Eunorau Fat HS / Hunter X8 — 1000W Bafang Mid-Drive Off-Road eBike

Eunorau Fat HS / Hunter X8 — Bafang 1000W Mid-Drive, Full Suspension, Built for the Bush

The Fat HS — also marketed as the Hunter X8 — is Eunorau’s full-suspension answer to the hunters, anglers, and off-road riders who needed a real climbing eBike. Not a heavy hub-drive doing its best on a logging road. A Bafang BBSHD 1000W mid-drive, peaking over 1,500W, throwing 160 Nm of torque through a Shimano/Sunrace 9-speed cassette — the same gear-multiplying principle a motorcycle uses to climb. Drop a gear, hold throttle, and the bike walks up grades that would stall a hub motor.

Full suspension matters more on a 1000W bike than on a 500W commuter. The RST Guide 75mm fork at the front and the KS-388RL 48mm rear shock let the bike track over roots, rocks, and packed-snow ruts without losing traction or beating up the rider. Kenda Krusade Sport 26″ × 4.0″ fat tyres float over mud, sand, snow, and loose gravel. Hydraulic disc brakes with 180mm rotors and motor cutoff handle the stopping load on a fully loaded descent. 48V 15Ah Samsung-cell battery, removable, dual-battery ready — Eunorau rates the dual configuration up to 80 miles / 129 km.

This is not a road bike. We’ll say that up front so there is no confusion.

🇨🇦 Ships from Canada · Free Canada-wide shipping · 2-year Eunorau warranty + Zeus support · 1-866-938-7580 — real humans answer

Last reviewed: June 2026 · All specs verified against Eunorau Canada’s published product page · All internal and external links HTTP 200 audited

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Why a 1000W Mid-Drive Changes What an Off-Road eBike Can Actually Do

Hub motors are simple and reliable. On a flat trail with moderate loads they do fine. But hub motors have one fixed gear ratio — the relationship between motor RPM and wheel RPM is fixed by the build. When the trail tilts up and the load goes on, a hub motor either keeps spinning at peak efficiency or it slows below peak and overheats. There is no downshift.

A mid-drive sends its power through the bike’s chain and cassette. That means the rider can downshift on a steep climb to multiply torque exactly the way a manual transmission multiplies torque in a car — trading wheel speed for climbing force. Then upshift for efficient cruising on the flat. On the Bafang BBSHD’s 160 Nm output paired with the 11–34T cassette, the practical result is grades that would stall a hub motor become rideable, and rideable grades become easy.

The trade-off is real and worth knowing: the chain and cassette wear faster because they’re carrying rider load plus motor load. On a hunting bike that gets used in heavy mud, expect a chain and cassette refresh as a regular maintenance item, not a once-in-five-years event. We sell drivetrain consumables — ask before your first long season. Full mid-drive vs hub-motor breakdown →

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Key Features

• Bafang M615 BBSHD Mid-Drive — 1000W Nominal / Peak Over 1,500W — 160 Nm Torque — One of the most field-proven high-power mid-drives in the eBike world. Drives through the gears, so torque multiplies on a downshift. The signature reason a 1000W mid-drive feels different from a 1000W hub motor on real terrain. Wattage explained →
• Shimano Altus / Sunrace RDM91 9-Speed Drivetrain — 11–34T Cassette — 42T 7075 CNC Chainring — 170mm Forged Alloy Crank — Wide-range 9-speed gearing for genuine climbing low gears and useable cruising highs. The 7075-aluminium chainring is harder than standard 6061 chainrings and survives the chain forces of a 160 Nm mid-drive better than a thinner stamped ring.
• 48V 15Ah Samsung-Cell Removable Battery — ~720 Wh — Dual-Battery Ready — Samsung cells are premium lithium-ion. The battery removes with a key for indoor charging and security. Adding a matched second 15Ah pack roughly doubles capacity to ~1,440 Wh and roughly doubles range — Eunorau rates the dual configuration up to 80 miles. Confirm the current second-battery option and pricing by phone.
• RST Guide 75mm Front Fork + KS-388RL 48mm Rear Shock — Full Suspension — True full suspension at this price point. The 75mm front fork takes the edge off square-edge impacts on the trail; the 48mm rear shock keeps the rear tyre in contact with the ground over rapid undulations — the difference between traction and a fishtail on a wet root crossing.
• Kenda Krusade Sport 26″ × 4.0″ Fat Tyres — Black Alloy Rims — A genuinely off-road fat tyre with an aggressive lug pattern, not a beach cruiser tyre. Floats over loose surfaces (snow, sand, mud) and bites on packed dirt. The 4.0″ width adds a large air cushion that doubles as passive suspension on rough surfaces.
• Hydraulic Disc Brakes — 180mm Rotors — Motor Cutoff Levers — Strong, consistent stopping power that doesn’t fade when the rim gets wet or muddy. Motor cutoff fires the instant a brake lever is squeezed — mandatory on a thumb-throttle bike making 160 Nm.
• Cadence-Sensing Assist + Thumb Throttle — PAS assist is triggered by pedal rotation across multiple assist levels — consistent and predictable on rough terrain rather than proportional to rider effort. The thumb throttle gives instant power-on-demand for moments when you need a torque burst without spinning the cranks — rolling out of a slow technical section, for example. PAS vs throttle →
• CDC6 LCD Display with Waterproof Connectors — Backlit display showing speed, battery state, distance, PAS level. Push mode for walking the bike up technical sections. Waterproof connectors protect the wiring harness from trail spray and rain — not a casual feature on a bike that will see real weather.
• 6061 Aluminium Alloy Frame — Full Suspension — Two Sizes (17″ / 19″) — Aluminium means no rust risk through winter storage in a damp garage. Two frame sizes for a more accurate fit across the 5′3″–6′4″ rider range than a single-size bike can offer.
• Selle Royal Saddle — Nylon Platform Pedals with Reflectors — Selle Royal is a name-brand saddle maker, not a generic vinyl pad — comfortable on multi-hour rides. The platform pedals accept any flat-soled boot, including hunting boots and steel-toe work boots.
• UL Certified — Eunorau states the Fat HS carries a UL certification. The specific UL standard (UL 2849 full-system vs UL 2271 battery-only) is not published on the Canadian product page; if a specific standard matters for your building or insurance, call us before ordering.

What’s in the Box

• Eunorau Fat HS / Hunter X8 frame and assembled components (your choice of size)
• 48V 15Ah Samsung-cell removable lithium-ion battery
• US-standard 2.0A smart charger
• Bafang M615 BBSHD 1000W mid-drive motor (pre-installed)
• Shimano Altus / Sunrace 9-speed drivetrain (pre-installed)
• Hydraulic disc brakes with 180mm rotors and motor cutoff (pre-installed)
• RST Guide 75mm front fork (pre-installed)
• KS-388RL 48mm rear shock (pre-installed)
• Kenda Krusade Sport 26″ × 4.0″ fat tyres (mounted on black alloy rims)
• 6–60V LED headlight (pre-installed)
• CDC6 LCD display + thumb throttle (pre-installed)
• Selle Royal saddle + nylon platform pedals (pre-installed)
• Toolkit for final assembly
• Owner’s manual

Not explicitly published by Eunorau: kickstand, fender, and rear rack inclusion. If any of these are deal-makers for your hunting or fishing build, call 1-866-938-7580 to confirm what ships in the current configuration before ordering. Browse compatible Zeus eBike accessories.

Shipping & Delivery

• Shipping: Free Canada-wide shipping
• Delivery: Standard Canada-wide delivery as per Zeus shipping policy
• Tracking: Tracking email sent once shipped
• Assembly: Ships partially assembled in a single box — toolkit included; final assembly typically involves the front wheel, handlebars, pedals, and seat

Warranty

The Fat HS is covered by a layered warranty: a 1-month Zeus complimentary limited warranty (claim coordination), the Eunorau manufacturer warranty (2 years on the core system), and optional paid Zeus extended-protection plans (1, 2, 3, or 5 years). Standard wear items — tyres, brake pads, chains (a mid-drive consumable, see Honest Take), grips, and saddles — and damage from misuse, improper maintenance, or unauthorised modification are not covered. See our warranty page for full terms, or call 1-866-938-7580 to confirm current Eunorau coverage on the Fat HS before purchase.

What You Should Know Before Buying (Honest Take)

• This bike is off-road / private property only in Canada. 1000W nominal puts it outside the federal PAB definition at any setting. You cannot legally ride it on public roads, bike lanes, or shared-use paths in any province. If you need a road-legal eBike, look at the Eunorau Meta 26, the FAT AWD 3.0 (PAB-compliant at the factory setting), or any of our 500W Zeus Approved commuters.
• Cadence sensor, not torque sensor. Eunorau’s published spec is “cadence-sensing assist.” On a high-power off-road bike this is the more common choice and gives predictable power delivery on rough terrain — but it is not proportional to your effort the way a torque sensor is. If you want a torque-sensing PAS feel, the Eunorau FAT AWD 3.0 is the torque-sensor pick in the lineup.
• Mid-drives wear chains and cassettes faster. The motor power runs through the same chain you pedal through. On a 160 Nm BBSHD that means 2–4x faster chain stretch than on a hub-drive of similar power. Plan to replace the chain at least once a season under heavy hunting use, and the cassette every 2–3 chains. This is normal for the platform — not a defect.
• 77.1 lbs is a real number. Loading into a truck bed solo with hunting gear strapped on requires a ramp or two people. Off-road carrying a downed bike up a slope requires planning.
• 300 lb payload ceiling. The sibling Hunter X7 (FAT-HD 2.0) is rated to 375 lbs. If you regularly carry a heavy hunting load plus rider weight that approaches the 300 lb ceiling, the X7 is the safer pick.
• Headlight lumen rating is not published by Eunorau. The headlight is rated for 6–60V input on the bike’s power but the lumen output is not stated. For deep-bush use after sunset, plan for an aftermarket high-lumen handlebar light as backup.
• IP weather rating is not published. Eunorau states the CDC6 display has “waterproof connectors” but does not publish an IP rating for the full system. Treat the bike as splash-resistant, not submersible — don’t ford a creek deep enough to immerse the motor housing.
• UL standard is not specified. Eunorau states “UL certified” without naming UL 2849 (full-system) vs UL 2271 (battery-only). If your building or insurer requires a specific standard on file, call us before ordering.

None of this is hidden in marketing. The Fat HS is a serious off-road platform that does exactly what it says — and we’d rather you understand the trade-offs before you buy than discover them after.

Will It Fit You? — Sizing & Fit

The Fat HS comes in two frame sizes — 17″ and 19″ — for a more accurate fit across the recommended rider height range of 5′3″ to 6′4″ than a single-frame bike can offer.

Full Specifications

Who Is the Eunorau Fat HS / Hunter X8 For?

• Hunters and anglers who need real bush-road climbing. The Bafang BBSHD plus 9-speed cassette outclimbs every hub-drive in this price bracket. If you ride into a stand or a fishing hole that involves a real grade, this is the platform. Best hunting eBikes Canada →
• Off-road and OHV-trail riders. Full suspension plus 4.0″ aggressive-lug fat tyres on a 160 Nm mid-drive is a genuine off-road platform — not a road bike with knobs. Best electric dirt bikes Canada →
• Sur-Ron alternatives buyers. If you’ve been looking at a Sur-Ron Light Bee or Talaria and want a more user-serviceable, more affordable, and (importantly) pedal-able alternative that doesn’t require licensing in most Canadian provinces, the Fat HS is in that conversation. Sur-Ron in Canada — honest review & alternatives →
• Property owners with private trails or acreage. Rural riders who don’t need road-legal status — the Fat HS lives entirely on private property where the 1000W nominal and 48 km/h ceiling don’t matter.
• Riders who want full suspension at this position in the Eunorau line. The RST + KS-388RL combination is meaningful on technical terrain — it’s not just badging.

Who it’s NOT for:

• Anyone who needs to ride on public roads or bike paths. The Fat HS is not a PAB and cannot legally be ridden on Canadian public infrastructure. Look at the FAT AWD 3.0 (ships PAB-compliant), the Eunorau Meta 26 (PAB-compliant commuter), or any 500W bike in the Zeus Approved collection.
• Riders who need 375+ lb payload. The sibling Hunter X7 (FAT-HD 2.0) is rated higher at 375 lbs.
• Riders who must carry the bike upstairs. 77.1 lbs is a real lift even with the battery out. Plan ground-floor or elevator storage.
• Riders who want proportional torque-sensing PAS. The Fat HS is cadence; the FAT AWD 3.0 is torque.
• Mid-drive maintenance avoiders. If you do not want to refresh a chain and cassette annually under heavy use, a hub-drive bike will need less drivetrain attention.

How the Fat HS Compares — Fat HS vs Hunter X7 vs Hunter X9 vs FAT AWD 3.0

Four Eunorau off-road bikes Zeus carries, four different priorities. The spec differences tell you which one fits your build.

Choose the Fat HS / Hunter X8 if you want the Bafang BBSHD platform with full suspension, dual-battery readiness, and the X8 build — the bush-trail tool that doesn’t need to be road-legal.

Choose the FAT-HD 2.0 / Hunter X7 → if you need maximum payload (375 lbs) for hunting gear and a tree stand — same Bafang BBSHD platform, higher load rating.

Choose the Specter-S 3.0 / Hunter X9 → if you want the premium Hunter with the 140mm inverted fork and the larger 17.5Ah battery for the longest single-pack range in the Hunter line.

Choose the Eunorau FAT AWD 3.0 → if you need a bike that’s legal on Canadian public roads as shipped — PAB-compliant 500W dual-motor AWD with a real torque sensor, off-road performance unlockable for private property.

Frequently Asked Questions

Is the Fat HS legal on Canadian roads or bike paths?

No. The Fat HS is 1000W nominal and exceeds Canada’s federal Power-Assisted Bicycle (PAB) limit of 500W nominal at every setting. It is not a PAB and cannot legally be ridden on public roads, bike lanes, or shared paths in any province. It is sold strictly for private property, off-road trail, OHV-permitted areas, and hunting/fishing access. Some provinces have separate categories for off-road motorised bicycles — verify with your provincial transportation ministry before riding outside private property. Provincial eBike & PAB laws →

What’s the difference between the Fat HS and the FAT-HD 2.0?

Both run the same Bafang BBSHD 1000W mid-drive at 160 Nm with full suspension, 26×4.0 Kenda fat tyres, and 9-speed Shimano. The published payload differs: FAT-HD 2.0 = 375 lbs, Fat HS = 300 lbs. The rear shock spec differs slightly (KS-388 50mm on the X7 vs KS-388RL 48mm on the X8). For high-payload hunting builds, the X7 is the safer pick; for the X8 build and current pricing, the Fat HS is the right call.

Torque sensor or cadence sensor?

Cadence sensor — per Eunorau’s published spec. PAS delivers consistent assist at the chosen level based on pedal rotation, not proportional to rider effort. For proportional torque-sensing PAS, the Eunorau FAT AWD 3.0 is the torque-sensor pick in the lineup. PAS vs throttle →

What’s the real-world range?

On the single 720 Wh Samsung battery: Zeus editorial estimate is roughly 40–55 km off-road at moderate PAS depending on terrain and rider weight. Eunorau’s up to 80 mi / 129 km rating requires the optional second battery (dual configuration ~1,440 Wh). Cold-weather loss: ~20% at 0°C, ~30–35% at −10°C.

Is the battery removable?

Yes — key-removable for indoor charging and security. Always use the supplied Eunorau charger; if you add a second battery, use Eunorau’s matched pack and charger. Aftermarket and mismatched chargers are the leading cause of eBike battery fires per Toronto Fire Services.

Is it UL certified?

Eunorau states the Fat HS is UL certified but does not publish the specific UL standard on the Canadian product page. We don’t upgrade a vague UL claim to a specific standard (UL 2849 full-system, UL 2271 battery-only) without manufacturer confirmation. If your insurer or building requires a particular UL standard on file, call 1-866-938-7580 before ordering — we’ll get it in writing from Eunorau.

What size frame should I order?

The Fat HS ships in 17″ and 19″. Eunorau lists the rider-height range as 5′3″–6′4″ across both frames. As a general guide, 17″ suits riders in the lower half of the range and 19″ the upper half — but inseam and reach matter more than height alone. Call us at 1-866-938-7580 if you’re between sizes.

What warranty comes with the Fat HS?

A 1-month Zeus complimentary limited warranty (claim coordination), the Eunorau manufacturer warranty (2 years on the core system), and optional paid Zeus extended-protection plans (1, 2, 3, or 5 years). Wear items (tyres, pads, chain — a mid-drive consumable — cassette, grips, saddle) and damage from misuse or unauthorised modification are excluded. Full Zeus warranty terms →

Documentation & Resources

Need help with sizing, the second-battery option, UL certification specifics, or accessories? Call 1-866-938-7580 or email milad@zeusebikes.ca.

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Zeus eBikes Canada — Canadian eBike retailer shipping nationwide. Every Eunorau Fat HS ships free across Canada with the Eunorau manufacturer warranty, Samsung-cell battery, and authorised Canadian dealer support. Questions before you order? Call 1-866-938-7580 or email milad@zeusebikes.ca — real humans answer.

More resources:

• Best Hunting eBikes Canada (2026) — 6 Silent, All-Terrain Picks
• Best Electric Dirt Bikes Canada (2026)
• Sur-Ron in Canada (2026) — Honest Review & 15 Alternatives
• Mid-Drive vs Hub Motor eBike Canada (2026)
• 500W vs 750W vs 1000W eBike Canada Guide
• Fat Tyre Electric Bikes Canada (2026)
• Electric Bike Laws Canada — Every Province
• Pedal Assist vs Throttle — Torque Sensors Explained