Mongoose  |  SKU: M41263U10OS

18" Mongoose Legion L18 (2025)

$41900
  • Recommended ages 5-8 years
  • Hi-tensile steel frame, fork & steel parts
  • Aluminium single wall rims with 18x2.30" Tyres
  • Rear Alloy U-Brake
Colour: Black

Pickup in-store only. Shipping not available.

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Sizing Chart

Sizing

BMX Bikes

This sizing chart to be used as a reference only. Minor variances may exist between manufacturers. The best way to determine your size is to visit us in-store and get fitted.

Wheel Size Top Tube Length Rider Height (cm) Rider Height (in)
12" 12-12.5" 60-91cm 2'0"-3'0"
14" 14-14.5" 81-106cm 2'8"-3'6"
16" 16-16.5" 96-122cm 3'2"-4'0"
18" 18-18.5" 122-147cm 4'0"-4'10"
20" 19.75-20.25" 147-157cm 4'10"-5'3"
20" 20-20.5" 157-168cm 5'3"-5'6"
20" 20.25-20.75" 168-175cm 5'6"-5'9"
20" 20.5-21" 175-183cm 5'9"-6'0"
20" 20.75-21.5" 183-190cm+ 6'0-6'3"

Shipping Information

Certain bike brands cannot be shipped and are only available for Click and Collect.

These include but are not limited to the following brands: Giant, GT, Liv, Momentum and Mongoose. 

For all other brands, we can provide a shipping quote to your postcode. Please contact us by email at staff@ivanhoecycles.com.au, or text us on 0417 122 950.

Fully assembled when you collect in-store
Buy Now, Pay Later
Free service adjustment within 6 months

Mongoose Legion L18 (2025)

With the Legion Series, Mongoose offers a full line of freestyle BMX bikes for riders of all ages and ability levels. The Legion L18 is the perfect in-between option for a kid who wants what comes on a standard 20” BMX but needs a slightly smaller frame!

HIGHLIGHTS

  • Mongoose® Hi-Ten steel frame and fork; 7” handlebar
  • 1-piece forged steel crank; 140 mm crank arms; 25/9t gearing
  • Aluminum single wall 28H rims; 18 x 2.3” tires

18" Mongoose Legion L18 (2025)

$41900

Colour

Motor

N/A

Controller

N/A

Display

N/A

Battery

N/A

Charger

N/A

Sizes

N/A

Frame material

Steel

Frame

Hi-Ten steel, BMX freestyle geometry

Fork

Hi-Ten steel

Handlebar

Mongoose, Hi-Ten steel, 26 in width, 7 in rise

Grips

Mongoose Zig, 130 mm

Bar Tape

N/A

Headset

Threadless, 1-1/8” external, retainer bearing

Stem

Mongoose, threadless front load, 48 mm

Seatpost

Steel, 250 mm, 25.4 mm

Saddle

Mongoose, steel rails

Pedals

Platform

Shifters

N/A

Front Derailleur

N/A

Rear Derailleur

N/A

Brakes

U-brake, aluminum

Brake Levers

N/A

Cassette/Freewheel

Single-speed, 9T cassette driver

Chain

KMC S1

Crankset

1-piece, forged steel, 25T steel chainring

Bottom Bracket

American loose ball

Rims

Aluminum single wall, 24 mm ID, 28H

Hubs

Steel, ball bearing, 3/8 in axle, 28H

Spokes

14G, steel, black

Tyres

18 in x 2.3 in, wire bead

Wheel Size

N/A

Extras

N/A
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