Best For: Trail
Fathom E+ 3
This is an image carousel with thumbnail navigation. Select any thumbnail to view an enlarged version in a gallery modal. In the gallery, use the Next and Previous buttons to navigate between images, or close the modal to return to the thumbnails.
Best For: Trail
Fathom E+ 3
The new SyncDrive Sport motor delivers smooth, instantaneous power with 75Nm of torque to help riders climb steep hills and extend their trail riding capabilities.
Lightweight aluminum frame with trail-friendly geometry, 130mm of front suspension travel, and stable 29-inch wheels with tubeless tires puts you in control even in the toughest off-road terrain.
Integrated EnergyPak Smart with 625Wh of capacity is easy to charge up to 80 percent in 2.5 hours with our 4A Fast Charger.
How far can I expect to ride on a single battery charge?
The range for a single battery charge can vary greatly depending on conditions such as the combined weight of the rider and cargo; wind resistance; tire pressure and tread profile; terrain and elevation changes; road or trail surface; outdoor temperature; maintenance of the E-Bike; and the condition of the battery.
The bar below gives an approximate range. Conditions are categorized as extreme, good and ideal. Extreme conditions typically occur when riding with a heavy load, strong headwinds or excessive climbs.
This is a carousel with slides. Use Next and Previous buttons to navigate, or jump to a slide with the slide dots.
A lightweight ALUXX SL aluminum frame and trail-friendly geometry help you experience trail riding like never before. The SyncDrive Sport motor delivers smooth, instantaneous power to conquer hills with a smile. Featuring a 130mm suspension fork and the stability of 29-inch wheels and tubeless tires, the Fathom E+ offers balanced control and handling. The EnergyPak Smart battery is seamlessly integrated into the frame and can be easily removed for charging. And it’s simple to control all your settings with the handlebar mounted RideControl Dash control unit.
This state-of-the-art aluminum material is made predominantly from 6011 alloy and delivers best-in-class strength-to-weight ratios. The frameset also features unique welding technologies for a high-performance ride quality.
Tuned to deliver a powerful, performance-oriented ride on variable terrain, this motor delivers up to 85Nm of power output with smooth acceleration and support ratios up to 400 percent. The motor engages instantly when power is applied to the pedals.
The battery system is cleanly integrated within the down tube of the frame. Continuous communication between the battery and charger provides fast charging.
Option to carry an EnergyPak Plus range extender, which provides 240Wh of additional power.
This two-in-one unit features buttons to control support modes plus an integrated color display. You can check range, battery level and support mode, along with standard cycling data such as speed and distance without having to use another screen.
Six smart sensors precisely measure the power being applied to the pedals so the motor can provide just the right amount of assistance to create a natural, powerful riding experience. This helps optimize energy efficiency for both rider and battery system.
The updated RideControl App expands the existing customization options for your SyncDrive motor. Now you choose exactly how you want the system to perform. You can use the app to adjust from the battery-saving Eco mode all the way up to Power mode, and collect all relevant ride metrics during your activity.
A 130mm travel suspension fork absorbs bumps and impacts, giving you more control and confidence on rugged trails and paths.
Integrated tubeless WheelSystem and tires deliver improved efficiency, comfort and control in the most user-friendly and reliable system.
Contact Switch AT seatpost allows the rider to adjust saddle height on the fly using a handlebar mounted remote. This offers added control and comfort on hills and variable terrain.

This High-Performance level, state-of-the-art aluminum material is made predominantly from 6011 alloy and delivers best-in-class strength-to-weight ratios. These framesets also feature unique welding technologies for a high-performance ride quality.

Innovation, manufacturing expertise and a motor system powered by Yamaha all combine to expand any rider’s abilities. SyncDrive Sport offers three support modes and is equipped on E-bikes that are used for both everyday riding and for more demanding off-road riding. This small mid-drive motor delivers a massive maximum 80Nm of torque and is widely acclaimed for its performance and reliability.

All SyncDrive motors have Smart Assist technology, which adjusts the support to match the rider’s needs. By using information from multiple sensors, both rider input and terrain feedback are used to determine the optimal amount of pedaling assistance. SyncDrive is the only e-bike system that utilizes both rider input and terrain feedback. It gives you a smooth, natural riding experience with ample power when you need it, while also conserving power when you don’t need as much.

This two-in-one unit features buttons to control support modes plus an integrated color display. You can check range, battery level and support mode, along with standard cycling data such as speed and distance without having to another screen to the E-bike. It also has an ANT+ connection so you can connect a heart rate monitor and other fitness devices.

Giant’s latest EnergyPak battery systems feature streamlined designs that are integrated with the E-bike for a sleek and modern profile. Giant E-bikes offer several different EnergyPak options including the EnergyPak Smart and EnergyPak. Each one is designed to optimize the E-bike experience for a specific style of riding.

This range extender can boost total capacity by 250Wh. It has all the latest technologies combined with an up-to-date design that fits a select number of bikes. It has smart technology so it automatically turns on when your battery loses power, giving you peace of mind that you can reach your destination.
Sizing to be used as a reference only. Please check with a local authorized dealer to determine the correct size.
Available sizes may vary from country to country.
172 cm5’8”
179 cm5’10”
186 cm6’1”
193 cm6’4”
200 cm6’7”
| S | M | L | XL | XXL | |
|---|---|---|---|---|---|
| A Seat Tube Length (mm) (inch) | 38015 | 42016.5 | 46018.1 | 49519.5 | 53020.9 |
| A1 Seat Post Insertion Depth (mm) (inch) | 2208.7 | 26010.2 | 30011.8 | 32012.6 | 36014.2 |
| B Seat Tube Angle (degrees) | 75.0° | 75.0° | 75.0° | 75.0° | 75.0° |
| C Top Tube Length (mm) (inch) | 59023.2 | 61024 | 63024.8 | 65025.6 | 67026.4 |
| D Head Tube Length (mm) (inch) | 1104.3 | 1204.7 | 1305.1 | 1405.5 | 1505.9 |
| E Head Tube Angle (degrees) | 66.0° | 66.0° | 66.0° | 66.0° | 66.0° |
| F Fork Rake (mm) (inch) | 512 | 512 | 512 | 512 | 512 |
| G Trail (mm) (inch) | 113.44.4 | 113.44.4 | 113.44.4 | 113.44.4 | 113.44.4 |
| H Wheelbase (mm) (inch) | 119747.1 | 121948 | 124148.9 | 126249.7 | 128450.6 |
| I Chain Stay Length (mm) (inch) | 47018.5 | 47018.5 | 47018.5 | 47018.5 | 47018.5 |
| J Bottom Bracket Drop (mm) (inch) | 652.6 | 652.6 | 652.6 | 652.6 | 652.6 |
| K Stack (mm) (inch) | 64725.5 | 65625.8 | 66526.2 | 67526.6 | 68426.9 |
| L Reach (mm) (inch) | 41616.4 | 43417.1 | 45117.8 | 46918.5 | 48619.1 |
| M Stand Over Height (mm) (inch) | 73028.7 | 75729.8 | 75029.5 | 77330.4 | 77630.6 |
| N Handlebar Width (mm) (inch) | 75029.5 | 78030.7 | 78030.7 | 78030.7 | 78030.7 |
| O Stem Length (mm) (inch) | 401.6 | 401.6 | 502 | 502 | 502 |
| P Crank Length (mm) (inch) | 1656.5 | 1656.5 | 1656.5 | 1656.5 | 1656.5 |
| Q Wheel Size | [F] 29" [R | [F] 29" [R | [F] 29" [R | [F] 29" [R | [F] 29" [R |
The specifications, colors, and availability of the products can be subjects to alter without prior notification. For availability and prices, please contact the retailers in your city / country.
The specifications, colors, and availability of the products can be subjects to alter without prior notification. For availability and prices, please contact the retailers in your city / country.