Eunorau Cargo Trailer, 1 Wheel, 100 lb
Every Redtail e-bike includes a free 1-month warranty plus manufacturer coverage. Add the Redtail Care Package for dedicated support from our US-based team — remote diagnostics, manufacturer claim handling & return-shipping coordination — for up to 5 years.
Your selected plan is added automatically when you tap Add to Cart. No Care Package is added by default.
A support & service plan — it does not cover physical repairs or replacement parts. See full Care Package details →
Eunorau Cargo Trailer, 1 Wheel, 100 lb
Eunorau's one-wheel cargo trailer carries up to 100 lb, weighs 36 lb, and runs on a 20 × 4 inch fat tire with suspension, following close behind the bike on narrow trails. Eunorau lists a hitch adapter for the FAT-HD, FAT-HS, SPECTER-S, URUS, FAT-AWD and DEFENDER lines. It is $329, with free shipping to the lower 48 and US support.
free shipping to the lower 48 · opens checkout
What you get with this 1-wheel cargo trailer
One wheel that follows close behind the bike: Eunorau built it for rougher terrain and narrower trails, with a low profile for the load. Eunorau notes that its tire brand can change with supply.
The figures below are Eunorau's own, one value per row, and the fitment table repeats Eunorau's model list.
| Maximum load | 100 lb (45 kg) |
| Weight | 36 lb (16.5 kg) |
| Loading size | 26 × 16 × 12 in (67 × 40 × 31.5 cm) |
| Material | Steel |
| Tire | INNOVA 20 × 4 in fat tire |
| Suspension | Yes |
Eunorau's own listing for this item (eunorau-ebike.com/products/bike-trailer-single-wheel), read on September 28, 2026.
Fitment
| FAT-HD, FAT-HS | Quick-release skewer |
| SPECTER-S, SPECTER-ST, URUS | M12 thru-axle adapter |
| DEFENDER-S, FAT-AWD, Rear-drive Flash, Flash AWD, G30-CARGO, UHVO, DEFENDER | M12 motor-axle adapter |
Each adapter is its own listing, linked below, and the right one depends on your model. If you are unsure, email support@redtailebikes.com and we will check it with you before you order.
- 190 mm quick-release skewer (FAT-HD, FAT-HS)
- M12 thru-axle adapter (SPECTER-S, SPECTER-ST, URUS)
- M12 motor-axle adapter (DEFENDER-S, FAT-AWD, Flash and more)
1-Wheel Cargo Trailer · dispatched within 1–3 business days
Why buy it from Redtail
Free shipping
We cover shipping to any address in the lower 48. Our shipping policy.
Pay over time
With Shop Pay, a $329 purchase could be split into 4 interest-free payments of $82.25 every 2 weeks.
Rates from 0-36% APR. Payment options through Shop Pay Installments are subject to an eligibility check and are provided by these lending partners: affirm.com/lenders. Options depend on your purchase amount, and a down payment may be required. State notices to consumers: affirm.com/licenses.
Warranty and damage claims
If it arrives damaged, note it with the carrier and send us photos within 48 hours: we file the claim with the carrier and arrange a replacement or repair. Where Eunorau's warranty applies, our US support desk coordinates the claim with Eunorau, so you are not the one writing to a factory. Our returns policy.
4 interest-free payments with Shop Pay
Frequently asked questions
How much can it carry?
Eunorau rates it at 100 lb, or 45 kg. For a heavier load, Eunorau's ebike hunting trailer is rated to 100 kg.
Which adapter do I need?
The fitment table gives Eunorau's answer model by model: the quick-release skewer for the FAT-HD and FAT-HS, the thru-axle adapter for the SPECTER-S, SPECTER-ST and URUS, and the motor-axle adapter for the DEFENDER-S, FAT-AWD, Flash and the rest.
How long does it take to arrive?
Orders are prepared and dispatched within 1–3 business days of confirmation. You get a tracking number by email the moment it ships, and a part ordered with a bike may ship separately, on its own schedule.
Can I return it?
Our returns policy applies to parts and accessories as it does to bikes; read it before you order a model-specific part, and check the fitment table twice.
Card or PayPal works too
What’s next after you order
Orders are prepared and dispatched within 1–3 business days of confirmation. You get a tracking number by email when it ships.
- Confirmation. Your order confirmation arrives by email.
- Ordering with a bike? Parts and accessories may ship separately, on their own schedule.
- If anything is wrong. Write to us through our contact page, and we help you file the claim with Eunorau.
See the rest in the Eunorau accessories collection, with every accessory we sell beside it; the Eunorau bikes we sell are in the Eunorau collection. Hauling game? Our hunting e-bike guide matches a bike to the animal and the ground.
1-Wheel Cargo Trailer · $329
How we verified this page. We checked every figure on it against Eunorau's own listing for this item (eunorau-ebike.com/products/bike-trailer-single-wheel), read on September 28, 2026; prices and stock were read the same day, and the fitment table repeats the models Eunorau names.
Verified by Milad Ghobadibeygvand, BScN (Western University, 2014). Found something that does not match Eunorau's current listing? Email support@redtailebikes.com and we will correct it.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
-
Shipping Information
Use this text to answer questions in as much detail as possible for your customers.
-
Customer Support
Use this text to answer questions in as much detail as possible for your customers.
-
FAQ’s
Use this text to answer questions in as much detail as possible for your customers.
-
Contact Us
Use this text to answer questions in as much detail as possible for your customers.
Fast U.S. Shipping
Exceptional Service
At Redtail eBikes, we go beyond just selling ebikes. We're dedicated to offering the best customer service and support to ensure you're fully satisfied. Your happiness is our priority, and we're here to make your experience as smooth as your ride.
Blog posts
