Dirtbike Child NRG50 12/10"
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Product details
When charm meets power: the NRG50 12/10" Kids Dirtbike, a machine designed for future champions
The Powerful Kids Dirtbike NRG50 12/10" from Nitro Motors embodies the perfect blend of performance and safety for young riders. With its 50cc 2-stroke air-cooled engine delivering 6.6 kW and a top speed of 50 km/h, this mini motocross bike offers an exciting yet controlled riding experience, ideal for children aged 6 to 10. Its aggressive design, inspired by competition models, and its powerful sound thanks to the racing exhaust will thrill young riders while reassuring parents about its robustness. At XtremRS, we selected this model for its German reliability (imported by Menila GmbH) and its unmatched quality-price ratio in thermal kids' dirtbikes.

Kickstart: simplicity that enhances young riders' independence
Forget batteries to recharge or finicky electric starters! The NRG50 12/10" features a robust kickstarter, specially designed for small legs. This mechanical system offers several key advantages:
- Unmatched reliability: no electronic failures, even after years of intensive use.
- Technical learning: the child develops a sense of timing and coordination, essential skills for progressing to more powerful bikes.
- Enhanced safety: the kickstart prevents accidental starts (unlike an electric button).
XtremRS Tip: To make starting easier, teach your child to place the bike on a flat surface and use body weight rather than brute force. Regular maintenance of the kickstarter (lubricating the axles) extends its lifespan – check out our complete maintenance guide for 49cc engines.
Aluminum frame and chassis: a competition-grade structure for a premium kids' dirtbike
The heart of the NRG50 lies in its sprayed aluminum frame (anti-corrosion treatment) and a redesigned swingarm to absorb landing shocks. This premium architecture offers:
- Optimal rigidity: the featherweight of 39.8 kg (empty) is perfectly distributed for stability in turns.
- Exceptional durability: aluminum resists scratches and rust, even after muddy sessions.
- Adapted geometry: with a seat height of 61 cm and a wheelbase of 94 cm, the riding position is natural for children from 1m20 to 1m40 tall.
XtremRS Expertise: Unlike low-end steel models, this frame effortlessly supports the 60 kg maximum load (rider weight + gear). To check its condition, regularly inspect the weld points and engine mounts – our safety checklist guides you step by step.


Telescopic fork and rear shocks: the winning duo for optimal comfort and safety
The NRG50 12/10" stands out with its front telescopic fork (30 mm diameter) and hydraulic rear shock, rare features on a kids' dirtbike. This high-end suspension ensures:
- Superior shock absorption: ideal for rough terrain (bumps, roots) or jump landings.
- Trajectory control: the aggressive tread pattern of the 2.50x10" tires (front/rear) grips the ground to prevent skidding.
- Progressive adjustment: the rear shock allows preload adjustment based on the child's weight.
Terrain Recommendation: For tracks like La Roche-en-Brenil (Burgundy) or Venarey-les-Laumes, where elevation changes are frequent, this suspension makes all the difference. Maintenance Tip: Clean the fork seals after each ride to prevent premature wear (see our dedicated tutorial).
Racing exhaust: powerful sound and optimized performance for a 50cc kids' dirtbike
The NRG50's specific exhaust is more than just aesthetics: it's a key component for performance. Its advantages:
- Deep, motivating sound: the "kerniger Sound" (as described by the manufacturer) encourages the child without being deafening (complies with European noise standards).
- Torque gain: the exhaust geometry optimizes gas flow for more responsive acceleration.
- Unmatched durability: made of stainless steel, it resists heat and mud splashes.
Warning: To maintain performance, always use a 20:1 oil/gasoline mix (high-quality 2-stroke oil). A clogged exhaust reduces power and increases fuel consumption – our guide on thermal engine ignition explains how to diagnose related issues.


Why choose the Powerful Kids Dirtbike NRG50 12/10" at XtremRS?
At XtremRS, we don't just sell a bike: we offer a turnkey experience for demanding parents. Here's what sets us apart:
- Prepared delivery: the bike arrives pre-adjusted and inspected by our technicians (brakes, tire pressure, oil level checked).
- Free safety kit: kneepads, gloves, and helmet (upon request) to complete your child's gear.
- Responsive customer service: our partner workshop in Burgundy handles warranty repairs (2 years on the frame, 1 year on the engine).
- Access to our community: personalized advice via our 6-10 years buying guide and our track sheets to find the best spots near you.
Did you know? The NRG50 is track-homologated (unlike many low-cost models). Your child can participate in beginner courses, such as those organized at Motoclub des Grands Crus (Beaune), supervised by certified instructors.
Warning
The user must wear appropriate protective gear and be supervised by an adult.
The purchase of a Dirt bike, Pit bike, Quad, or similar vehicle by a minor over 14 years old is made under the responsibility of an adult. Only one user may ride the vehicle at a time.
Purchases on the riderproshop site must be made by an adult.
Warning: Dirt bikes / Pit bikes / Quads / Pocket quads are motorized vehicles, not toys.
It is recommended to have assembly and maintenance performed by a professional. We advise users to check the vehicle's condition before/after each use.
General
- Brand Nitro Motors
- Reference 11104520808
Features
- Engine Thermique 2 Temps
- Front Wheel Size 12"
- Rear Wheel Size 10"
- Engine displacement 50cc
- Power 8.9 CV
- Brake Type Freins à Disques
- Cooling Par Air
- Clutch Automatique
- Transmission Chaine
- Front tires 2,50-10
- Rear tire 2,50-10
- Net Weight 40
- Wheelbase 940
- Starter Type Kick