Yes, the RadWagon 4 is a family-friendly cargo e-Bike with a 330-lb payload, stable long-tail design, and tons of kid-hauling accessories, making it ideal for school runs, errands, and replacing short car trips.
Rad Power RadWagon 4: Model Overview and Buyers Guide
Written by: Rémy Rossi | December 7, 2025 | Time to read 5 min
Meet your new mini-van on two wheels: the RadWagon 4 hauls kids, groceries, and adventure with throttle-powered ease and endless customization.
More about the Author: Rémy Rossi
Rémy Rossi is a bike writer, mechanic, and educator who got his start in community-based bike shops and co-ops. With a decade in the industry, he still wrenches on bikes when he can and plays bike polo on a fixie.
The new family minivan. The grocery-getter. The personal school bus. The Rad Power RadWagon 4 is an affordable cargo e-Bike that’s a whole lot of fun and super customizable. Upway sells the Rad Power RadWagon 4 for $949-$1,149. Here’s everything you need to know about the RadWagon 4, including model specifications, performance, and where to buy.
What is the Rad Power RadWagon 4?
The Rad Power RadWagon 4 is an entry-level electric cargo bike for recreational riders and families. It’s powered by a 750W rear hub motor— as a Class 2 e-Bike, it reaches a maximum of 20 mph in pedal-assist or throttle modes. There are tons of compatible accessories to customize the bike to your cargo needs, including child seats, handrails, panniers, baskets, and more.
Rad Power RadWagon 4: Key Specifications
Motor
Battery
Top speed
E-Bike class
Frame sizes
Weight
Drivetrain
Tire size
Upway price
750W rear hub motor
672 Wh
20 mph
Class 2
One size
76.7 lbs
Shimano 7-speed
22" x 3"
$1,149
Why Choose the Rad Power RadWagon 4?
Motor & Battery Range
The RadWagon 4 is a Class 2 electric bike, providing assistance of up to 20 mph while pedaling or in throttle mode. It’s powered by a 750W rear hub motor and a 672 Wh battery externally mounted inside the frame. There’s plenty of torque to haul cargo or a couple of young passengers on the back, and the throttle option makes for enjoyable pedal-free cruising.
Important note: When buying a used Rad Power Wagon 4, make sure the battery model number is not either RP-1304 or HL-RP-S1304. The CSPC recently issued a warning about the batteries on several Rad Power Bikes electric bikes, including the RadWagon 4, due to fire and safety risks.
Affordable and approachable cargo e-Bike
Cargo e-Bikes are often some of the most expensive electric bikes because of their large size, more powerful motors, and customized cargo features. However, the RadWagon 4 is accessibly priced so you can get to riding without breaking the bank— or spend those savings on additional accessories. The long wheelbase, simple controls, and comfortable riding position are great for both seasoned riders and cyclists hopping on a cargo bike for the first time.
Cargo customization options
Rad Power Bikes offers tons of cargo bike accessories for the RadWagon 4, which is also compatible with third-party e-Bike accessories like child seats. Transform the bike into whatever works for you with rear seat pads, passenger handrails, bags, footboards, and more. The center dual kickstand makes it easy to load and store the bike, and there’s a spring to keep the front wheel centered, too. The maximum payload of the RadWagon 4 is 330 pounds.
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Rad Power RadWagon 4: Pros & Cons
Pros
- Affordable for a cargo e-Bike: Far cheaper than many long-tail alternatives.
- Powerful 750W rear hub motor: Sufficient torque for hauling kids, groceries, or gear.
- Class 2 throttle: Easy for beginners; allows 20 mph cruising without pedaling when needed.
- Highly customizable: Supports child seats, handrails, panniers, baskets, footboards, and third-party accessories.
Cons
- Heavy (76.7 lbs): Can be challenging to lift, transport, or store in tight spaces.
- One frame size: Less adjustable for very short or very tall riders.
- Battery recall warning: Used models may contain recalled batteries (avoid RP-1304 or HL-RP-S1304).
💸 Want to sell your electric bike?
- In case you didn't know yet, you can sell your e-Bike to Upway and get your cash in 3 simple steps.
- Want an estimation -> It takes only 2 minutes to complete this form.
Rad Power RadWagon 4 vs. Competitors
- Aventon Abound: It’s a smoother ride with a higher payload of 440 lbs, including front suspension and a torque sensor.
- Tern HSD: More compact and maneuverable than the RadWagon 4, ideal for city commuting or tight storage.
- Specialized Globe Haul LT: More powerful and can assist up to 28 mph with long-tail cargo capacity— yet larger, heavier, and more expensive than RadWagon 4.
Who Should Buy the Rad Power RadWagon 4?
The RadWagon 4 is an ideal electric bike for riders who want an affordable, do-everything cargo e-Bike that replaces short car trips without the intimidation factor of pricier long-tail models.
It’s perfect for budget-minded families who want to school-drop two kids, haul groceries, or commute with gear—especially those who appreciate tons of customization options and the easy, confidence-boosting ride of a Class 2 throttle-equipped bike.
Urban riders who want to downsize from a car will love its practicality, while recreational cyclists will appreciate its fun, stable feel and generous 330-lb payload.
It’s perfect for budget-minded families who want to school-drop two kids, haul groceries, or commute with gear—especially those who appreciate tons of customization options and the easy, confidence-boosting ride of a Class 2 throttle-equipped bike.
Urban riders who want to downsize from a car will love its practicality, while recreational cyclists will appreciate its fun, stable feel and generous 330-lb payload.
Where to Buy the Rad Power RadWagon 4
If you’re ready to buy a Rad Power RadWagon 4, the best place to start is Upway. Upway has certified pre-owned and new RadWagon 4 models for sale at unbeatable prices. Each model is inspected and certified to ensure top quality, including a 1-year warranty and 14-day return period. Browse all of Upway’s Rad Power Bikes today!
Frequently Asked Questions
Is the Rad Power RadWagon 4 a good cargo e-Bike for families?
How fast does the RadWagon 4 go?
The Rad Power RadWagon 4 is a Class 2 e-Bike that provides pedal-assist and throttle support up to 20 mph, powered by a 750W rear hub motor and 672 Wh battery.
Where can I buy the Rad Power RadWagon 4 at the best price?
Upway offers certified new and pre-owned RadWagon 4 models—typically priced between $949 and $1,149— each inspected, certified, and backed by a 1-year warranty and 14-day return period.
Key Takeaways
- Affordable Cargo Power: The RadWagon 4 offers Class 2 e-Bike assistance up to 20 mph at a wallet-friendly price.
- Versatile & Customizable: From child seats to panniers, transform your RadWagon 4 to suit family trips, errands, or commuting.
- Family-Friendly Design: Stable ride, 330-lb payload, and easy handling make it perfect for first-time cargo e-Bike riders.
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