Ready to ride
The bike is always professionally tuned and ready to go.
We will be happy to advise you
We provide expert advice on selection and configuration.
Free warranty inspection
Free warranty inspection after driving 200–500 km
Official TREK Store
Lifetime warranty on the frame, Crash Replacement, Carbon Care.
With the Legion series, Mongoose offers a complete line of BMX freestyle bikes for riders of all ages and skill levels. The Legion L80 is a full park, street or dirt freestyle BMX bike that features chromoly 8.75" four-piece handlebars that will make you stand out in the bike park!
Specifications are subject to change without notice depending on component availability. Product images are for reference only.
- Bike is not folded
- Free shipping
- Shipped by PPL only
Specifications:
| Frame | 4130 chromoly front triangle, BMX freestyle geometry, integrated headset, mid BB shell | |
| Forks | Hi-Ten steel, 20", Hi-Ten steel | |
| Cranks | 3-piece, tubular chromoly, 25T steel chainring | |
| Cassette | Single-speed, 9T cassette driver | |
| Chain | KMC S1 | KMC S1/td> |
| Rims | Aluminum single wall, 29 mm ID, 36H | |
| Shells | 20 in x 2.3 in, wire bead | |
| Hubs | Aluminum, ball bearing, 3/8 in axle, 36HAluminum, sealed-bearing cassette, 14 mm axle, 36H | |
| Wires | 14G, steel, black | |
| Brakes | U-brake, aluminum | |
| Handlebars | Mongoose, Hi-Ten steel, 29 in width, 9 in rise | |
| Transom | Mongoose, threadless top load, 50 mm | |
| Grips | Mongoose MushXL, 160 mm | |
| Headstock | Threadless, integrated 1-1/8", cartridge bearing | |
| Saddle | Mongoose Pivotal | |
| Saddle | Pivotal, steel, 250 mm, 25.4 mm | |
| Platform | LEGION G1 | |
| Weight | Weights of bikes are not given as there is no uniform weighing standard. We always recommend that you have your bike weighed to specification in store and compare to the actual weight of other brands. |
Choose from the Mongoose range of BMX, mountain and city bikes.


