---
product_id: 545845622
title: "Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years"
brand: "dynacraft"
price: "A$1000"
currency: AUD
in_stock: true
reviews_count: 5
category: "Dynacraft"
url: https://www.desertcart.com.au/products/545845622-dynacraft-major-damage-bike-12-20-inch-wheels-boys-ages
store_origin: AU
region: Australia
---

# 20-inch BMX wheels Easy rear coaster brake Sturdy steel frame Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years

**Brand:** dynacraft
**Price:** A$1000
**Availability:** ✅ In Stock

## Summary

> 🚀 Own the ride, own the moment — Major Damage, Major Fun!

## Quick Answers

- **What is this?** Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years by dynacraft
- **How much does it cost?** A$1000 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/545845622-dynacraft-major-damage-bike-12-20-inch-wheels-boys-ages)

## Best For

- dynacraft enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Robust alloy steel frame with deluxe blue crystalline-effect paint that turns heads and resists wear.
- • **Ready to Roll:** Includes kickstand and eye-catching handlebar pad for that extra flair and convenience on every ride.
- • **Stop on a Dime:** User-friendly rear coaster brake ensures smooth, confident stops every time—safety meets style.
- • **Ride Like a Pro:** Durable 20-inch BMX wheels built for ages 6-10, perfect for growing riders ready to own the streets.
- • **Comfort That Grows:** Adjustable padded seat and removable training wheels let your child progress from beginner to BMX champ.

## Overview

The Dynacraft Major Damage Bike is a 20-inch BMX-style bicycle designed for boys aged 6-10, featuring a durable alloy steel frame with a vibrant blue crystalline-effect finish. It includes a rear coaster brake for easy stopping, an adjustable padded seat, removable training wheels for beginners, and a kickstand for convenience. Lightweight yet sturdy, this bike combines style, safety, and growth-ready features to make every ride epic.

## Description

Be awesome, be epic, and cause some major damage on the Magna Major Damage 20-inch Boys Bike by Dynacraft. This BMX-style frame boasts a deluxe paint finish in vibrant blue and black, complete with eye-catching graphics and vibrant details on the handlebar pad, frame, and chain guard. Coaster brakes make stopping a breeze, while removable/adjustable training wheels offer extra stability until they're ready to ride on their own. An adjustable, padded seat ensures the bike can grow with them, and the size and design are optimal for riders aged 3-5 years. Get your little one ready for an epic ride with the Dynacraft Major Damage 20-inch Boys Bike!

Review: It came earlier than expected. Just the right size for my grandson who is 8 years old now. It only took 15 minutes to put together. It's heavy duty and well made. Good quality and looks good to. Great color with pad on handle bars.
Review: Very easy to assemble, durable, easy to ride. It’s overall a great bike!

## Features

- Sturdy steel frame with deluxe blue crystalline-effect paint finish
- 20 inch wheel size for rider 6-10 years or 48-53" tall
- Easy to use rear coaster brake
- Custom handlebar pad
- Kickstand included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09V8ZCTDY |
| Age Range | 6-10 |
| Bike Type | BMX Bike |
| Brake Type | Coaster |
| Brand | Dynacraft |
| Color | Blue |
| Customer Reviews | 4.4 4.4 out of 5 stars (167) |
| Date First Available | 20 January 2023 |
| Department | boys |
| Features | other |
| Frame Material | Alloy Steel |
| Frame Size | 20 Inches |
| Included Components | Kickstand, Reflectors |
| Item model number | 8115-03 |
| Manufacturer | Dynacraft |
| Material Type | Steel |
| Number of Items | 1 |
| Number of Speeds | 1 |
| Power Source | Pedal power |
| Product Dimensions | 140 x 65.02 x 92.08 cm; 11.38 kg |
| Size | 20 " |
| Skill Level | Beginner |
| Style | Kickstand |
| Suspension | Rigid |
| Usage | Gravel, Road |
| Wheel Size | 20 Inches |
| handle-type | BMX Bar |

## Product Details

- **Age range (description):** 6-10
- **Bike type:** BMX Bike
- **Brand:** Dynacraft
- **Colour:** Blue
- **Number of speeds:** 1

## Images

![Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years - Image 1](https://m.media-amazon.com/images/I/710H6qh9jzL.jpg)
![Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years - Image 2](https://m.media-amazon.com/images/I/61CnpgwdltL.jpg)
![Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years - Image 3](https://m.media-amazon.com/images/I/71rU0YnIP9L.jpg)
![Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years - Image 4](https://m.media-amazon.com/images/I/511QumAeW5L.jpg)
![Dynacraft Major Damage Bike, 12-20-Inch Wheels, Boys Ages 3-10 Years - Image 5](https://m.media-amazon.com/images/I/71-NgdJ4vxL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by C***T on 24 December 2025*

It came earlier than expected. Just the right size for my grandson who is 8 years old now. It only took 15 minutes to put together. It's heavy duty and well made. Good quality and looks good to. Great color with pad on handle bars.

### ⭐⭐⭐⭐⭐ Review
*by M***P on 6 January 2024*

Very easy to assemble, durable, easy to ride. It’s overall a great bike!

### ⭐⭐⭐⭐⭐ Review
*by W***S on 24 December 2024*

Grandson 7 yr old ❤️ it. Good quality frame is solid looks great

## Frequently Bought Together

- Dynacraft Magna Major Damage Children's Bike – Bold and Durable Design, Perfect for Kids Learning to Ride, Sturdy and Easy to Assemble, Ideal for Young Riders
- Dynacraft Childrens Bike Star Burst Bicycle Wheel for Exercise, Play, Gift Bicycle for Girls, Boys Ride Outside
- Dynacraft Magna Throttle Children's Bike – Sleek and Sturdy Design, Perfect for Kids Learning to Ride, Durable and Easy to Assemble, Ideal for Young Riders

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**Shop now:** [https://www.desertcart.com.au/products/545845622-dynacraft-major-damage-bike-12-20-inch-wheels-boys-ages](https://www.desertcart.com.au/products/545845622-dynacraft-major-damage-bike-12-20-inch-wheels-boys-ages)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-03-09*