---
product_id: 148969896
title: "Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing"
brand: "mongoose"
price: "VT209781"
currency: VUV
in_stock: true
reviews_count: 13
category: "Mongoose"
url: https://www.desertcart.vu/products/148969896-mongoose-legion-bmx-bike-hi-ten-steel-frame-25x9t-36x16t
store_origin: VU
region: Vanuatu
---

# Hi-Ten Steel Frame - durable & tough Aluminum Mag Wheels - sleek & low-maintenance 3 Gearing Options - smooth, reliable ride Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing

**Brand:** mongoose
**Price:** VT209781
**Availability:** ✅ In Stock

## Summary

> 🚀 Own the streets, ride like a legend.

## Quick Answers

- **What is this?** Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing by mongoose
- **How much does it cost?** VT209781 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/148969896-mongoose-legion-bmx-bike-hi-ten-steel-frame-25x9t-36x16t)

## Best For

- mongoose enthusiasts

## Why This Product

- Trusted mongoose brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smooth Operator:** Multiple gearing options (25x9T, 36x16T, 40x16T) deliver seamless pedaling and control on any terrain.
- • **Built to Last, Ready to Blast:** Hi-Ten steel frame engineered for rugged neighborhood and skatepark adventures.
- • **Tailored Ride for Every Rider:** Choose from 16, 18, or 20-inch wheels to fit riders from 3'6" to 6'0" tall—perfect for growing pros.
- • **Stop on a Dime, Stunt with Confidence:** Alloy rear U-brakes provide precise stopping power for safe tricks and stunts.
- • **Iconic BMX Heritage Meets Modern Style:** Aluminum mag wheels with sealed bearings combine bold looks with performance that turns heads.

## Overview

The Mongoose Legion BMX Bike is a beginner-friendly, durable BMX designed for kids and adults with wheel sizes from 16 to 20 inches. Featuring a tough hi-ten steel frame, three gearing options for smooth rides, and stylish aluminum mag wheels with sealed bearings, it offers reliable performance and eye-catching style. Equipped with alloy rear U-brakes for safety and control, this bike channels over 50 years of BMX heritage to help riders push limits and master their skills.

## Description

For almost 40 years, mongoose has been in the dirt, on the trails, and off the ramps. Founded in 1974 in a southern california garage, mongoose has always been an aggressive brand with products that push the limits of what a rider can do. Blaze off road trails or race down paved streets with this scooter's 12 inch air inflated wheels, perfect for all types of terrain. Bmx bike style alloy caliper hand brakes provide confident speed control and immediate stopping ability. This scooter features a wide foot deck for added balance and stability while coasting. Impress friends with epic sidewalk tricks with the scooter's bmx freestyle brake rotor and axle pegs. This scooter comes unassembled and has a 220 pound maximum weight capacity.SpecificationsRecommended ages: 8 and upMaximum weight capacity (lb.): 250Product height (in.): 38Type: BMX BikesWheels/tires: 20-inch freestyle with sealed bearingsManufacturer warranty - general: 1 year limitedManufacturer warranty - parts: 1 year limitedNumber of speeds: 1Rims: Aluminum magnesiumAssembly Required Flag: YesFork: FreestyleSeat: Padded freestyleGender: Boys'Product weight (lb.): 32Brakes: U-brakesProduct length (in.): 56Frame: High-tensile steelProduct width (in.): 27

Review: Extremely Easy to Assemble. Bike Looks Amazing. M8x1.25 Tap May be Needed. - The bike from the pictures looked pretty cool. I didn't realize how beautiful this bike would be until it came in the mail. I purchased the Legion Mag in orange for my 8 year old. It was great to see his reaction on Christmas when receiving this bike. He was so excited. I read some other reviews from reviewers who had complaints on the difficulty of assembling the bike and in my opinion the people having trouble assembling the bike must be blatantly ignorant or illiterate. The instructions for assembly are written so a teenager could assemble this bike, with clearly labeled diagrams and more in depth explanations than what is necessary for assembly. The instructions on assembly are excellent and I had almost no trouble assembling the bike without them until it came to adjusting the brakes. I assembled the entire bike without instructions except for the brakes because it is just self explanatory. I was also able to assemble the brakes without any trouble or needing the instructions although I did refer to them for proper adjustment and alignment protocols. The only issue I had when assembling the bike is when I got to the point of attaching the handlebars to the handlebar binder assembly attached to the stem. The four socket cap screws that tighten down on the handlebar binder bracket would not thread easily. I felt as though I would break the screws or destroy the threads if I attempted to tighten them down far enough to grip the handlebars. There was too much paint in the threaded holes and also the tolerances on the machining of the threads was not great. I have included some pictures showing just how much paint was removed from tapping and also chips from burs in the threaded holes from poor tolerance drilling and tapping at the factory. In order to fix this problem I grabbed a tap handle and a M8x1.25 normal thread tap and tapped the holes. I would give this bike a 4.9 out of 5 if I could just because I needed to tap these holes and a tap was not listed as a required tool. I don't think many people will have problems assembling the bike even if they have this issue and need to tap the four holes as these are the only holes that need anything to be screwed into. Honestly if you don't at the very least know how to use a tap and die set you probably shouldn't be assembling a bike as it's not safe to do so if you're not familiar with basic tools. You could wind up hurting your child from pure negligence if you don't know how to use basic hand tools to assemble this bike properly. My suggestion is that you take it to a local bike shop and pay $30-$40 to have them assemble the bike and adjust the brakes if you don't know what you are doing. I assume some people who buy this bike will do just that with the majority of people knowing how basic hand tools work and them being able to assemble it themselves. Overall the bike is amazing, my son loves it, it was extremely easy to assemble, and I recommend you tap the holes on the handlebar binder even if it doesn't need it as it will allow you to make a more secure connection. Please don't listen to people complaining about difficult assembly as it was extremely easy even the detangler brakes something of which I've never seen or dealt with on a bike before. The instructions are very clear on how to hook the brakes up and how to adjust them properly and I was actually surprised how easy it was to assemble the brakes because I was expecting something very difficult based on the reviews but it turns out these brakes are easier to assemble than normal brakes.
Review: Good quality Bike - Great Bike for a beginner and a leap above Huffy and Walmart bikes. I remember Mongoose being a Good recognizable brand decades ago. This bike was easy to assemble. I think it took an hour to unbox and put together. Box was damaged heavily, but bike was packed so well with foam and wrapping that there wasn't a single scratch. The most important part is the kid is happily surprised and liked the color.

## Features

- KIDS BMX BIKE: Endless fun awaits with the Legion by Mongoose. Featuring 16, 18 or 20-inch wheels, this kids BMX bike is perfect for riders from less than 3'6" - 6'0" tall. Built for beginners, this bicycle gives kids their first taste of riding like the pros.
- BORN IN DIRT: Built for neighborhood or skatepark fun, the durable hi-ten steel frame is tough enough for young riders. With 25x9T, 36x16T or 40x16T gearing, this girls and boys bike provides a reliable ride.
- COOLEST BIKE ON THE BLOCK: This Mongoose BMX bike is built to turn heads with upgraded aluminum mag wheels and sealed bearings. Designed for both durability and smooth riding, it delivers the perfect mix of bold style and high performance.
- FROM START TO STUNT: Alloy rear U-brakes provide secure stops for safety and control when performing tricks. This bike helps young riders emulate their favorite BMX pros.
- KNOW YOUR ROOTS: As one of the OGs in action sports, Mongoose has helped bring the BMX movement to the world. For over 50 years, we've been all about epic rides and pushing limits – and we're just getting started.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01LVXNPK7 |
| Additional Features | Aluminum Frame, BMX, freestyle, off road |
| Age Range (Description) | Little Kid |
| Age Range Description | Little Kid |
| Best Sellers Rank | #68,914 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #139 in Kids' Bicycles |
| Bicycle Drivetrain Type | single-speed |
| Bike Type | BMX Bike |
| Brake Style | U Brake |
| Brand | Mongoose |
| Brand Name | Mongoose |
| Color | Orange |
| Customer Reviews | 4.4 out of 5 stars 4,143 Reviews |
| Derailleur Configuration | Rear |
| Frame Material Type | Alloy Steel |
| Global Trade Identification Number | 00038675090927 |
| Included Components | Bicycle |
| Is Assembly Required | Yes |
| Is Autographed | No |
| Item Type Name | Freestyle Sidewalk BMX Bike |
| Item Weight | 32 Pounds |
| Manufacturer | Pacific Cycle, Inc. |
| Maximum Weight Recommendation | 250 Pounds |
| Minimum User Height | 56 Inches |
| Model Name | Legion Novice |
| Model Number | M41707M70OS |
| Number Of Speeds | 1 |
| Number of Handles | 2 |
| Number of Speeds | 1 |
| Power Source | Pedal power (human energy transferred through a drivetrain) |
| Size | 20-Inch Wheels/MAG |
| Skill Level | Beginner |
| Specific Uses For Product | BMX |
| Style Name | Mag |
| Suspension Type | Rear |
| UPC | 038675090927 |
| Warranty Description | Limited Lifetime |
| Warranty Type | Limited |
| Wheel Material | Alloy Steel |
| Wheel Size | 20 Inches |

## Product Details

- **Age Range (Description):** Little Kid
- **Bike Type:** BMX Bike
- **Brand:** Mongoose
- **Color:** Orange
- **Frame Material:** Alloy Steel
- **Included Components:** Bicycle
- **Number of Speeds:** 1
- **Special Feature:** Aluminum Frame, BMX, freestyle, off road
- **Suspension Type:** Rear
- **Wheel Size:** 20 Inches

## Images

![Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing - Image 1](https://m.media-amazon.com/images/I/81OZVQb9KLL.jpg)
![Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing - Image 2](https://m.media-amazon.com/images/I/61PiOtuE+oL.jpg)
![Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing - Image 3](https://m.media-amazon.com/images/I/614CB90jd+L.jpg)
![Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing - Image 4](https://m.media-amazon.com/images/I/71P4hSHsCcL.jpg)
![Mongoose Legion BMX Bike, Hi-Ten Steel Frame, 25x9T, 36x16T or 40x16T Gearing - Image 5](https://m.media-amazon.com/images/I/616+q3adC1L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Extremely Easy to Assemble. Bike Looks Amazing. M8x1.25 Tap May be Needed.
*by D***E on December 30, 2020*

The bike from the pictures looked pretty cool. I didn't realize how beautiful this bike would be until it came in the mail. I purchased the Legion Mag in orange for my 8 year old. It was great to see his reaction on Christmas when receiving this bike. He was so excited. I read some other reviews from reviewers who had complaints on the difficulty of assembling the bike and in my opinion the people having trouble assembling the bike must be blatantly ignorant or illiterate. The instructions for assembly are written so a teenager could assemble this bike, with clearly labeled diagrams and more in depth explanations than what is necessary for assembly. The instructions on assembly are excellent and I had almost no trouble assembling the bike without them until it came to adjusting the brakes. I assembled the entire bike without instructions except for the brakes because it is just self explanatory. I was also able to assemble the brakes without any trouble or needing the instructions although I did refer to them for proper adjustment and alignment protocols. The only issue I had when assembling the bike is when I got to the point of attaching the handlebars to the handlebar binder assembly attached to the stem. The four socket cap screws that tighten down on the handlebar binder bracket would not thread easily. I felt as though I would break the screws or destroy the threads if I attempted to tighten them down far enough to grip the handlebars. There was too much paint in the threaded holes and also the tolerances on the machining of the threads was not great. I have included some pictures showing just how much paint was removed from tapping and also chips from burs in the threaded holes from poor tolerance drilling and tapping at the factory. In order to fix this problem I grabbed a tap handle and a M8x1.25 normal thread tap and tapped the holes. I would give this bike a 4.9 out of 5 if I could just because I needed to tap these holes and a tap was not listed as a required tool. I don't think many people will have problems assembling the bike even if they have this issue and need to tap the four holes as these are the only holes that need anything to be screwed into. Honestly if you don't at the very least know how to use a tap and die set you probably shouldn't be assembling a bike as it's not safe to do so if you're not familiar with basic tools. You could wind up hurting your child from pure negligence if you don't know how to use basic hand tools to assemble this bike properly. My suggestion is that you take it to a local bike shop and pay $30-$40 to have them assemble the bike and adjust the brakes if you don't know what you are doing. I assume some people who buy this bike will do just that with the majority of people knowing how basic hand tools work and them being able to assemble it themselves. Overall the bike is amazing, my son loves it, it was extremely easy to assemble, and I recommend you tap the holes on the handlebar binder even if it doesn't need it as it will allow you to make a more secure connection. Please don't listen to people complaining about difficult assembly as it was extremely easy even the detangler brakes something of which I've never seen or dealt with on a bike before. The instructions are very clear on how to hook the brakes up and how to adjust them properly and I was actually surprised how easy it was to assemble the brakes because I was expecting something very difficult based on the reviews but it turns out these brakes are easier to assemble than normal brakes.

### ⭐⭐⭐⭐⭐ Good quality Bike
*by T***S on March 2, 2026*

Great Bike for a beginner and a leap above Huffy and Walmart bikes. I remember Mongoose being a Good recognizable brand decades ago. This bike was easy to assemble. I think it took an hour to unbox and put together. Box was damaged heavily, but bike was packed so well with foam and wrapping that there wasn't a single scratch. The most important part is the kid is happily surprised and liked the color.

### ⭐⭐⭐⭐⭐ Great people
*by J***H on January 21, 2026*

Great bike. And during shipping the chain Guard got broken, Pacific Cycle was awesome replacing it quick and friendly. A great shopping experience. Thanks guys

## Frequently Bought Together

- Mongoose Legion Kids Freestyle Sidewalk BMX Bike, Beginner Riders, Boys and Girls, 16-20-inch Wheels, Hi-Ten Steel Frame, Micro Drive BMX Gearing
- Zelerdo 2 Pairs Aluminum Alloy Bike Pegs for Mountain Bike Cycling Rear Stunt Pegs Fit 3/8 inch Axles
- Mongoose Legion Kids Freestyle BMX Bike, Intermediate Rider, Boys and Girls Bikes, 20-Inch Wheels, Hi-Ten Steel Frame, Micro Drive 25x9T BMX Gearing

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-09*