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Jasion

Jasion RetroVolt Pro Fat Tire Electric Dirt Bike

  • 2000W or 3000W peak by version
  • 30 or 38 MPH listed top speed
  • 13Ah or 20Ah battery, 48V to 52V, **70 or 90 miles**
  • 20 x 4 inch fat tires, dual suspension
  • 7 speeds, trigger shifter, chain drive
  • Pedal assist, disc brakes
  • Tool kit and manual included

Last refreshed Jun 21, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A moped-styled fat tire bike sold in two power and battery versions, with dual suspension and pedal assist. Check which version you are ordering before relying on the figures.

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ASIN: B0GLZ4CY7XCategory: Electric Bicycles

More from this brandAll Jasion electric bicycles

Overview

Jasion builds the RetroVolt Pro on a high carbon steel frame with dual suspension, disc brakes and a seven-speed chain drive. An adjustable seat and an LCD display sit on top, and a tool kit is included.

Two power and battery levels in one listing let a buyer pick range or speed. The shared title means every number depends on the version, and no weight or rider limit is given.

Who it's for

Gravel, snow and road riders who like a dirt-bike look and want to pick between a standard and higher-output version. Heavier riders should ask about the load rating. Mountain terrain is the stated riding terrain.

Pros and cons

Pros
  • Two output levels
  • Tool kit included
Cons
  • Specs vary by version
  • Weight not listed
  • Rider limit missing

Performance notes

Higher output versions deliver faster acceleration and a higher top speed, while the larger battery adds range at the expense of weight. Dual suspension and fat tires take the sting from gravel and snow. Pedal assist raises motor output in step with pedaling.

Specifications

BrandJasion
Dimensions & fit
Wheel Size20 inches
SizeStandard
Capacity & performance
Wattage2000W or 3000W peak (title)
Number Of Speeds7
Bicycle Drivetrain TypeChain drive
Bicycle Gear Shifter TypeTrigger
Maximum speed30 or 38 mph
Range70 or 90 miles
Age Range DescriptionAdult
Power & efficiency
Battery48V to 52V, 13Ah or 20Ah
Construction & materials
Frame Material TypeHigh carbon steel
ColorPro Shadow Steel
Included components
Included ComponentsTool kit, user manual
Warranty & support
Warranty Description1 year
Warranty TypeLimited
Other details
Electric Assist TypePedal assist
Brake StyleDisc
Suspension TypeDual
Derailleur ConfigurationRear
Intended Riding TerrainMountain terrain
Additional FeaturesAdjustable Seat, LCD-Display
Bike TypeElectric Bike
Specific Uses For ProductGravel, Road, Snow
ThemeSport

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Frequently asked questions

How do I adjust the seat on the Jasion RetroVolt Pro?

The listing names an adjustable seat but gives no adjustment steps. Check the included manual.

Which version of the RetroVolt Pro do I get?

The title lists 2000W or 3000W, 13Ah or 20Ah batteries and 70 or 90 miles. Confirm which one your order carries.

What is included?

The listing names a tool kit and a user manual.

Does the RetroVolt Pro have a throttle?

The listing names pedal assist and does not mention a throttle.