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  • Product Description

    Ranging from the LXS to the L100, 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 worth machine in the L100. Mongoose® has infused over 40 years of experience along with feedback and insights from our pro athletes to develop the best line of Legion bikes yet.


    Frame: Hi-Ten steel
    Fork: Hi-Ten steel; 1” threaded steerer
    Headset: Threaded, 1”
    Stem: Mongoose® top load 40 mm Ext.; quilled
    Bars: Mongoose® Hi-Ten 6.5”
    Front Brake: Alloy U
    Rear Brake: Alloy U
    Brake Lever: Alloy
    Speed: 1
    Rims: Alloy single-wall 28H
    Front Hub: Steel, 3/8” axle; 28H
    Rear Hub: 36H, 9T Cassette, 3/8” axle, ball bearing, steel shell
    Spokes: 14G black
    Front Tyre: 18 × 2.125
    Rear Tyre: 18 × 2.125
    Seat Post: Steel, 25.4
    Chainset: 1-piece forged steel 140 mm, 25T steel chainring
    Bottom Bracket: American loose ball
    Chain: KMC® Z410
    Cassette: 9T cassette driver
    Pedals: Plastic body with 1/2” axle

    Occasionally without notice, manufacturers sometimes change product specifications.

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