Hydraulic dual brakes and the range's highest published speed, on the Q30's workhorse pack.
The base Q30, and the 33 mph claim that sets this family apart from everything else here.
Quick answerThe Q30 20Ah is the base Q30 at $819: 2000W, a 48V 20Ah pack holding 960 watt-hours, hydraulic dual brakes, a front fork, seven speeds and a 330 lb rating, published at 33 mph. It is out of stock with us today; the Q50 is $799 with 1,200 watt-hours.
Out of stock right now. The Q50 is in stock and costs $20 less, with the same 2000W rating and hydraulic brakes, a quarter more battery at 1,200 watt-hours, and a published 28 mph rather than this bike's 33. See the Q50.
The Q30 2000W 48V 20Ah Fat Tire Electric Bike is named in no regulator's notice as of September 11, 2026. It was built by the company that is. Everything below is quoted from the regulators and the courts, and it is on this page because a buyer choosing this bike deserves to know who made it and how that company answered a federal safety agency.
The March 19, 2026 warning covers the "Ridstar Q20 and Q20 Pro e-bikes": "The e-bikes' batteries and wires can ignite, posing a fire hazard to consumers." The Commission "is aware of 11 reports of fire, including one burn injury, five reports of smoke inhalation, and two reports of property damage totaling over $40,000." Its instruction: "remove the battery from the e-bike immediately and dispose of the battery following local hazardous waste disposal procedures. Do not sell or give away these hazardous batteries."
The June 25, 2026 warning covers the "Ridstar Q20 and Q20 Lite e-bikes": "The front wheel can detach without warning, posing a crash hazard to consumers." The Commission "is aware of 32 reports of the front wheel detaching, including 31 reports of injuries such as concussions, broken bones, cuts, scrapes, and bruises." Its instruction: "stop using the e-bikes immediately and dispose of them. Do not sell or give away these hazardous e-bikes."
Neither notice is a recall, and there is no repair, refund or replacement program. The March notice states that "the manufacturer, Huizhou Xingqishi Sporting Goods Co., Ltd., of China, has refused to agree to an acceptable recall"; the June notice states that it "has been unresponsive to CPSC's requests for information about these products or a recall."
Before either US notice, the UK Office for Product Safety and Standards published Product Safety Report 2506-0011 on 19 June 2025 for the "Ridstar E-Bikes Q20-Plus, Q20-Mini, E26 Pro and Chargers", risk level "Serious": "the charger has poor quality soldering, and the transformer does not meet the minimum requirements for creepage and clearance distances." Its corrective measure: "The import has been rejected at the border."
Two product-liability suits over a detached Ridstar front wheel were filed in 2026 and are undecided: Cunanan v. Amazon.com Services LLC (D. Or., filed April 7, 2026) alleges a Ridstar Q20 caused "numerous facial fractures"; L.E. v. Walmart Inc. (Palm Beach County, filed July 30, 2026, removed to S.D. Fla.) alleges a Walmart-bought Ridstar's front wheel "unexpectedly detached during normal operation" and injured a minor. Both are allegations, not findings.
The same company also sells the YVY brand. The full record, the Trustpilot scores, the warranty terms and every model's status are in our Ridstar brand profile, verified September 11, 2026.
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2000WMotor, as published
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960 Wh48V x 20Ah
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33 mphTop speed, claimed
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55 miRange, claimed
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20" x 4.0"Tires
Why this bike
BrakesHydraulic dual brakes on the range's fastest claim
Ridstar publishes 33 mph for this family and hydraulic brakes to go with it, which is the correct pairing. Hydraulics hold their bite when the levers are wet and need less hand pressure, which is what a bike making that claim needs.
Pack960 watt-hours, and a published charge window
Ridstar's 48 volts times its 20 amp-hours, charging in a stated four to six hours. It is the capacity the whole platform is built around, and a published turnaround makes planning a second ride in a day realistic.
Rated330 lb, seven speeds, published
The load ceiling covers rider and cargo together, and seven gears keep you pedalling usefully when the pack is low or the climb is long. Both are stated rather than implied.
ForkFront suspension, and nothing published at the rear
Ridstar specifies a front fork for the Q30 family and states no rear shock. What that buys is a simpler frame with one less pivot to service; what it costs is comfort on rough ground at speed.
Why buy the Q30 20Ah here
The Q30 20Ah is $819 when it is here. Today the Q50 costs $20 less with a quarter more battery and the same hydraulic brakes. Freight is on us in the lower 48 either way, and Shop Pay instalments are available.
Free US shipping
Your Q30 20Ah ships free anywhere in the lower 48, with tracking emailed the day it leaves. Nothing is added at checkout: the $819 on this page is the $819 you pay.
Pay over time
Shop Pay instalments are live at our checkout, so you can split the $819 into payments instead of putting it on a card in one go. You pick it at the payment step.
We file the warranty claim
If something covered fails, you send us photos and we take it from there — we file and track the claim, and arrange the part or the replacement. You never deal with the factory, and you never pay to be helped.
A US company answers
Support, warranty handling and returns are all run from here, in your timezone, under US consumer law. One storefront, one set of terms, one company that has to stand behind the sale.
That last one is worth more on this brand than on most. Search “Ridstar” and four storefronts come back, each presenting itself as the official one, at prices that differ by hundreds of dollars for the same machine — and they do not share return terms. Ridstar.net publishes a statement on its own site that reads, in full: “Except ridstar.net, other similar websites are our dealers. We hope that all customers can find the right merchants to make purchases, so that they can get the best, most complete and most timely after-sales service.” Buying the Q30 20Ah here removes that question entirely: the terms below are ours, they are the ones that govern your order, and the specifications on this page come from one named listing on ridstar.net/products/ridstar®-q30-2000w-48v-20ah-fat-tire-ebike, retrieved 2026-08-26 with the U.S. market forced.
The full working on which Ridstar domain is which — registration dates, contact addresses, the dealer statement and what stays unresolved — is in our Ridstar brand profile. Source: Ridstar Official Statement, retrieved 2026-08-26. Ridstar's own return policy charges 15% processing fee plus $200 return shipping per e-bike on a cancellation after despatch, and ridstar.com, the other storefront, publishes a different set: a 14-day window and a 25% restocking fee. Two storefronts, two return policies, same brand. Those terms govern an order placed with Ridstar. Yours is placed with us.
Is the Q30 20Ah the right one for you?
Buy it if
- You want the Q30 platform in its base form, with the pack the family is built around
- You want hydraulic brakes stated on a bike making a high speed claim
- You want a published load rating, gear count and charge window
- You want a simpler frame with a front fork rather than rear linkage
Or one of these instead
- Want more battery for less, today? The Q50 is $799 with 1,200 watt-hours.
- Want the entry price on this platform? The Q30 Lite is $899 on a 749Wh pack, published at 28 mph.
- Want two driven wheels on 52 volts? The Q30 Pro is $1,269.
Shipping, warranty & returns
Getting it to you
Free shipping on every electric bike within the contiguous United States (lower 48). Orders are prepared and dispatched within 1–3 business days. Most e-bikes arrive within 5–10 business days after dispatch, depending on location.
Ships via trusted parcel and freight carriers — UPS, FedEx, and LTL freight for larger items — with tracking emailed at dispatch.
The first 48 hours
Open the box and look it over on the day it lands. Report damage or a wrong item with photos inside 48 hours and it becomes our problem to solve. You send the photos; we handle the rest.
Bikes with power, charging, or component issues are covered under the manufacturer warranty; Redtail coordinates repair or replacement remotely at no cost to the customer.
Warranty, filed by us
A one-year limited warranty from Ridstar Bikes, running from the original owner's receipt or purchase date, whichever is later, as verified by Ridstar. Redtail files and tracks the claim for you; you do not deal with the factory.
Change-of-mind returns run on unopened, factory-sealed items requested within 72 hours of delivery, at a 15% restocking fee plus return shipping — against Ridstar's own return policy, which charges 15% processing fee plus $200 return shipping per e-bike direct, and ridstar.com, the other storefront, publishes a different set: a 14-day window and a 25% restocking fee. Two storefronts, two return policies, same brand. Cancellations carry a 3% transaction fee because card processing is non-recoverable. Full terms: Redtail Shipping Policy · Redtail Refund & Return Policy. Alaska, Hawaii, U.S. territories, P.O. boxes, and remote areas may incur extra charges or be excluded — contact us before ordering.
What the warranty covers
| What |
Coverage |
| Hardware and firmware defects |
1 year from the warranty begin date |
| Inbound and outbound shipping on a valid claim |
Ridstar's cost, within the warranty period |
| Return shipping where no fault is found |
the buyer's cost |
| Out-of-warranty repairs |
parts at material cost; no labour charge where Ridstar sold the bike directly |
What it covers
This Limited Warranty covers any defects in hardware or firmware under regular use during the Warranty Period.
What you must do
- Keep the purchase proof — Ridstar states a claim without an invoice or receipt is not covered
- Register the claim through the seller you bought from; Redtail files it for you
- Keep the original packaging for a while after delivery — Ridstar asks for this on its own product listings
Not covered
- Anything not resulting from a hardware or firmware defect
- Claims made after the warranty period, which Ridstar handles at material cost instead
- Claims with no associated purchase proof
A one-year limited warranty issued by Ridstar Bikes, beginning from the original owner's receipt or purchase date, whichever is later, as verified by Ridstar, as published on its warranty page and retrieved 2026-08-26. One caveat worth knowing: Ridstar's own product listings print a bullet headed "ONE-YEAR WARRANTY" that then states a warranty on the motor, battery and charger — on some models one year, on others two — while its warranty page states one year for the whole bike. Every page states the figure from that model's own listing and says the page disagrees.
How the Q30 20Ah compares with the rest of our Ridstar range
The base Q30 against the Ridstars we can ship today.
| Spec |
Q30 20Ah |
Q50 |
Q30 Lite |
Q30 Pro |
| Price |
$819 |
$799 |
$899 |
$1,269 |
| Motor |
2000W |
2000W |
1500W |
4000W combined, as published for the pair |
| Battery |
48V 20Ah |
48V 25Ah |
48V 15.6Ah |
52V 20Ah |
| Battery energy |
960 Wh — our arithmetic, 48V x 20.0Ah as published |
1200 Wh — our arithmetic, 48V x 25.0Ah as published |
749 Wh — our arithmetic, 48V x 15.6Ah as published |
1040 Wh — our arithmetic, 52V x 20.0Ah as published |
| Top speed |
33 mph |
28 mph |
28 mph |
28 mph |
| Range (claimed) |
55 miles |
50 miles |
30 miles |
180 miles |
| Brakes |
hydraulic dual brakes |
hydraulic dual brakes |
disc brakes |
hydraulic dual brakes |
| Tires |
20" x 4.0" |
20" x 4.0" |
20" x 4.0" |
20" x 4.0" |
| Maximum load |
330 lb |
330 lb |
330 lb |
— |
| Buy it |
— |
See the Q50 |
See the Q30 Lite |
See the Q30 Pro |
Source: each model's own page on ridstar.net, archived 2026-08-26. — = not published by Ridstar for that model.
Full specifications
| Motor |
2000W |
| Battery |
48V 20Ah |
| Battery energy |
960 Wh — our arithmetic, 48V x 20.0Ah as published |
| Top speed |
33 mph |
| Range |
55 miles |
| Charging time |
4-6 hours |
| Tires |
20" x 4.0" |
| Brakes |
hydraulic dual brakes |
| Suspension |
front suspension fork |
| Gears |
7-speed |
| Maximum load |
330 lb |
| Bike weight |
Not published by Ridstar for this model |
| Rider height |
Not published by Ridstar for this model |
Specifications as published by Ridstar at ridstar.net/products/ridstar®-q30-2000w-48v-20ah-fat-tire-ebike, archived 2026-08-26 — read out of the copy on that page — Ridstar publishes no specification table for this model, so every figure above traces to a sentence in its own description, and the sentence behind each one is on file. Watt-hour totals are our arithmetic from Ridstar's own volts and amp-hours and are marked as such. These are the manufacturer's ratings, not our test results.
Where Ridstar's own material prints more than one figure, the row above carries the value this page uses and the alternate is recorded here: Ridstar also prints 50-70 miles for the range; Ridstar also prints 5-6 hours for the charge window; Ridstar prints “hydraulic dual brakes”, “disc brakes” and “disc brake” across its copy for this model.
How to read this spec sheet
Manufacturer pages carry marketing, and marketing sometimes disagrees with the marketing an inch below it. Every place Ridstar's own material disagrees with itself for this model, every figure it leaves out, and which value this page uses:
- Ridstar's page prints more than one range figure for this bike. Both are in the table above rather than one of them being chosen for you.
- Ridstar's page prints more than one charging time figure for this bike. Both are in the table above rather than one of them being chosen for you.
- Ridstar's page prints more than one brakes figure for this bike. Both are in the table above rather than one of them being chosen for you.
- Ridstar publishes no figure for bike weight, rider height on this model. Those rows read “not published” rather than being filled in from a sibling model that happens to share the frame.
- The 960 Wh figure is ours, not Ridstar's: it is the published 48 volts multiplied by the published 20.0 amp-hours. It is the number to compare bikes on, because a bigger amp-hour count at a lower voltage is not more energy.
What we counted
We pulled Ridstar's entire live catalog on 2026-08-26 — all 93 published listings — and worked out what is actually on the shelf: 26 bike listings, 11 scooters and 41 accessories. Among the bikes we found 4 pairs of listings that are the same machine listed twice, counted only where the descriptions are byte-identical or the two listings share most of the same image files. The widest gap is the Q30 Pro 4000W, which appears at $899.00 and $1269.00 on the same storefront. That is why the price on this page is matched to a named listing rather than to “the manufacturer”.
Redtail original analysis, counted from Ridstar's public storefront feed and collection endpoints on 2026-08-26; every price cross-checked against a second, independently fetched endpoint. Method: Two listings are called the same bike only where their description text is byte-identical after markup is stripped, or they share 60% or more of the same image FILES. Shared boilerplate paragraphs alone were not enough — an earlier pass that keyed on the first 400 characters produced four false pairs and was discarded.
Where to ride it, and what to check first
The Q30 20Ah is a 20-inch fat bike built for trails, tracks and private land, and its published 33 mph is the highest figure in this range.
Ridstar publishes the motor as 2000W and the top speed as 33 mph. Federal law defines the low-speed electric bicycle category this way:
the term “low-speed electric bicycle” means a two- or three-wheeled vehicle with fully operable pedals and an electric motor of less than 750 watts (1 h.p.), whose maximum speed on a paved level surface, when powered solely by such a motor while ridden by an operator who weighs 170 pounds, is less than 20 mph.
15 U.S.C. § 2085(b) (Pub. L. 107–319, § 1, Dec. 4, 2002, 116 Stat. 2776), carried into 16 C.F.R. § 1512.2(a)(2). Retrieved 2026-08-26 from the U.S. Government Publishing Office and confirmed word for word against Cornell's Legal Information Institute.
Set those two published numbers against that threshold and this bike sits outside the federal low-speed electric bicycle definition. What that means where you live is decided by your state: some apply moped, motor-driven cycle or off-highway vehicle rules above the federal line, and those can reach registration, insurance, licensing, helmets and which paths and trails are open to you. Some states set their own wattage ceiling instead. Check yours before you ride on any public road, bike path or trail.
Start here: our state-by-state e-bike law guide. Current as of 2026-08-26; state law changes, so re-check yours before relying on it.
Straight answers on the Q30 20Ah
Four things buyers ask before ordering this one, and what each actually means for the ride you are planning.
33 mph is a long way above the federal line.
Ridstar publishes 33 mph for this bike, 13 mph above the 20 mph federal low-speed electric bicycle threshold, and it is a speed claim rather than a wattage claim, which is what many state statutes turn on.
Ride it where that suits: private land, trails and tracks, which is what a 2000W fat bike is drawn for. Before any public road or path, check your state — our state-by-state e-bike law guide has the table. If you want the same platform at a lower published figure, the Q30 Lite is published at 28 mph and is in stock at $899.
The page gives two range figures and two charge times.
Ridstar publishes 55 miles and 50 to 70 miles for the range, and four to six and five to six hours for the charge. The table here carries 55 miles and four to six hours.
Both spreads are narrow enough to be planning noise rather than a contradiction that changes the bike. The figure worth reasoning from is the 960 watt-hours in the pack, which is arithmetic rather than marketing.
No rear suspension, and no published weight or rider height.
Ridstar publishes a front fork only for the Q30 family, and states neither a bike weight nor a recommended rider height for this model.
The 330 lb load rating is published and covers rider plus cargo, which is the figure most buyers actually want. If a weight or a standover decides it, tell us and we will measure a unit rather than estimate one.
Can I buy one today?
Not today; it is out of stock with us, and this page stays up so its specification and sources remain available.
Let us know and we will flag its return. On the numbers, the Q50 is the better buy while it is away: $20 less, a quarter more battery, the same hydraulic brakes.
Frequently asked questions
How fast does the Ridstar Q30 go?
Ridstar publishes 33 mph for this model, the highest figure in the range and 13 mph above the federal low-speed line. It is a manufacturer claim on throttle with no test conditions stated.
How far will the Ridstar Q30 go on one charge?
Ridstar gives 55 miles in one line and 50 to 70 in another; the table carries 55. 48 volts at 20 amp-hours is 960 watt-hours in the pack.
Is the Ridstar Q30 street legal?
Your state decides, and this is the family where the published figures sit furthest from the federal definition. Federal law defines a low-speed electric bicycle as having a motor under 750 watts and a motor-only top speed under 20 mph; Ridstar publishes 2000W and 33 mph here. The statute is quoted in full above.
What is the difference between the Q30 20Ah and the Q30 25Ah?
The battery, and nothing else Ridstar publishes: 960 watt-hours against 1,200, on the same 2000W motor, the same hydraulic brakes and the same frame. Neither ships today; the Q50 holds the same 1,200 watt-hours for $799.
How much does the Ridstar Q30 weigh?
Ridstar publishes no weight for this model. The 330 lb published figure is the load ceiling for rider and cargo combined.
Does the Q30 have hydraulic brakes?
Yes, hydraulic dual brakes, published by Ridstar.
Is a Ridstar a Class 3 e-bike?
Not on these published figures. The three-class system caps Class 3 assist at 28 mph, and Ridstar publishes 33 mph and 2000W for this bike, which is above both the class ceiling and the 750-watt federal definition. Class rules are set state by state, so check yours.
Ready to ride?
The Q30 20Ah is out of stock today. The Q50 costs less, carries more battery, and ships today.
Buy the Q50 now
Free shipping in the lower 48 · Shop Pay instalments · US warranty, filed by us
More from Redtail
Every Ridstar at Redtail · Compare the Q50 · Compare the Q30 Lite · Compare the Q30 Pro · Our Ridstar brand profile · E-bike laws in your state · Shop electric bikes by type
Primary sources
- Ridstar product page (ridstar.net): Ridstar® Q30 2000W 48V 20AH Fat Tire Ebike ridstar.net/products/ridstar®-q30-2000w-48v-20ah-fat-tire-ebike. Retrieved 2026-08-26.
- Ridstar Official Statement ridstar.net/pages/ridstar-official-statement. Retrieved 2026-08-26.
- Ridstar Ebike Warranty ridstar.net/pages/ebike-warranty. Retrieved 2026-08-26.
- Ridstar Return & Refund Policy ridstar.net/pages/return-refund-policy. Retrieved 2026-08-26.
- Ridstar Shipping Policy ridstar.net/pages/shipping-policy. Retrieved 2026-08-26.
- 15 U.S.C. § 2085, Low-speed electric bicycles uscode.house.gov — 15 U.S.C. § 2085. Retrieved 2026-08-26.
- 16 C.F.R. § 1512.2, Definitions ecfr.gov — 16 C.F.R. § 1512.2. Retrieved 2026-08-26.
-
Redtail's Ridstar brand profile. Retrieved 2026-08-26.
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Redtail Shipping Policy. Retrieved 2026-08-26.
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Redtail Refund & Return Policy. Retrieved 2026-08-26.
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Redtail's state-by-state e-bike law guide. Retrieved 2026-08-26.
Specifications and prices are Ridstar's own, reproduced as published from the archived copy of its product page, with contradictions in its material flagged rather than resolved silently. The federal definition is quoted from the statute itself and was retrieved twice, independently, from the U.S. Government Publishing Office and Cornell's Legal Information Institute. Warranty terms are Ridstar's; shipping and return terms on this page are Redtail's. Manufacturer sources are cited by name and address rather than linked, because every link on this page should keep you here. Any source above can be sent to you on request at the corrections address below.
How we verified this page. Every specification above was read from an archived copy of Ridstar's own product page (ridstar.net/products/ridstar®-q30-2000w-48v-20ah-fat-tire-ebike), retrieved 2026-08-26 with the U.S. market forced and the currency confirmed as USD, with the price cross-checked the same day against a second, independently fetched endpoint on that site. Figures are the manufacturer's ratings, not our test results; where Ridstar's material disagrees with itself, or leaves a specification out, the “How to read this spec sheet” section names it and says which value this page uses. The federal definition is quoted from the statute and was retrieved from two independent publishers. We publish no rating or review score for this bike because we hold no first-party reviews of it. Live purchasability and price on this page were read from our own storefront on 2026-08-29. Corrections: support@redtailebikes.com.
