The SRTYGHW 2000W front hub kit turns a fat bike into a hill-crushing machine, provided you can install it. Three early buyers rate it 5 stars, though every conversion-kit review in this class mentions the same theme: installation takes real time and patience.
Specs and Value
The 2000W motor makes serious torque for climbs, and it makes serious heat doing it. Airflow around the hub matters on long ascents. Plan on spoke checks after the first few rides, since hard torque pulses work loose what the factory left merely tight. Remember what you are doing: bolting a small engine onto a frame designed for far less weight and stress.
As part of the purchase price, the conversion kit includes everything required to operate the 2000W motor including a controller and wiring. Without them, the motor would be a heavy paperweight. Riders using a 2000W motor must make sure their battery has sufficient discharge capacity to meet the amperage demands of the motor. Otherwise the motor sags the moment you twist the throttle.
Pair the kit with a high-discharge battery and confirm your fork has clearance for the wider hub. As noted earlier, the SRTYGHW 2000W Front Hub Conversion Kit is intended for fat tire bikes with ample clearance for the additional width of the front hub assembly. Installation of the kit typically requires disassembling nearly all parts of your ebike front-end. It may be beneficial to consult videos found on YouTube to assist with the challenging routing of wires from the rear of the bike to the control panel mounted on the handlebar.
Installation and Handling
The kit targets fat-tire frames with room for the wide hub. Front drive moves weight toward the steering axis, so tight corners feel heavier than they did before the conversion. On loose gravel the front wheel can also break traction under power, since it is both steering and driving at once. Fat tires help, but physics does not fully cancel.
One of the largest challenges associated with installing this conversion kit lies within getting all of the various cabling routed properly through the handlebar. Pinched cables fail eventually, so follow a video guide for the handlebar routing before you start. Budget an afternoon for the job, not a coffee break.
Upon completing the installation of the conversion kit, the sheer size of the front hub changes both the look and the handling. Due to the placement of the motor directly behind the fork crown, It protrudes past the fork legs, leaving little room for lights or mirrors.
In terms of actual functionality, riders will experience noticeably longer times spent accelerating prior to reaching desired cruising speed. While once fully underway, momentum carries your vehicle along quite well, there still exists a pronounced difference between the low-speed acceleration experienced when utilizing a traditional rear-hub ebike setup versus this front-hub setup.
Real-World Range and Power
The 2000W motor installed in the SRTYGHW 2000W Front Hub Conversion Kit is an extremely powerful component capable of propelling riders at incredibly high rates of speed when operating over relatively smooth surfaces. Unfortunately, however, this same component devours batteries at a relatively rapid pace, making practical range estimates difficult. Batteries charged to full capacity prior to commencing your ride will certainly last longer than batteries that are only partially charged. However, if you consistently push your ebike’s limits (i.e., twist the throttle hard whenever possible), your ride length will dramatically decrease as your battery slowly drains.
A 2000W motor burns charge the way a V8 burns fuel. Keep throttle input modest and range stays reasonable. Ride it hard and every mile costs extra watt-hours, so size your battery for the way you actually ride, not the way you plan to.
Compare it against the rest in our ebike conversion kit guide, or dig through the GoMotorbikes blog.
Check the latest price on Amazon.
What Amazon Reviewers Are Saying
Three reviews, all 5 stars, is the complete record so far, and all three mention smooth installs. Early buyers report the kit performing as advertised, which is encouraging but proves little about long-term reliability. Related kits from the same factories show wheel-tension complaints, so check spoke tightness before the first ride.
Who Should Buy This
Buy it if you want fat-tire hill power and are comfortable with a full front-end teardown during install. The 5-star start is promising, and the price undercuts most established 2000W competitors. Skip it if you need proven long-term reliability, if your fork lacks clearance for the wider hub, or if your battery cannot deliver the amps this motor demands. Front-hub conversions also remove the option of rear-hub upgrades later, so plan your build path before committing.
Frequently Asked Questions
Does This Kit Include a Battery?
No. The kit comes with the wheel motor, controller, brake levers, assist sensor, handle grips, and turnbuckle. You need to buy a 48V ebike battery separately. A 48V 13Ah pack is a reasonable starting point for range.
What Fork Spacing Do I Need for This Front Hub Motor?
The axle requires a minimum flat fork width of 135mm. Most fat bike front forks fit this, but measure your dropout spacing before ordering. The motor shaft is 200mm long.
How Fast Will a 2000W Front Hub Motor Go?
On flat ground with a typical rider, expect 25 to 28 mph real world speed. The no-load rating is 30 mph. Actual speed depends on rider weight, battery voltage, tire pressure, and wind.
Does This Kit Work with Pedal Assist?
Yes. The kit includes a pedal assist sensor that mounts on your bottom bracket. It detects pedal cadence and engages the motor accordingly. You also get a throttle for full twist and go operation.
Is This Conversion Kit Street Legal?
Probably not in most places. A 2000W motor far exceeds the typical 750W limit for street legal ebikes in the US. Some states and local jurisdictions have different rules. Check your local laws before riding on public roads.
What Size Battery Connector Does the Controller Use?
The controller uses standard bullet connectors for the phase wires and a JST connector for the hall sensors. The battery input connector type can vary between batches. Check your specific kit wiring before ordering a battery, or be prepared to swap connectors.
How Long Does Installation Take?
Plan on two to four hours if you have basic bike mechanic skills. First time builders should budget a full afternoon and watch some setup videos beforehand. The instructions are minimal.