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We offer a 30-day return window on eligible items from the date of delivery. Products must be unused, in original condition, and returned in their original packaging. To start a return, contact us at support@adventuremotion.com or call (877) 834-4299. Return shipping costs may apply for non-defective items. Damaged or defective items are replaced at no cost to you.

Frequently Asked Questions

Do you offer financing?

Yes — we partner with Affirm so you can split your purchase into easy monthly payments with 0% APR options. Just select Affirm at checkout.

Are you an authorized dealer?

Yes. Adventure Motion is an authorized online dealer for all brands we carry. That means your manufacturer warranty is fully valid and protected.

Can you help me choose the right product?

Absolutely. Call us at (877) 834-4299 or email support@adventuremotion.com — our team specializes in outdoor gear and can match you to the right product.

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Contact us within 48 hours of delivery at support@adventuremotion.com. We'll arrange a replacement at zero cost to you — no questions asked.

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The F18 is HappyRun's compact mid-drive dirt bike, and the spec sheet is aimed squarely at torque: 6000W of peak power and 245 N·m through a chain drive, which is what gets the front wheel up and pulls the bike out of corners. Top speed is 46 mph, and the 60V 30Ah battery is good for around 60 miles depending on how hard you ride it.

Its short wheelbase and 26.5 in seat height make it easy to throw around, and the low stand-over suits riders from about 3'11" up to 6'1", so it works for a teen and an adult in the same garage. Payload runs to 300 lbs.

Suspension is full front and rear with a hydraulic fork, and braking is hydraulic on 190mm discs at both ends. The 70/100-17 front and 90/100-14 rear tires are off-road rubber, and the whole package carries an IPX5 water rating for wet trails.

⚠️ OFF-ROAD USE ONLY — NOT STREET LEGAL

This vehicle is designed exclusively for recreational off-road riding and is not street legal. It is intended for use on private property, dirt trails, motocross tracks, and designated off-road riding areas only. This product is NOT classified as a transportation vehicle and may not be operated on public roads, highways, sidewalks, bike lanes, or any public-access roadway. This product does not include a VIN, title, or registration and is sold strictly as recreational off-road sporting equipment. Always wear a DOT-approved helmet and appropriate protective gear. Off-road vehicle laws vary by state — riders are responsible for reviewing and complying with all applicable local regulations.

Motor & Battery

  • Motor: 60V 6000W peak mid-drive
  • Peak Torque: 245 N·m
  • Battery: 60V 30Ah lithium (1800Wh)
  • Charger: 67.2V 3.7A, 110-220V input
  • Charge Time: 6-8 hours
  • Controller: 67.2V 80A

Performance

  • Top Speed: 46 mph (75 km/h)
  • Range: Up to 60 miles
  • Transmission: Chain drive
  • Throttle: Half twist

Chassis

  • Suspension: Full suspension
  • Front Fork: Hydraulic
  • Rear: Hydraulic plus spring shock
  • Brakes: Hydraulic, 190mm discs
  • Tires: Front 70/100-17, rear 90/100-14
  • Waterproof Rating: IPX5

Size & Fit

  • Dimensions: 64.9 x 28 x 35.8 in (1530 x 710 x 910 mm)
  • Wheelbase: 45.4 in
  • Seat Height: 26.5 in
  • Weight: 125 lbs
  • Max Payload: 300 lbs
  • Rider Height: 3'11" - 6'1"

  • 6000W peak mid-drive motor, 245 N·m of torque
  • 46 mph top speed with up to 60 miles of range
  • 60V 30Ah removable lithium battery
  • Full suspension with a hydraulic front fork
  • Hydraulic brakes on 190mm discs front and rear
  • Compact 26.5 in seat height fits teens and adults
  • 300 lb payload and IPX5 water resistance

Coverage runs from the date of delivery against defects in materials and workmanship: 24 months on the frame, 12 months on the front fork and handlebar, 12 months on the motor, controller, charger, wiring harness and battery, 6 months on the display, throttle and wheel components, and 3 months on tires, saddle, fenders, brakes, brake levers, lights, keys and switches.

The battery is engineered to hold up to 75% of its original capacity for up to 300 charge cycles.

The warranty does not cover normal wear and tear, damage from abuse, neglect, misuse or accidents, damage caused by stunt riding or jumping, water ingress, or any self-modification. To start a claim, contact Adventure Motion support with your order number and photos of the issue.

How fast is the f18 and how far does it go?
Up to 46 mph, with as much as 60 miles of range. both depend on rider weight, terrain and how much throttle you use.
Who does it fit?
Riders from about 3'11" to 6'1", with a 26.5 in seat height and a 300 lb payload limit.
Does it need assembly?
It arrives about 80% assembled. most riders finish the setup in well under an hour using the included tools and the video guide.
Can i remove the battery to charge it?
Yes, the battery comes out of the frame and charges on or off the bike. a full charge takes roughly 6-8 hours.
Is it good for a beginner?
Yes. three speed modes let a new rider start slow and work up. electric dirt bikes are also quieter and need far less maintenance than gas bikes.
Is it street legal?
No. it is built for off-road recreational use on private property, trails and ohv areas. check your local rules before riding anywhere else.

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