Power That Won’t Quit
Built for both trails and daily commuting, the Happyrun Tank electric bike packs a robust 1500W peak (750W rated) brushless motor that reaches speeds up to 30 MPH. With strong performance across hills and mixed terrain, it delivers a smooth, confident ride every time.
Extend Your Journey
Its 48V 18AH removable battery offers up to 68 miles of range with pedal assist on a single 5–6 hour charge. The detachable design lets you charge it easily at home, work, or anywhere convenient.
Timeless Retro Style
Featuring a vintage motorcycle-inspired frame paired with modern electric components, this adult e-dirt bike blends classic looks with contemporary performance. Every ride feels like a throwback to a bold, iconic era.
Go Beyond the Usual Routes
The 20" × 4" fat tires add extra puncture resistance against debris like glass and thorns. They provide stability across sand, snow, and rugged terrain, making your off-road adventures smoother and stress-free.
Comfort for the Long Haul
High-quality front fork and seat suspension systems absorb bumps and vibrations, ensuring a cushioned, comfortable ride. Dual mechanical disc brakes deliver strong, reliable stopping power in any condition.
Ride-Ready Setup
Arriving 90% pre-assembled, the bike minimizes setup time so you can hit the road faster. Be sure to keep the original packaging temporarily in case a return is needed.
Reliable Support
Enjoy a two-year warranty covering the motor, battery, and charger. If you have questions, our team is ready to help and will respond within 24 hours.
Product Specifications
Speed & Range
|
| Speed |
1 To 3 Speeds Up To 32 MPH |
| Range |
68+ Miles |
| Gearing & Rear Derailleur |
7 Speed |
Electronics
|
| Battery |
48V 18A Lithium Battery |
| Motor |
750W (Peak Motor Power 1500W) |
| Charger |
7-8 Hours, 2A Charger |
| Display |
Large LED Display |
| Throttle |
Half Twist Throttle |
| Front Light |
160 Lumens LED Light |
| Taillight |
Integrated Taillight |
| Waterproof Grade |
IP54 |
Frameset
|
| Frame |
High-Strength Carbon Steel Frame |
| Suspensions |
Full Suspensions |
| Front Fork |
Steel front fork |
| Tires |
20 x 4-inch Road Tires |
Brake
|
| Brakes |
Front and Rear Hydraulic |
| Brake Levers |
Aluminum Alloy, with Power Cutoff |
| Rotors |
Front and Rear 160mm |
Bike Dimension
|
| Bike Weight |
75 lbs |
| Bike Package Size |
1470*320*860mm/57.9" × 12.6" × 33.9" |
| Total Payload |
330 lbs |
| Recommended Rider Height |
5'3" - 6'5" |
| Seat Height |
34" |
| Rear Rack Load |
33 lbs |
| One Size Fits Most |
| A - Total Length |
63" (1600mm) |
| B - Handlebar Height |
45" (1143mm) |
| C - Wheelbase |
40" (1016mm) |
| D - Seat Height |
34" (864mm) |
| E - Wheel Diameter |
20" (508mm) |
| Tires |
Premium 20*4.0 Tires |
| Rider Height (Range) |
5'3" - 6'5" (160-196 mm) |