Freesky Ranger Air M-540

Freesky Ranger Air M-540: A Step-Through Fat Tire eBike With Two 2,000 W Peak Motors and a 1,200 Wh Battery

The Freesky Ranger Air M-540 is a step-through fat tire e-bike with a hub motor in each wheel: 2,000 W + 2,000 W peak (4,000 W) and 210 N·m combined, in Freesky’s figures, with a switch between rear-wheel drive and both motors. It carries a removable 48 V 25 Ah battery (1,200 Wh), 180 mm four-piston hydraulic disc brakes, an oil-sprung front fork, a 180 mm coil rear shock, 26 × 4-inch tires and a Shimano 7-speed.

It weighs 43 kg (95 lb), Freesky rates it for 181 kg (400 lb) of rider and cargo, and Freesky publishes 55 km/h (34 mph) with pedal assist or throttle. That speed is past the 32 km/h in the provincial e-bike rules, so the Ranger Air is a machine for private land, trails and tracks where the owner allows it.

Our take: two motors and a step-through frame for the lowest price of the four such bikes we compare below, suited to riders about 6 ft and up. Getting on is easy, but at the lowest saddle only 12 of 100 riders at 5′10″ can sit with both feet flat (our computation, below). Our US sister store, RedTail eBikes, models about 79 km at 32 km/h on the throttle for an 82 kg rider (its Ranger Air review). No recall at Health Canada, the US CPSC, the UK or the EU names Freesky; the UK and EU record one 2026 border rejection of a FREESKY 540E (below).

Motors

2 × 2,000 W peak

Front + rear hubs, 210 N·m (Freesky)

Battery

1,200 Wh

48 V 25 Ah, removable

Top speed

55 km/h

34 mph, Freesky’s figure

Range

≈79 km at 32 km/h

Throttle, both motors, 82 kg rider (RedTail model)

Weight

43 kg

95 lb

Max load

181 kg

400 lb, rider and cargo

Step-through

46 cm (18 in)

Clears it: 100 of 100, 4′11″–6′4″ (computed)

Lowest saddle

89 cm (35 in)

Both feet flat: 12 of 100 at 5′10″ (computed)

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On this page:

Where You Can Ride the Ranger Air M-540 in Canada

Ranger Air Certificates and Recall Check

Freesky’s Canadian page shows two badges, “UL2849 Certified by TÜV” and “UL2271 Certified by TÜV”, and its FAQ answers “Yes”, adding that “All FREESKY e-bikes are certified with both UL 2271 and UL 2849”. Each badge opens a TÜV SÜD America certificate:

Both certificates name GuangZhou Yansan Science & Technology Co., Ltd., of Guangzhou, China, as the holder (read October 29, 2026). The battery certificate rates the pack at 47.19 V and 24.5 Ah, about 1,156 Wh, against the 48 V 25 Ah (1,200 Wh) on Freesky’s page. The range figures on this page use the page’s 1,200 Wh; on the certificate’s figure each would be about 4% lower.

No recall names the Ranger Air. We searched four public registers on October 29, 2026:

At Health Canada the term “m540” matched two 2020 notices for an unrelated medical monitoring system (IACS with Infinity M540); nothing else matched.

Two registers outside North America name Freesky. The UK’s Office for Product Safety and Standards report 2609-0013 (published 4 September 2026) covers a “FREESKY Electric Bicycle 540E”, listed as “M-540E(RANGER) - BLACK”: “The import has been rejected at the border”, because “the supplied Declaration of Conformity did not match the product”.

The report describes the bike as “presenting a serious risk of fire” (risk level: serious): without that evidence, “it may be possible for it to overheat and catch fire”. It names the manufacturer as Guangzhou Electroy Corporation. The EU’s Safety Gate alert SR/02811/26 (6 October 2026) records the same rejection. Neither record is a recall, and neither names the Ranger Air or says whether the 540E shares its parts.

Will the Ranger Air Fit You? Easy to Step Through, High to Sit On

Freesky builds one frame and prints a rider height of 5′3″ to 6′8″, an inseam of 27 to 35 in, an 18-inch (46 cm) step-through and a saddle from 35 to 41 in (89 to 104 cm) off the ground. The step-through is low and the lowest saddle is high, so the two numbers answer different questions.

We ran Freesky’s two figures through the fit method RedTail’s reviews print, unchanged; our US sister store, RedTail eBikes, has not published a fit table for the Ranger Air itself. Every height from 4′11″ to 6′4″ clears the step-through. Seated at the lowest saddle, few riders under 5′10″ can put both feet flat:

Computed by Zeus on October 29, 2026: barefoot inseam against the 18 in step-through and the 35 in saddle. Above 6′4″ the survey has fewer than 30 people per inch, so Freesky’s 6′8″ top end is not checked here.

At Freesky’s shortest inseam, 27 in, the lowest saddle sits 8 in above the rider’s inseam. Under about 6 ft, plan to slide forward off the saddle and stand over the low step-through at every stop. On the same method, the Eunorau FAT-AWD 3.0’s 31.5 in (80 cm) saddle lets 58 of 100 riders at 5′6″ and 100 at 5′10″ sit with both feet flat, and the Tesway X5 AWD’s 33.5 in (85 cm) saddle 20 at 5′8″ and 63 at 5′10″ (RedTail’s FAT-AWD and X5 AWD fit tables cover pedalling height). Our step-through e-bike guide matches more frames to rider heights.

Watch Freesky’s Ranger Air Video

Freesky’s own 81-second video of the Ranger Air, published on its YouTube channel on January 24, 2026.

How Far the Ranger Air Goes on a Charge

Freesky says 60 to 105 miles (97 to 169 km) on one motor and 40 to 60 miles (64 to 97 km) on both, and its battery image prints “95 Miles Max Range” (153 km), without naming a speed or a rider weight. RedTail eBikes computed the 1,200 Wh pack ride by ride (RedTail’s Ranger Air range tables):

These figures are computed, not measured on a ride; kilometres are converted from RedTail’s miles, and the 0 °C span shows where published cell data differ. RedTail suggests planning on 80% of the row that matches your ride (its three steps). Our long-range e-bike guide sets the same range maths against other bikes.

Speed moves the figure most. The motor choice matters on climbs: in RedTail’s model the second motor costs a little on easy flat riding (4.5 against 3.9 Wh per km pedalling gently at 19 km/h) and saves a lot uphill (62 against 86 Wh per km up an 8% grade at 16 km/h). Ride one motor for easy flat kilometres and both for hills and loose ground; each 305 m (1,000 ft) of climbing on both motors costs 169 to 223 Wh (its hills table). On the flat, RedTail found the tire’s rolling resistance moves range more than the motor mode does (its tire table).

Cold matters too. Freesky’s manual says the battery is to be used, stored and charged between 0 °C and 40 °C; at 0 °C, the bottom of that window, the 32 km/h figure falls to about 63 km (its cold table). Below 0 °C is outside Freesky’s battery window. Weight costs range too, most on climbs: at 136 kg (300 lb) of rider and load, the flat 32 km/h figure falls from 79 to about 69 km and the 8% climb from 19 to about 11 km (its weight table).

Key Features

• A hub motor in each wheel: 2,000 W peak and 105 N·m each, with a switch between rear-wheel drive and both. Freesky’s manual starts a new rider on rear-wheel drive in a low gear at assist level 0 or 1. Freesky’s page, product record, gallery images and manual name no motor maker for the Ranger Air. Our dual-motor e-bike guide explains when a second motor earns its weight.
• 1,200 Wh removable battery: 48 V 25 Ah with a battery management system, locked in the down tube with a key so it can charge indoors. Freesky’s battery line says IPX7; the UL 2271 certificate lists IP33. The 3 A charger takes 6 to 8 hours by Freesky’s comparison table and “just 8 hours” by its battery section.
• Four-piston hydraulic disc brakes: 180 mm rotors front and rear for 43 kg of bike plus you. Freesky’s advice for an emergency stop: “apply the rear brake first, then the front brake.” Replacement Freesky brake pads fit its four-piston callipers.
• Suspension at both ends: an oil-sprung fork with a preload knob and a lockout, and a 180 mm coil rear shock. Freesky’s page gives the fork 120 mm of travel; the manual’s fork section says it can move “up to 80mm”.
• 26 × 4-inch fat tires: with inner tubes, run at 16 to 20 psi by Freesky’s manual, for the gravel roads, dirt roads and wet trails Freesky’s page names. Our fat tire e-bike guide compares fat tire bikes across the store.
• Colour display with NFC: speed, battery, mileage and riding mode; swipe NFC to lock and start the bike. The manual also starts it from the power button with a password it prints, so lock the bike as well.
• Ready to carry: an 800-lumen LED headlight (Freesky’s product record), a rear rack, front and rear fenders, an adjustable aluminum kickstand, and a Shimano 7-speed on a KMC chain. With a motor in each hub, the gears set your pedalling pace and leave the motors’ speed alone (RedTail’s motor section).

What Comes in the Box

Freesky’s page lists the bike, the manual, the rear rack and front and rear fenders; the manual’s parts list adds the pedals, headlight, front wheel, saddle, charger, two keys, two wrenches and seven Allen keys. You fit the front wheel, handlebar, saddle, headlight and pedals, and the manual asks for a certified mechanic to check the work. Assembly walkthroughs by phone or video are included in your first month of Zeus Care; call 1-866-938-7580.

The Honest Take: What to Know Before You Buy

1. The saddle is high. At its 35 in (89 cm) lowest, 12 of 100 riders at 5′10″ and 48 of 100 at 6′0″ can sit with both feet flat (our computation). The step-through makes stopping off the saddle easier, but shorter riders should look at the Eunorau FAT-AWD 3.0, whose 31.5 in saddle lets 58 of 100 riders at 5′6″ sit flat-footed (same method).
2. It is heavy. At 43 kg (95 lb), take the battery out before lifting, plan ground-level storage, and use a ramp for a truck or a hitch rack rated for the weight.
3. It is over the provincial e-bike limits. At a published 55 km/h it cannot ride roads, bike lanes or paths as an e-bike in any province. For riding on public roads, our 500 W collection is the place to start.

For a rider about 6 ft or taller, or one happy to step off the saddle at stops, with land or trails to ride, it gives two motors, 1,200 Wh, four-piston brakes and suspension at both ends. It is the lowest-priced of the four step-through dual-motor bikes compared below, $200 less than the FAT-AWD 3.0 (October 2026 prices).

Who Is the Ranger Air M-540 For?

• Tall riders who want a step-through frame: two motors on a low frame, at about 6 ft and up if you want to sit with your feet down.
• Riders with land, a cottage or trail access: two driven wheels for loose ground and climbs where the landowner or trail authority allows a 55 km/h machine. Our hunting e-bike guide covers backcountry use.
• Heavier riders: 181 kg (400 lb) of rider and cargo; at 136 kg of rider and load, RedTail’s model still gives about 69 km at 32 km/h. See our heavy-rider e-bike guide.
• Riders who charge indoors: the pack comes out, and its UL 2271 certificate is a PDF you can hand to a building manager.

Who it is not for: riders under about 5′10″ who want to sit with their feet down (the Eunorau FAT-AWD 3.0: 58 of 100 at 5′6″, computed); anyone who needs an e-bike for public roads (our 500 W collection); riders under 18 (Freesky’s manual); anyone carrying it up stairs; riders who want assist that follows how hard they pedal, since it uses a cadence sensor (the FAT-AWD 3.0 has a torque sensor); and riding below 0 °C, outside Freesky’s battery window.

How the Ranger Air Compares: 4 Step-Through Dual-Motor eBikes at Zeus

All prices in CAD, October 2026 (zeusebikes.ca, read October 29, 2026). Specs are each maker’s own figures, read the same day; the range row is RedTail eBikes’ model for each bike at 32 km/h on the throttle, both motors, an 82 kg rider, level pavement and 25 °C. Scroll right on a phone to see every column.

🏆 marks the strongest figure in a row; ✓ marks the Ranger Air’s strengths. Range sources: RedTail’s reviews of the Ranger Air, Ranger Plus, FAT-AWD 3.0 (one 15 Ah pack) and X5 AWD. The both-feet-flat row is our computation with RedTail’s fit method on each maker’s lowest saddle (ANSUR II, 6,068 adults; barefoot inseam).

The X5 AWD’s saddle figures come from Tesway’s dimension drawing as RedTail read it; its 26 km/h is Tesway’s 16 mph default. The FAT-AWD 3.0’s motors are Eunorau’s “Front 48V/500W+Rear 500W”, and its “UL CERTIFIED: Yes” is from Eunorau’s product page as RedTail read it. Sources: Freesky, Eunorau and Tesway Canadian product pages and zeusebikes.ca, October 29, 2026.

Choose the Ranger Air, or One of These

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Freesky Ranger Air M-540 Full Specifications

Freesky’s own figures from its Canadian product page, product record, owner’s manual and the two certificates its page links, read October 29, 2026; computed rows name their source.

Frequently Asked Questions

What riders ask about the Freesky Ranger Air M-540

How fast does the Freesky Ranger Air M-540 go?

Freesky publishes 55 km/h (34 mph) “with pedal assist or throttle”. That is past the 32 km/h at which the provincial e-bike rules stop motor assistance, which is why it cannot ride Canadian roads as an e-bike (see where you can ride it, above). In September our US sister store, RedTail eBikes, quoted a Freesky FAQ saying its e-bikes are limited to 32 km/h (20 mph) by default (RedTail’s speed section); if a delivery setting matters where you ride, ask us before you order.

Is the Ranger Air 3,500 W or 4,000 W?

Freesky’s Canadian page now prints “2000W + 2000W Brushless Peak Motor”, 4,000 W peak in all, and 105 N·m per motor. Many reviews, and Freesky’s own page for the earlier Ranger M-540 (Internet Archive, October 2025), say 3,500 W. Both are peak figures; Freesky prints no continuous rating for the Ranger Air.

Does the Freesky Ranger Air have a Bafang motor?

Freesky does not say. Its Canadian page, its product record, the text in its 17 gallery images and the owner’s manual name no motor maker for the Ranger Air (read October 29, 2026); the only Bafang motor on Freesky’s Canadian menu belongs to the Swift Horse Ultra X-6E.

How far can the Freesky Ranger Air go on one charge?

Freesky says 97 to 169 km (60 to 105 miles) on one motor and 64 to 97 km (40 to 60 miles) on both, and its battery image prints “95 Miles Max Range” (153 km), with no speed or rider weight named. In RedTail eBikes’ model, an 82 kg (180 lb) rider on level pavement at 25 °C gets about 108 km at 24 km/h and 79 km at 32 km/h on the throttle with both motors, and about 164 km at 24 km/h pedalling easily (RedTail’s Ranger Air range tables).

Can you ride the Ranger Air on one motor?

Yes. Freesky says you can switch between rear-wheel drive and both motors, and its manual starts a new rider on rear-wheel drive in a low gear. In RedTail eBikes’ model one motor is a little thriftier on easy flat riding, and both motors use 29% less energy per kilometre up an 8% grade (one motor or two).

How much does the Ranger Air weigh, and what is its weight limit?

Freesky lists 43 kg (95 lb) for the bike and a 181 kg (400 lb) load capacity, which counts you and your cargo together. Take the battery out before lifting it, and plan ground-level storage or a ramp.

Is the Ranger Air good for seniors or shorter riders?

Getting on, yes: in our computation every height from 4′11″ to 6′4″ clears the 18-inch (46 cm) step-through. Sitting with your feet down, less so: the saddle starts at 35 in (89 cm), and only 12 of 100 riders at 5′10″ and 48 of 100 at 6′0″ can put both feet flat at that height. Shorter riders slide forward off the saddle at stops. Freesky’s manual also says riders must be at least 18. On the same method the Eunorau FAT-AWD 3.0’s 31.5 in (80 cm) saddle lets 58 of 100 riders at 5′6″ sit flat-footed (RedTail’s FAT-AWD fit tables); our e-bikes for seniors guide compares more.

What is the difference between the Ranger Air and the Ranger Plus?

The same step-through frame, fork, rear shock, brakes, tires and 43 kg (95 lb), by Freesky’s comparison table. The Ranger Plus has 2,500 W + 2,500 W peak motors (250 N·m), a 48 V 30 Ah pack (1,440 Wh), a published 64 km/h (40 mph) and 60 to 120 miles; it charges in 8 to 10 hours against the Air’s 6 to 8. In RedTail eBikes’ model it goes about 95 km at 32 km/h against the Air’s 79 (RedTail’s Ranger Plus tables). At Zeus it costs $550 more (October 2026).

What is the difference between the Ranger Air M-540 and the Ranger M-540?

Freesky’s Canadian store no longer lists the plain Ranger M-540. Its archived page (Internet Archive, 11 October 2025) printed 3,500 W peak, 200 N·m, 38 mph, 60 to 95 miles, 180 mm hydraulic brakes, a “Downhill Full Suspension” fork, a speed sensor and a 34 to 39 in saddle. The Ranger Air’s page prints 4,000 W peak, 210 N·m, 34 mph, 60 to 105 miles, four-piston brakes, a 120 mm fork with a 180 mm coil rear shock, a cadence sensor and a 35 to 41 in saddle. Both list a 48 V 25 Ah battery and 95 lb.

How long does the Ranger Air’s battery take to charge?

Freesky’s model comparison says 6 to 8 hours; its battery section says “fully recharging in just 8 hours” on the 3 A charger. 25 Ah at 3 A is about 8.3 hours by plain division (RedTail’s battery section), so plan an overnight charge from empty.

What battery does the Ranger Air use, and can I buy a replacement?

A removable 48 V 25 Ah lithium-ion pack that unlocks with a key. We stock the Freesky Ranger 25 Ah battery ($965, October 2026); Freesky matches each pack to the bike’s model and serial number, so we ask for both after you order. Call 1-866-938-7580 first if you are unsure.

How do I turn on the Ranger Air, and what does the NFC do?

Press the switch on the battery, then swipe NFC across the display or hold the power button and enter the password that Freesky’s manual prints. Because that password is in a public manual, NFC is a convenient way to start the bike rather than theft protection: lock the bike when you leave it. Neither Freesky’s box list nor the manual’s parts list names an NFC card or tag, so ask us before you count on one.

Is the Freesky Ranger Air UL certified?

Freesky’s Canadian page shows “UL2849 Certified by TÜV” and “UL2271 Certified by TÜV”, and its FAQ says “All FREESKY e-bikes are certified with both UL 2271 and UL 2849”. The badges open two TÜV SÜD America certificates: UL 2849 for the electrical system (models M-530, M-540, M-410 and A-340) and UL 2271 for the battery (FP4825R0, 47.19 V, 24.5 Ah). If a landlord, building or insurer asks, send them those PDFs.

Can I ride the Ranger Air in cold weather, below 0 °C?

Not by Freesky’s manual. Its current manual says the battery is to be used, stored and charged between 0 °C and 40 °C, to charge and store the bike and battery somewhere dry at 10 to 25 °C, and to dry the bike after rain or snow; it adds that very wet, hot or cold conditions may void the warranty. Freesky’s earlier M-540 manual said the whole bike is not for use or storage below 0 °C. At 0 °C RedTail eBikes’ model gives about 63 km at 32 km/h (56 to 66 km as cell data differ; its cold table). More in our winter e-bike guide.

Do I need to assemble the Ranger Air, and is there a manual?

Yes, a little: the manual’s steps fit the front wheel, handlebar, saddle, headlight and pedals, and it asks for a certified mechanic to check the assembly and for a tune-up after the first 80 to 160 km. Freesky’s owner’s manual (PDF) covers it. Assembly walkthroughs by phone or video are included in your first month of Zeus Care (1-866-938-7580).

Where can I get brake pads for the Ranger Air?

We stock Freesky brake pads ($40 each, October 2026). Freesky makes them for four-piston callipers, which the Ranger Air uses; order two for front and rear.

Is Freesky a good e-bike brand?

On the records we checked, no recall at Health Canada, the US Consumer Product Safety Commission, the UK or the EU names Freesky; it publishes an owner’s manual and two TÜV SÜD certificates for this bike, and 24 months of warranty on the motor, battery and controller. One record to weigh: in 2026 the UK rejected an import of a FREESKY 540E at its border (details in the safety section above). Our Freesky brand profile covers the company and its line-up.

What warranty does the Ranger Air have?

Freesky’s published terms: 24 months on the motor, battery and controller and 12 months on other parts, from the purchase date, for the original owner, against manufacturing defects (the box at the top of this page has the full terms). The warranty is backed by Freesky in full, and we handle the claim for you. Your first month of Zeus Care is included; Zeus Care plans (1, 2, 3 or 5 years: $119, $229, $339 or $599) are a service, not added parts coverage (Warranty Policy & Zeus Care).

Before you buy from Zeus

Has the Freesky Ranger Air been recalled?

No recall names it. On October 29, 2026 we searched Health Canada’s recall database, the US CPSC, the UK’s product safety reports and the EU Safety Gate for Freesky, Ranger Air, Ranger M-540, M-540, 540E and the certificate holder, each beside a control search that returned results. The UK and EU records carry one 2026 border rejection of a FREESKY 540E listed as “M-540E(RANGER)”, which is not a recall and does not name the Ranger Air (details above).

Is the Freesky Ranger Air street legal in Canada?

No province lets it ride roads, bike lanes or paths as an e-bike: its published 55 km/h is past the 32 km/h at which the provincial e-bike rules stop motor assistance (Newfoundland and Labrador’s Act has no e-bike definition). Off public roads, the landowner, trail authority or track sets access; check the off-road vehicle rules where you ride. For public roads, see our 500 W collection. Canadian e-bike laws by province →

Are there reviews of the Ranger Air?

No Zeus customer has reviewed it on this page yet. Our US sister store’s full review (RedTail’s Ranger Air review) covers range, motors, brakes and certificates, Freesky’s own video is above, and you can call 1-866-938-7580: we will tell you honestly whether it suits your height, weight and riding.

What if the bike isn’t right for me?

Unused and unopened items can be returned within 15 days of delivery, less a 15% restocking fee and the return shipping (our refund policy). Call 1-866-938-7580 before you order if you are unsure about fit or where you can ride.

How long does shipping take?

Shipping is free across Canada. Orders are processed in 1 to 3 business days and arrive in 2 to 7 business days, depending on where you live; we do not ship to remote communities, so call first if you live in one (our shipping policy).

Can I finance the Ranger Air?

Yes, financing is available at checkout. Our guide to financing an e-bike in Canada →

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