--- title: "All-Day: A Bosch powered folding E-Bike" url: https://bikefriday.com/product/all-day-the-worlds-lightest-bosch-e-bike/ type: product date: 2025-02-03 modified: 2026-11-02 markdown_url: https://bikefriday.com/product/all-day-the-worlds-lightest-bosch-e-bike.md author: "Oscar Hearnden" --- # All-Day: A Bosch powered folding E-Bike **Meet the Bike Friday All-Day - designed with the Bosch SX Mid-drive system. **An incredibly remarkable folding e-bike, meticulously engineered to excel in many styles of daily or multi-day adventures. Whether you’re embarking on long-distance tours, commuting through the city, or enjoying leisurely weekend rides, the All-Day’s highly configurable platform adapts to meet your needs. Lightweight yet powerful, it stands as the **lightest Bosch folding e-bike on the market**, weighing just 35 pounds in its premium setup. It takes only 30 seconds to fold down and fit into a car trunk. It can also pack into an airline-checkable suitcase (minus battery) - making it capable of global adventures or simple storage. While the battery itself cannot be flown, there may be **rental options** available at your location but please check with the shop directly if you are planning on doing this.  This being said, The All-Day rides brilliantly even without the battery - delivering the signature performance Bike Friday customers have come to know and love. Handcrafted in Eugene, Oregon, the All-Day delivers **unparalleled performance, versatility, and reliability**, redefining what an e-bike can be for riders of every stripe. “We’ve built more than 40,000 bikes in our 32-year history, and I'm proud to present the All-Day as yet again a world first. Designing to meet the needs of our customers in a way that our partnership with Bosch makes newly possible!” says Bike Friday CEO Hanna Scholz. “Customers have been asking for a U.L. certified Bosch e-bike from Bike Friday. Now, after more than a year of design work, prototyping, and field testing, we are proud to deliver an ultralight e-bike that combines the reliability of Bosch with the repairability, sustainability and personalization of Bike Friday custom bicycles.”   **All-Day Features:** - **World’s lightest Bosch e-bike**: 35 pounds with SRAM Apex AXS, 38 pounds for the base model. - **Multi-modal travel-ready**: folds in 20 seconds, fits into a car trunk, bus, or train. - **Airline capable**: first Bosch e-bike to pack into an airline-checkable suitcase (minus battery). - **Innovative engineering**: first Bosch e-bike to feature an eccentric bottom bracket motor mount, providing flexibility to use belt drives or single-speed setups. - **UL 2849 Certification: **This e-assist system has been tested and found to meet the highest safety standards, making it legal in all 50 states, including New York City. - **High assistance:** up to 400% boost to your pedaling if needed. - **Class 1 legal:** assists up to 20 mph - **Ultra-light motor:** ~4.4 lb drive unit   **Tech Specs and Highlights**: - **Bosch Performance Line SX**: powerful, efficient, and globally serviceable. The Performance Line SX is *extremely light and remarkably quiet*. Upto 600 watts. - **Smart control:** Bosch smart system + eBike Flow app - **Drivetrain options**: Gates belt, Rohloff, chain and derailleur, or SRAM Apex AXS wireless shifting configurations. - **Exceptional range**: Compatible with Bosch's 400Wh and 545Wh batteries, with an optional 250Wh PowerMore battery for covering more ground faster. - **Brompton Front Carrier Block Compatible** (optional upgrade) ####   #### Benefits of choosing a Bosch Performance Line Motor ![](https://bikefriday.com/wp-content/uploads/2025/02/csm_Bosch-eBike-PerformanceLine-SX-BDU314Y-DriveUnit-BES3-MY2024-p1_1920x1440-Overlay-Product-Teaser_c768927f8d-e1738712498643-450x269.webp) We chose the **Bosch Performance Line SX** to enhance the riding experience without compromising the natural feel of cycling. With **four preset modes** and **adaptive adjustments**, the system can adapt to your unique riding needs. The **ultra-low resistance motor** ensures that the All-Day remains a joy to ride—even without E-assist engaged. ##### Safety & Global Support Safety was our top priority in selecting an E-system. The **battery, electrical components, and motor** are **UL certified**, making this one of the safest options available. An added benefit of our partnership with Bosch is its **extensive global service network**, a crucial advantage for our worldwide travelers. ##### eBike Flow App (available on Apple and Android) The **Bosch SX motor** is paired with the **eBike Flow App**, offering a range of intelligent features to enhance your ride. Access **detailed analytics, navigation tools**, and **customizable ride settings** to fine-tune your experience exactly the way you like it.   --- ####   #### Select Options for Your Bike: #### Made-In-House Chromoly Rack Options: ![](https://bikefriday.com/wp-content/uploads/2021/11/WEB-Folding-Rear-Rack-on-bike.jpg) ![](https://bikefriday.com/wp-content/uploads/2022/10/Topeak-Rear-rack-super-tourist-dx-super-tourist-dx-disc-e1739587316989-450x371.jpg) ##### Rear Rack: Our rear rack takes standard panniers, has a 55-pound weight limit, and has plenty of clearance under the rack for use with the Bike Friday Under-bag. And it packs flat to easily fit in a suitcase with the bike.   --- ####   #### Travel System Options: ![Bike Friday travel bag with a folded bike inside and folded in its own pouch](https://bikefriday.com/wp-content/uploads/2021/11/CINCH-STRAPS.jpg) ##### Soft Travel Bag: The updated travel bag is now 10 inches wider to fit larger frames and tire sizes, features side cinch straps and stuffs into its own pocket. The Bike Friday Travel Bag allows you to easily carry or store your Bike Friday. Quick-fold your bike, fit it into its durable bag, and zip up! Black nylon coated pack fabric. Two sturdy woven handles and an adjustable shoulder strap allow you to carry your bike onto the bus, train or elevator with ease. A good way to keep it protected in the trunk of your vehicle too. Fits all single Bike Fridays. Wt: 672 grams. Rolls up to 4 1/2" diameter, 14" long. Proudly made here in Eugene, Oregon. **Additional Ways to Order with More Options:** We offer many more options than we can post here without overwhelming people. We can likely build what you are looking for. Just contact us and tell a friendly Bike Expert what you are looking for. [Ask for Bike Expert Consultation Before Ordering](mailto:sales@bikefriday.com)   --- ######   ###### Bike Friday 10 Year WarrantyWe have a strong warranty on our frames against defects in material and/or workmanship for 10 years. Warranty is non-transferable. Bicycle components (excluding tires, chain, cables, etc.) generally have a 1-year limited warranty. CLICK HERE for full warranty information.   [Questions? please email us: info@bikefriday.com](mailto:info@bikefriday.com)