EUNORAU Specter-S 3.0 / Hunter X9 — 1000W Bafang M620 Mid-Drive, Full Suspension, 26x4.0

The Mid-Drive That Changes What Canadian Trails Mean

Most eBikes manage hills. The Specter-S 3.0 owns them. The Bafang M620 (G510) mid-drive at the heart of this bike produces 160 N·m of torque through a torque sensor — reading how hard you push, scaling power instantly, working through all 11 gears of a SRAM NX drivetrain. The result on a 25% grade with loose rock is fundamentally different from anything a hub motor at the same wattage can do.

Full suspension handles the terrain the motor opens up: 140mm Eunorau inverted fork up front, DNM rear shock (190×50mm stroke) at the back, 26×4.0” Kenda fat tyres for traction on soft ground, snow, and gravel. Four-piston hydraulic brakes with 180mm rotors and motor cutoff levers close the loop. At 40 kg, this is not a lightweight commuter — it is a purpose-built off-road machine in the weight class that performance demands.

One honest note up front: at 1,000W nominal and 45 km/h top speed, the Specter-S 3.0 exceeds all Canadian provincial PAB limits. It is designed for backcountry trails, Crown land, OHV networks, private property, and hunting access routes — not public roads. If you need a street-legal eMTB, call us at 1-866-938-7580 and we’ll match you to the right bike. See our wattage and legality guide →

🍁 Free gifts — current bundle (while supplies last): 27.5×3” wheel set • 48V 15Ah secondary battery (720 Wh) • single-speed cassette conversion kit. Gift availability can change; we confirm your bundle before shipping.

🇨🇦 Ships from Canada. Free Canada-wide shipping. Zeus 30-day satisfaction policy + Eunorau manufacturer warranty included. Questions? 1-866-938-7580 — real people answer.

Watch: Unboxing & Setup

Watch the full unboxing and assembly walkthrough before your bike arrives. Do a complete bolt check, brake test, and tyre pressure check after setup.

Why the Bafang M620 Mid-Drive Changes the Equation

The difference between a hub motor and the M620 is not just wattage — it is architecture. A hub motor drives from the wheel axle at a fixed gear ratio. The M620 mounts at the bottom bracket and drives through your full SRAM NX drivetrain. In your lowest gear on a technical climb, that mechanical multiplication means effective rear-wheel torque several times the motor’s rated 160 N·m. A hub motor at the same wattage simply cannot match it. Full mid-drive vs hub motor breakdown →

The torque sensor is the other critical detail. Cadence sensors detect rotation and fire power after a half-second lag at a fixed preset level. The M620’s torque sensor reads how hard you’re pushing and scales power proportionally in real time. On technical singletrack, switchbacks, or loose descents where you need precise control, that responsiveness is not a luxury — it is what keeps the bike under you.

The centred mass completes the picture. A hub motor concentrates weight at the rear axle; on steep technical climbs that rear bias unweights the front wheel and reduces steering control. The M620 sits at the bike’s lowest point, keeping mass between both wheels. The Specter-S 3.0 handles technical switchbacks differently because of where the motor sits, not just how powerful it is. Best eBikes for steep hills in Canada →

Key Features

• Bafang M620 (G510) Mid-Drive — 1,000W / 160 N·m / Torque Sensor: The M620 is Bafang’s highest-power production mid-drive as of 2026 — the same motor found in full-suspension eMTBs retailing at $6,000–$10,000 internationally. Torque sensor, 9 PAS levels, 48V 30A controller. Works through your full SRAM NX drivetrain for climbing power that changes what hills mean.
• 840 Wh LG-Cell Battery (48V 17.5Ah): LG cells are industrial-grade; the same cells power EVs and premium eBike brands at twice this price. Key-twist removable so you can charge off the bike. Secondary battery support via the gift bundle brings total capacity to 1,560 Wh — serious dual-battery range for backcountry all-day use.
• 140mm Inverted Fork + DNM Rear Shock: The inverted fork — larger stanchions anchored at the axle — is laterally stiffer under braking than a conventional fork of the same travel. DNM rear shock (190×50mm) is a proven choice across the off-road eBike category. Together: 140mm front, 50mm rear, keeping both wheels in contact with rough terrain and giving the M620’s torque somewhere useful to go.
• SRAM NX 1×11 Drivetrain (11–42T Cassette): NX is SRAM’s trail-rated component tier — designed for the conditions this bike targets. 11-speed with a wide 11–42T cassette gives you genuine climbing range in low gear and enough top-end in high gear at the speeds this motor produces. Bafang 40T chainring, 170mm crank.
• 4-Piston Hydraulic Brakes — 180mm Rotors with Motor Cutoff: A 40 kg eBike descending at 40+ km/h on loose terrain needs brakes that mean business. Four pistons per caliper, 180mm rotors, and motor cutoff integrated into the levers (the motor stops the instant you touch the brake). The stopping confidence matches the going confidence.
• 26×4.0” Kenda Fat Tyres: The wide contact patch on snow, mud, sand, and loose gravel is what makes fat-tire riding feel planted rather than precarious. 4.0” volume at the recommended tyre pressure gives float on surfaces where 2.4” tyres dig and lose traction. For hunting access routes in early-season mud or late-season frost, this is the tyre you want.
• 6061 Aluminium Frame — 17” and 19” Sizes: Full-suspension geometry. Fits riders 5’3”–6’4” (160–193 cm). Adjustable saddle 35.0”–42.5”. Payload capacity 136 kg (300 lbs).
• Bafang DP C010.CB Display (Waterproof): Backlit display with speed, battery level, PAS setting, odometer, and trip data. Waterproof construction rated for trail and hunting conditions. USB charging port integrated.

What’s Included

• Eunorau Specter-S 3.0 frame with Bafang M620 motor pre-installed
• 48V 17.5Ah (840 Wh) LG-cell battery with key-twist mount
• Bafang DP C010.CB display and wiring harness
• SRAM NX 1×11 drivetrain (pre-installed)
• 4-piston hydraulic brake set (pre-installed), 180mm rotors
• 26×4.0” Kenda fat tyres (pre-installed on rims)
• Charger (standard Canadian plug)
• DP C010.CB Display Manual PDF — download here
• Current gift bundle (while supplies last): 27.5×3” wheel set • 48V 15Ah secondary battery • single-speed cassette conversion kit

Ships partially assembled. Front wheel, handlebars, pedals, and seat require final fitment. Watch the setup video above before starting. Call us at 1-866-938-7580 for assembly guidance.

The Honest Take — What We’d Change

The Specter-S 3.0 is a focused machine, and every trade-off is deliberate. Know what you’re choosing before you order:

• 40 kg (88 lbs) — this is heavy. Full suspension + mid-drive + fat tyres + LG-cell battery = weight. If you need to carry it up stairs regularly or hand-load it into a truck bed solo, plan for a ramp or a second person. It loads fine onto a hitch rack.
• Not street-legal in any Canadian province. 1,000W nominal / 45 km/h exceeds all provincial PAB thresholds. Off-road, Crown land, OHV networks, private property — yes. Public road, bike lane, sidewalk — no. This is a feature for the terrain it targets, not a hidden catch. See PAB-legal mountain eBike alternatives →
• Experienced riders only. 160 N·m through a 1×11 drivetrain on loose terrain is not a beginner’s setup. If you’re new to eBikes or technical trail riding, the Specter-S will exceed your confidence before it exceeds its capability. Call us and we’ll match you to the right entry point.
• Partial assembly on arrival. Not ride-ready out of the box. The video above covers the process — it takes time, but it is not complicated. If you are not comfortable with a basic bike tool kit, budget for a local bike shop first-assemble.

That said: 160 N·m of torque-sensing mid-drive power in a full-suspension fat-tire package with SRAM NX and 4-piston hydraulics at this price is not replicated elsewhere in the Canadian market. For the rider it is built for, the trade-offs are not compromises — they are exactly what the terrain demands.

Full Specifications

Range estimates are Zeus editorial calculations based on 840 Wh capacity and 10–17 Wh/km consumption for mid-drive fat-tire eBikes on mixed terrain (eMTB-News.de field methodology). Winter reduction: 30–40% below 0°C per lithium-ion temperature-capacity data (Battery University, Isidor Buchmann, 2024). Not manufacturer-published data.

Who This Bike Is For — and Who It’s Not

• Backcountry and hunting access riders — The Specter-S 3.0 was built for exactly this use case. Crown land, OHV networks, private bush property, early-season mud, late-season frost. The 160 N·m M620 hauls gear-loaded weight up grades that stop hub-motor bikes, and the fat tyres float on the soft ground that ends the season for narrow-tyre machines. See our full hunting eBike guide →
• Experienced trail riders upgrading from a hub motor — If you’ve hit the ceiling on what your current hub-motor eBike can do on technical terrain — bogging on sustained climbs, overheating on long descents, losing traction on switchbacks — the M620 mid-drive answers every one of those limitations. Our mountain eBike guide →
• Heavy riders who want real off-road performance — The 136 kg payload and 160 N·m torque-sensing mid-drive means the Specter-S 3.0 doesn’t struggle under load the way a hub motor at this price point would. Full suspension keeps the ride controlled regardless of weight distribution. Best eBikes for heavy riders in Canada →
• Dual-battery riders who need all-day range — With the gift bundle secondary battery (total: 1,560 Wh), the Specter-S 3.0 covers 80–145 km in summer at moderate assist — enough for a full hunting day on remote Crown land access routes without a second charge.

Who it’s NOT for: Street commuters (exceeds provincial PAB limits), beginners (160 N·m demands confident handling skills on technical terrain), riders who carry the bike up stairs daily (40 kg requires two people or a ramp to lift), and riders whose terrain is flat and urban (a hub-motor eBike handles flat ground equally well at $1,500–$2,500 less). Call us at 1-866-938-7580 and tell us your terrain — we’ll tell you honestly if this is the right bike or if something else fits better.

How It Compares — Zeus Catalogue

Choose the Specter-S 3.0 for the best torque-sensing mid-drive performance at this price, especially on steep or technical off-road terrain. The Himiway Cobra D7 suits riders who prioritise battery range and trail riding over technical climbing. The Eunorau Urus 2.0 is the step up if you want the same M620 architecture with more range and a higher-grade component build. Not sure? Call 1-866-938-7580.

Frequently Asked Questions

Is the Eunorau Specter-S 3.0 street-legal in Canada?

No. At 1,000W nominal and 45 km/h, it exceeds all Canadian provincial PAB limits (500W / 32 km/h). It is legal for off-road, private property, Crown land (verify land-use designation), and designated OHV/ATV trail networks that permit motorised vehicles. It cannot legally be ridden on public roads, bike lanes, or sidewalks in any province. See the full wattage and legality guide →

What is the real-world range in a Canadian winter?

Single battery (840 Wh): Zeus estimates 30–55 km in winter below −5°C versus 45–80 km in summer at PAS 2–4 on mixed off-road terrain. Cold lithium cells lose 30–40% of rated capacity below 0°C. With the dual-battery bundle (1,560 Wh total), winter range at moderate assist extends to approximately 50–75 km. Store the battery indoors and fit it cold to preserve every kilometre. These are Zeus editorial estimates, not manufacturer-published data.

What does the free gift bundle include?

The current bundle includes: a 27.5×3” wheel set ($270 value), a 48V 15Ah secondary battery ($405 value), and a single-speed cassette conversion kit ($135 value). Gift availability can change — we confirm your bundle before shipping. If the promotion changes, we’ll contact you before your order ships.

How is a mid-drive motor different from a hub motor?

A hub motor drives from the wheel axle at a fixed gear ratio. The Bafang M620 mid-drive mounts at the bottom bracket and works through the bike’s full SRAM NX 1×11 drivetrain, multiplying its torque through every gear. In low gear on steep terrain, effective rear-wheel torque is several times the motor’s 160 N·m rated output. The M620 also uses a torque sensor (instant, proportional response) versus the cadence sensors (half-second delay, on/off feel) found on most hub-motor bikes at this price. Full mid-drive vs hub motor guide →

Can I finance this bike?

Yes. Zeus offers financing with approval decisions in minutes. See how to finance an electric bike in Canada →

What rider height fits the Specter-S 3.0?

Eunorau specifies a rider height range of 5’3”–6’4” (160–193 cm). The saddle adjusts from 35.0”–42.5” across two frame sizes (17” and 19”). If you are at the lower end of the height range, confirm standover clearance on the 17” frame before ordering — call 1-866-938-7580 and we’ll walk you through the measurement.

Does it arrive assembled?

Partially. The Specter-S 3.0 ships partially assembled. Front wheel, handlebars, pedals, and seat require final fitment on arrival. Watch the assembly video on this page before starting. If you are not comfortable with a basic tool kit, a local bike shop first-assemble is a good investment for a bike at this price. Call 1-866-938-7580 for a local referral.

What is the warranty?

Zeus 30-day satisfaction policy plus Eunorau manufacturer warranty. Call 1-866-938-7580 or email milad@zeusebikes.ca for full warranty terms before you order.

🇨🇦 Zeus eBikes Canada — Ships from Canada. Free Canada-wide shipping. Call 1-866-938-7580 with any question before you order.

More resources:

• Best Hunting eBikes Canada (2026) →
• Best Electric Mountain Bikes Canada (2026) →
• Fat Tire Electric Bikes Canada (2026) →
• Best eBikes for Steep Hills Canada (2026) →
• Mid-Drive vs Hub Motor eBike Guide →
• How to Finance an Electric Bike in Canada →
• Zeus Hunting eBike Collection →
• Zeus Mountain eBike Collection →