FIRSTNESS 36V Electric Dirt Bike Review: Specs, Pros and Cons
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This firstness 36v electric dirt bike review focuses on a youth-oriented off-road vehicle designed for ages 5 to 10. The bike features a 250W motor and a 36V 5.2Ah battery. These specs define its performance, offering up to 90 minutes of ride time and a top speed of 15.5 mph. It is built for beginners who need gradual speed increases. The listing highlights three distinct speed modes to help riders build confidence. With a 10% climbing capacity, it handles varied terrain. This model targets young riders looking for a safe introduction to electric dirt biking.
What stands out
- Three speed modes: 5.0, 7.5, and 15.5 mph for gradual skill building
- 250W motor with 10% climbing capacity for off-road terrain
- 36V 5.2Ah battery providing up to 90 minutes of riding time
- 12-inch inflatable rubber tires with an advanced suspension system
- Automatic power-off function and drum brakes for safety
Who it fits
Good fit for
This bike suits families with children aged 5 to 10 who want a safe introduction to off-road riding. The three speed settings allow parents to start beginners at 5.0 mph. The 133 lbs weight capacity fits most young riders. The 90-minute battery life supports extended play sessions. It is ideal for flat or gently sloping yards where the 10% climbing limit is not a constraint. The lightweight 39 lbs frame makes it easy for adults to move.
Who should skip it
You should look elsewhere if you need high-speed thrills. The 15.5 mph top speed is slow for older teens or adults. The 10% climbing capacity limits performance on steep hills. The 5.2Ah battery provides only 10 miles of range, which is short for longer rides. If your child weighs over 133 lbs, this bike will not support them. It is not designed for professional racing or aggressive stunt riding.
Verdict: The FIRSTNESS 36V Kids Electric Dirt Bike is a safe, low-speed option for young beginners. Its three speed modes and robust braking system prioritize safety over performance.
Key specs for this dirt bike
250W motor
This power rating defines the bike's acceleration and ability to handle inclines. The listing notes a 10% climbing capacity, which helps young riders navigate gentle slopes without stalling. You should compare this to larger models with higher wattage if you expect steep terrain. For ages 5 to 10, this output provides balanced power for learning off-road skills safely.
36V 5.2Ah battery
This combination determines how long the bike runs on a single charge. It offers up to 90 minutes of riding time and a maximum range of 10 miles. You need to plan for a 5 to 6 hour recharge period between uses. When shopping, compare this capacity to other youth bikes to ensure it meets your family's outdoor session length requirements.
15.5 mph top speed
This is the maximum velocity the bike can reach in its highest gear. The listing provides three settings: 5.0, 7.5, and 15.5 mph. You can start with lower speeds to build confidence before advancing. Compare this limit to other electric scooters for kids to ensure it aligns with your child's skill level and local safety guidelines for youth vehicles.
133 lbs weight capacity
This limit indicates the maximum rider weight the frame and motor can support. It ensures structural integrity and proper suspension function for growing children. You should check your child's current weight against this number before purchasing. Compare this capacity with other dirt bikes to find a model that accommodates your child's size now and allows for some growth over time.
12-inch inflatable rubber tires
These tires provide grip and shock absorption for various road conditions. The inflatable design allows you to adjust pressure for better traction on dirt or grass. You benefit from a smoother ride compared to solid rubber tires. When comparing, consider that inflatable tires require maintenance to maintain proper pressure, unlike solid alternatives which need no upkeep.
Design and Build Quality
The listing describes this dirt bike as a youth-oriented off-road vehicle. It measures 43.7 by 24.4 by 26.8 inches. The frame supports a maximum weight capacity of 133 lbs. The unit weighs 39 lbs, which allows for simple moving and storage during family trips. You can choose from Blue, Green, Red, or Blue and Green finishes. The color options are available across four variations. The bike is designed for children aged 5 to 10.
It features 12-inch inflatable rubber tires. These tires provide exceptional grip and adapt to multiple road conditions. An advanced suspension system ensures a smooth ride on various surfaces. The bike uses drum brakes for stopping power. It also includes an automatic power-off function for safety. The layout is compact enough for home storage yet sturdy for outdoor use. The lightweight build lets you carry it easily.
According to the listing, the design balances portability with durability. The inflatable tires help absorb shocks from rough terrain. The drum brakes offer reliable stopping force for young riders. The compact dimensions make it suitable for smaller yards or parks. The sturdy frame supports the specified weight limit. You should consider the size and weight when planning storage or transport. The finish options allow you to match personal preferences. The overall build focuses on safe, off-road exploration for kids.
Setup And Everyday Use Guide
You will find this bike ready for immediate use upon delivery. The listing does not mention complex assembly steps, which simplifies the initial setup for you. The primary task involves charging the battery before the first ride. You should allow five to six hours for a full charge. This ensures the 36V 5.2Ah battery provides consistent power during your first session. The bike supports a maximum weight capacity of 133 lbs, making it suitable for children within the recommended age range of five to ten years. Its 39 lb weight allows you to move it easily for storage or transport. For daily use, you benefit from three distinct speed modes. You can start with the 5.0 mph setting to build confidence. As skills improve, you can switch to 7.5 mph or the top speed of 15.5 mph. The automatic power-off function adds a layer of safety during these sessions. You also rely on drum brakes for stopping. The 12-inch inflatable rubber tires provide grip on various terrains. You can adjust the advanced suspension system to match road conditions. This adaptability helps maintain a smooth ride. The bike’s dimensions of 43.7 by 24.4 by 26.8 inches fit well in standard garages or outdoor spaces. You can enjoy up to 90 minutes of riding time per charge, covering a range of up to 10 miles. This duration allows for extended play without frequent interruptions for recharging. The 10% climbing capacity lets you tackle gentle slopes with ease. You do not need special tools or technical knowledge to operate the speed controls or manage the battery. This straightforward design supports consistent, safe riding experiences for young users.
Before You Buy This Dirt Bike
You should verify that your charging space handles the 5–6 hour charge time. Keep the battery dry and store it in a cool area to preserve its 36V 5.2Ah capacity. The 12-inch inflatable tires need regular pressure checks for optimal grip on varied terrain. Inspect the drum brakes before each ride to ensure safe stopping power at speeds up to 15.5 mph. This bike is designed for ages 5 to 10, so confirm your child fits within the 133 lbs weight limit. Its compact 43.7-inch length allows for easy transport in most family vehicles. Unlike adult electric scooters, this dirt bike offers off-road capability and three distinct speed modes. You will need a helmet and protective gear for safe operation. The automatic power-off feature adds a layer of safety, but you must still supervise young riders closely. This model suits families looking for a durable, outdoor-focused ride rather than urban commuting.
Check before you buy
- Confirm your child is between ages 5 and 10.
- Check that the rider weighs less than 133 lbs.
- Ensure you have space for a 5–6 hour charge.
- Verify your vehicle can transport the 39 lb unit.
- Inspect tire pressure and brake function before first use.
The product at a glance
FIRSTNESS 36V Kids Electric Dirt Bike
Best for: beginner off-road riders aged 6 to 10
- Motor Power
- 250W
- Top Speed
- 15.5 MPH
- Battery Voltage
- 36V
- Max Range
- 10 miles
- Tire Type
- Inflatable rubber
- Target Age
- Ages 6+
View on Amazon: FIRSTNESS 36V Kids Electric Dirt Bike Affiliate link
This FIRSTNESS electric dirt bike is built for kids ages 6 and up. It uses a 36V 5.2Ah battery that provides up to 90 minutes of riding time and a range of 10 miles. The 250W motor offers three speed modes, reaching a top speed of 15.5 mph. It features 12-inch inflatable tires and an advanced suspension system for off-road use. The bike supports a maximum weight of 133 lbs and includes drum brakes for safety.
Pros
- 36V 5.2Ah battery delivers up to 90 minutes of ride time
- Three speed modes with a top speed of 15.5 mph
- 250W motor with 10% climbing capacity for varied terrain
- 12-inch inflatable rubber tires provide off-road grip
- Advanced suspension system ensures a smooth ride
Cons
- 5–6 hour full charge time is slow for daily use
- 10-mile maximum range limits long-distance rides
- 133 lbs weight capacity restricts use to smaller riders
Good fit if
- You want a bike with three adjustable speed settings for beginners
- You need a vehicle with inflatable tires for off-road terrain
- You are looking for a bike with a top speed under 16 mph
Skip if
- You require a range longer than 10 miles per charge
- You need a charging time shorter than 5 hours
- You are an adult rider exceeding 133 lbs
Verdict: FIRSTNESS 36V Kids Electric Dirt Bike fits young riders who need controlled speeds and off-road capability. It suits families prioritizing safety features like drum brakes and suspension over long-range travel.
Specifications side by side
| Spec | FIRSTNESS 36V Kids Electric Dirt Bike |
|---|---|
| Motor Power | 250W |
| Top Speed | 15.5 MPH |
| Battery Voltage | 36V |
| Max Range | 10 miles |
| Tire Type | Inflatable rubber |
| Target Age | Ages 6+ |
| Max Rider Weight | 133 lbs |
| Features | Hydraulic suspension, drum brakes |
| Target Audience | Kids |
| Dimensions | 43.7 × 24.4 × 26.8 inches |
| Size | 43.7 inches x 24.4 inches x 26.8 inches |
| Color | Blue & Green |
| Model | Electric Dirt Bike |
Frequently asked questions
What age group is the FIRSTNESS 36V electric dirt bike designed for?
This bike is intended for kids aged 6 to 10. It targets beginner off-road riders who need controlled speeds. The design prioritizes safety features like drum brakes and suspension. This makes it suitable for families focusing on secure riding experiences rather than long-range travel.
What are the physical dimensions of this electric dirt bike?
The unit measures 43.7 inches in length, 24.4 inches in width, and 26.8 inches in height. These dimensions define its footprint for storage and transport. The compact size helps it fit in standard vehicles while providing enough space for young riders to maneuver comfortably on trails.
What color options are available for the FIRSTNESS model?
The listing specifies a Blue & Green color scheme. This visual style appeals to its target youth audience. The color combination is consistent across the frame and body panels. No other color variations are mentioned in the provided specifications for this specific model.
Is this bike suitable for heavy riders?
No, it is not designed for heavy adults. The frame supports a maximum weight capacity of 133 lbs. This limit ensures the suspension and structure remain safe during use. You should verify the rider's weight stays within this range to prevent damage to the bike or injury.
How does the 36V battery affect performance?
The 36V voltage powers the 250W motor to deliver controlled acceleration. It supports up to 90 minutes of ride time per charge. This setup offers sufficient power for gentle slopes with a 10% climbing capacity. It balances energy use with manageable speeds for younger users.
What type of tires does this dirt bike use?
It uses 12-inch inflatable tires for traction. These tires require regular pressure checks to maintain optimal grip on varied terrain. Inflatable tires absorb shocks better than solid ones, improving comfort on off-road paths. You should inspect them frequently to ensure safe handling during rides.