
Chain KMC 3/32" x 118L
Brakes JAX Mechanical disc Front & Rear, 160mm
Handlebars Alloy 680mmW x 25mm Rise
Tape/Grips Comfort
Stem Alum alloy threadless, 90mm ext x 7° rise
Headset Threadless, 1 1/8" (28.6mm) semi-integrated, steel+alum
Seatpost Alloy, 30.4 x 300mmL, black
Saddle SuperSoft MTB
Pedals Alloy platform, loose-ball 9/16"
Motor 48V/750W Motor: Brushless rear hub motor, 9-pin connector, MXUS
Battery 48V/750W Battery: Li-ion + Charger w/US plug, w/power level display.
Controller/Display Drive Mode, Display: PAS/twist throttle Right side FT158X twist throttle, speed sensor, LCD display panel w/6 PAS levels (Pedal Assist System), w/Start-Aid 6kph (~4mph) Bigstone C600E-USB-LCD Display Head (NO touch-sensitive screen, BT, OTA).

* Subject to change without notice.