RFN SX-8
The RFN SX-8 is a high-performance youth electric dirt bike built for riders who are ready to move beyond beginner platforms and ride with real speed and confidence. Designed for ages 10–12, the SX-8 delivers strong acceleration, longer ride time, and a larger, more planted chassis that feels much closer to a full-size dirt bike. With multiple ride modes and a powerful electric drivetrain, it’s the perfect step between youth bikes and teen-size performance machines.
SPECS
⚡ QUICK SPECS
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Recommended age: 10–12 years
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Seat height: 29.3”
→ Taller stance that feels closer to a full-size dirt bike -
Bike weight: ~130 lbs
→ Stable and planted, without being too heavy for youth riders -
Top speed: up to 53 mph
→ Comparable to a 125cc gas dirt bike -
Power: 6kW electric motor
→ Strong, responsive acceleration with smooth delivery -
Sport capability: up to 13kW
→ Performance headroom as skills improve -
Power modes: 3 selectable modes
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Wheels: 14” front / 12” rear
→ Larger wheels for better stability and control
What it means:
This is a serious youth performance bike — fast, capable, and built for progression.
WHO IT'S BUILT FOR
The RFN SX-8 is designed for confident young riders who already understand throttle and braking and are ready for more speed and control.
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Riders ages 10–12 with riding experience
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Kids moving up from 110cc-equivalent bikes
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Riders practicing track skills, trail riding, or aggressive backyard riding
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Families looking for performance without jumping to adult-size bikes
What it means:
A powerful youth bike that rewards skill and grows with the rider.
🔋 BATTERY & RANGE
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Power: 60V system / 6kW (up to 13kW sport)
→ Higher voltage = stronger pull and better sustained speed
→ Feels similar to a 125cc gas dirt bike -
Runtime & Range: 35Ah / 2,100Wh
→ Think of this as a large fuel tank for a youth bike
→ Up to 38 miles per charge or about 3 hours of riding, depending on speed -
Charging: approx. 2.5–3 hours
→ Faster turnaround than many bikes in its class
What it means:
Long ride sessions with real performance — less waiting, more riding.
SAFETY & CONTROL
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Built to manage speed without sacrificing confidence.
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3 ride modes
→ Parents can limit power as riders progress -
Smooth throttle mapping
→ Predictable response, no sudden surges -
Disc brakes
→ Strong, consistent stopping power -
Larger chassis and wheels
→ Improved stability at higher speeds
What it means:
Fast enough to excite, controlled enough to stay safe.
Pricing: $3,599
No Hidden Fees, No Assembly Fee, No Dealer Markups
Buy Local. Ride Confident.
At East Bay E-Moto, you’re not buying from a website — you’re buying from riders. We don’t ship bikes in boxes and we don’t disappear after checkout. You can see the bike in person, make sure it fits your child, ask real questions, and even book a demo ride before you decide. Our pricing is the same as online stores and marketplace resellers, with no dealer markups, no assembly fees, and no hidden charges — just honest pricing and local support. From setup and safety guidance to ongoing help as your child grows, we’re here long after the purchase. Real bikes. Real people. Real support.