Leaperkim Sherman L 4000wh Elektrisches Einrad

Referenz 496ebe0a-443d-11ef-0a80-0be50013467b

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4.249,00 €

EUR 3511.57 teuer exkl.

Leaperkim Sherman L 4000wh — elektrisches Einrad mit Premium-Performance und Verarbeitungsqualität.

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The Sherman L electric unicycle is an exceptional piece of engineering, standing out in the market with its impressive 4000Wh battery that operates at 151.2V. This colossal battery capacity positions the Sherman L as one of the top contenders for the longest range among electric unicycles, catering to riders who demand extensive travel distances on a single charge.

One of the remarkable features of the Sherman L is how it achieves this high energy capacity without an excessive increase in weight. While many high-capacity electric unicycles tend to be significantly heavier, the Sherman L maintains a weight that is not substantially greater than the Leaperkim Lynx model. This thoughtful design ensures that riders do not have to sacrifice portability and ease of handling for extended range. The Sherman L strikes a fine balance, making it an attractive option for both long-distance commuters and adventure seekers.

Moreover, the Sherman L incorporates advanced technology and durable components, ensuring reliability and performance. The robust build quality and efficient power management system allow riders to experience consistent and powerful performance throughout their journeys. The unicycle’s ergonomics and design further enhance user comfort and control, making it suitable for various terrains and riding conditions.

Frequently asked questions

What is the defining spec of the Sherman L?

The 4000 Wh battery running at 151.2 V. That is one of the largest packs in a production EUC and puts the Sherman L in the long-range category alongside Master Pro and Commander-level builds. Range, not speed, is the point of this wheel.

What is the real-world range of the Sherman L?

With 4000 Wh you are looking at 180 to 250 km spec-like conditions (75 kg rider, 30 to 40 km/h flat cruise). Hard riding at sustained high speed still delivers 100+ km, which is double what most 2000 Wh wheels manage.

What battery cells does the Sherman L use?

Samsung INR21700-50S high-drain cells. Leaperkim uses the 50S specifically because the 4000 Wh pack with 151.2 V geometry requires cells that can sustain the current draw for the 3000+ watt rated motor without sagging.

How much does the Sherman L weigh?

Higher than the standard Lynx but similar in the range. Leaperkim tuned the frame so the 4000 Wh pack does not push weight dramatically beyond their other high-end wheels. Still, budget for 40+ kg and plan transport accordingly.

Is this a touring wheel or a speed wheel?

Touring. The Sherman L is the wheel you buy when you want to ride 150 km without charging and not worry about battery. Speed is competitive but not the focus. If you need 90+ km/h free-spin, look at the Lynx or Master.

Is it beginner-appropriate?

No. The Sherman L is an enthusiast touring machine. Weight, suspension tuning, and the sheer scale of the wheel require riding experience. Minimum: solid hours on a suspension wheel in the 2000 to 2700 Wh range first.

Is it legal on European roads?

No. Spain does not homologate EUCs as VMP. UK classifies them as PLEV, illegal on public roads and pavements. The Sherman L is a private-land and off-road touring wheel in both jurisdictions.

Referenz 496ebe0a-443d-11ef-0a80-0be50013467b

Klasse

staffan Söderberg 20.10.2024

Leaperkim Sherman L 4000wh Electric Unicycle

Excellent wheel, came we’ll packed, no pads or velcro included. Tire was not tubeless but it’s easy to do on the next tire change. Quality is 5/5

§ 01 / Philosophie

Reichweite and speed.
Four thousand watt-hours, race-bred chassis.

Race-proven · Long-tour class
Leaperkim Lynx chassis

§ Reichweite

250

km / slow cruise

Mixed European riding sits etwa 130 - 160 km. Feather-light rolling and a 70 kg Fahrer on flat tarmac push it past 200 km.

§ power

3200

W rated · 8000 W peak

The Lynx-Plattform motor delivers 45° climb capability and low voltage sag on long pulls. It does not feel stressed at 80 km/h.

§ mass

46.5

kg / mag-alloy body

Heavy by EUC standards, yet still ~4 kg leichter than a fully-loaded Lynx. You feel the weight on stairs - not once you are rolling.

The long-Reichweite Lynx, with the fireworks turned down.

The Sherman L shares its chassis bones with the Leaperkim Lynx, but the project brief is different. Where Lynx went after high-speed theatre - torque spikes, launch-pad pedals, peaky firmware - Sherman L is aimed at the Fahrer who plans a route in der morning and does not want to think about charging until the evening.

The headline number is the Akku: 4000 Wh at 151,2 V, built from Samsung INR21700-50S Zellen in a 6-parallel Architektur. More parallel strings means each cell sees less current on a hard pull, which keeps temperatures sane and preserves capacity over the long haul. It is the same logic that turned the original Sherman into a cult touring wheel - only now the pack is about a quarter larger.

On paper it is a Reichweite-king. In the saddle it is calmer than Lynx - more like an Audi A8 than an RS 6.

FastAce hydraulic Federung with 90 mm of travel takes the edge off tram-lines, cobbles und das occasional kerb drop. Druckstufe and rebound are both einstellbar with a 4 mm key, und das three spring options (62, 66 and 70 lbs) let you fit it to your weight without guessing. The stock tyre is a 20″ × 2.75″ tubeless road-tread that carves nicely and tolerates light gravel; a knobby Offroad cover is a popular second tyre.

Charging is where the Sherman L quietly wins back time. A standard 5 A brick fills the pack in about six hours, but the dual charge port accepts up to 20 A - roughly 1.5 hours from low to full, if you have a fast charger on hand. On a two-day tour that is the difference between a sit-down lunch and a proper hotel check-in.

§ 02 / Systeme

Eight things Leaperkim rewrote für das L-class.

Factory data
Veteran Line spec sheet
Rev. 2024-Q3

Self-balance system

Fuses six axes of IMU data with per-cell voltage so the wheel stays planted when the pack approaches the lower cut-off.

Field-weakening drive

Pushes usable top speed past the old 135 V ceiling, giving the Lynx motor legal breathing room through Europe's mixed speed limits.

Hall anomaly hot-fix

Firmware-level correction for hall-Sensor drift - a recurring issue on earlier 100 V+ wheels. Less stutter, fewer false cut-outs.

Durable Reichweite pack

Samsung INR21700-50S in a 6P layout. Zellen rated for >500 full cycles to 80 % capacity; real-world cycles often exceed that.

Overall protection

Sealed magnesium-alloy shell, 20 sealing points etwa the pack and a conservative IPX6 / IP55 Bewertung. Not a river wheel - fine in rain.

Stronger torque stack

Rewound stator and thicker phase wiring. Climbing a 45° dirt ramp at 60 kg pack no länger leaves the motor feeling taxed.

Smart BMS

Per-cell monitoring, bidirectional comms with the charger, and an Android/iOS app for live cell-delta plus temperature logging.

Tuned aesthetics

Less CNC bling than Lynx, more matte functional surfaces. Handle shims and pedal inserts in three colours ship as spares.

§ 03 / Akku system

A 4000 Wh pack only works if the BMS earns its keep.

Reichweite is easy to put on a spec sheet. Cycling a pack this dense, at 20 A fast-charge rates, through Spanish summers and Alpine winters - that is the hard part. The Sherman L's smart BMS watches every cell in all eight protection domains, and talks to the charger so fast charges taper before heat becomes a problem.

In practice: you get honest state-of-charge, real temperature read-outs, and a pack that still reads über 90 % capacity after the first hundred full cycles. Not magic - just conservative engineering.

Architektur6P · 30S · 151,2 V nominal

Kapazität4000 Wh · Samsung 50S

Charge rate5 A standard / up to 20 A

Temp window−10 °C to +80 °C (storage)

Low-voltage protection

Soft cut-off with haptic warning before Zellen drop into stress band.

Over-charge protection

Charger talks to BMS; current tapers in der last 8 % to protect Zellen.

Long-cycle chemistry

Samsung 50S at 6P spreads load. Cycles ≥ 500 to 80 % capacity.

Short-circuit cut-out

Hardware-level trip <200 µs. Independent of firmware state.

Bidirectional comms

BMS ↔ charger handshake. Compatible 20 A chargers only.

Thermal warning

4 NTC probes in der pack; audible warning über 60 °C cell temp.

Over-current limit

Phase-current ceiling stops runaway spikes from a stuck MOSFET.

Balanced discharge

Active balancing trims cell-delta during rest. Keeps capacity even.

§ 04 / RahmenFederung

FastAce hydraulic, 90 mm travel.

Preload · compression · rebound — all einstellbar

The Sherman L uses a FastAce BKA 21 AS on a mid-mounted linkage. Springs are progressive, so small bumps compress the first third of travel and harder hits ride deeper into the stroke without bottoming.

Gewicht brackets are 62, 66 and 70 lbs - pick the one that sags 25 - 30 mm with you and a loaded riding kit auf der pedals. Wrong spring is the single biggest complaint we hear on ticket returns, so we list Fahrer-weight guidance auf der variant selector.

Federweg: 90 mm progressive
Druckstufe: 12 clicks
Zugstufe: 18 clicks
Shaft: Stainless, 16 mm

§ 05 / PowerMotor & drive

3200 W rated. ~8000 W peak.

Lynx Plattform · rewound for low-voltage-sag

The motor is the Lynx Plattform stator with a thicker phase-wire and improved thermal pathway to the magnesium shell. In plain English: it asks the Akku for less current at any given torque demand, which is why a 4000 Wh pack still feels like a 4000 Wh pack after a fast climb.

Field-weakening keeps the top-end usable past the old 135 V ceiling. You will not miss the Lynx's party-trick launch - the Sherman L prefers a long, smooth pull.

Nominal: 3200 W · 151,2 V
Spitze: ~8000 W (phase)
Höchstgeschwindigkeit: 125 km/h free-spin
Climb: 45° tested

§ 06 / EnergyCharging

Dual port · up to 20 A.

Two 10-pin XLR · fast charge aware

Factory 5 A brick: ~6 hours 0 → 100 %. If you keep a 10 A brick at home and a second at the office, you bring that down to 3 hours. A compatible 20 A fast-charge setup gets you from 20 % → 80 % in about an hour, auf der bench.

Not every charger auf der market is honest about its current curve. We ship chargers we have bench-tested; third-party kit needs the right BMS handshake to charge über 5 A.

Standard: 5 A · ~6 h full
Home-fast: 10 A · ~3 h full
Bench-max: 20 A · ~1,5 h full
Port: Dual 10-pin XLR

§ 07 / Ride notes

What it actually feels like - honest version.

In town

Quiet, planted, faintly boring in a good way. The low centre of gravity und das extended pack mean cobbles and tram-lines feel like texture, not events. The 20″ road tread corners cleanly and tolerates painted lines that would break looser treads.

At speed

Stable past 65 km/h in a way that leichter wheels never quite are. Once your core strength catches up, the wobble window basically closes. It does not feel fast - it feels composed, which is what you want on a long day.

Off tarmac

The stock tyre is a road pattern, so loose gravel is a limit. Fit a knobby und das Sherman L handles forest tracks and mellow single-track comfortably; the 45° climb figure is real if you have the skills.

On stairs

It is a 46,5 kg wheel. Expect to plan your building access and keep a trolley strap in your kit. The bright side: once you are on it, weight helps.

§ 08 / Für wen

The Sherman L rewards Fahrer who plan their day in three-digit km.

The multi-day tourer

You ride 100 + km a day and care more about voltage sag on hour five than about launch pedals. The 4000 Wh / 20 A combo was built for you.

The mixed-surface Pendler

City in der morning, gravel detour after work, home before dark. The road-tread carves well, und das Federung eats tram-line junctions.

The erfahren upgrader

You have logged a couple of thousand km on a Nikola, Master or Lynx, and you want calmer high-speed manners with a länger Reichweite envelope.

The long-haul explorer

Spain to Portugal through the Sierra. You stop at a café, Stecker in a 20 A brick, and leave again before the second espresso hits. That is the plan, at least.

First-time Fahrer

46,5 kg and 3200 W is a lot of wheel to learn on. Start on an Inmotion V8S or a Kingsong 14 - come back to the L when free-mounts are automatic.

Stairs commuters

Four flights daily with no lift? Consider the Lynx or the V13. Reichweite envelope is shorter, but your knees will write you a thank-you letter.

§ 09 / Technische Referenz

Every number that matters.

Veteran Line / Sherman L
Rev. 50S · 2024-Q3
Source — factory spec sheet

Akku & energy
Kapazität	4000 Wh · 151,2 V nominalEquivalent to a 26 Ah pack at 151,2 V
Zellen	Samsung INR21700-50S · 6P × 30S Architektur
Charge port	Dual 10-pin XLR
Ladezeit	~ 6 h @ 5 A · ~ 3 h @ 10 A · ~ 1,5 h @ 20 A (bench)
BMS	Smart · per-cell monitor · bidirectional comms
Drive & performance
Motor	3200 W rated · ~ 8000 W peak (phase)
Höchstgeschwindigkeit (free-spin)	125 - 130 km/h Tilt-back triggers earlier; not a target speed auf der road.
Max. Geschwindigkeit (km/h) on public roads	25 Max. Geschwindigkeit (km/h) on public roads: 25; legal/public-road Einstellung. Technical/private-land performance depends on local rules and Fahrer responsibility.
Real-world Reichweite	130 - 160 km mixed · up to 200 km slow cruise
Max climb	45°, Fahrer-dependent
Max load	~ 120 kg
Rahmen & contact patch
Frame	Magnesium-alloy cases · 20 + sealing points
Federung	FastAce hydraulic · 90 mm · progressive · 62 / 66 / 70 lb springs
Tyre	20″ × 2.75″ tubeless road-tread (knobby optional)
Pedale	190 mm grip tread · studded inserts
Gewicht	46,5 kg
Abmessungen (H × L × W)	720 × 575 × 208 mm
Electronics & connectivity
Lights	2500 lm headlight · tail + Bremse · no ambient strips
Display	Monochrome matrix · speed, SoC, fault codes
App	Veteran app (Android / iOS) · EUC World compatible
Sound system	None fitted
Ingress Bewertung	IPX6 / IP55 (conservative)
In der Verpackung
Rad	Sherman L assembled · factory tyre fitted
Charger	5 A standard EU-Stecker
Tools	2 × valve core · 4 mm Allen · 14 mm spanner
Docs	Quick-start card · warranty card · EU CE-Erklärung

Compare with

Leaperkim Patton S — mid-tier Veteran for daily-use focus.
Leaperkim ORYX — long-Reichweite step-up at 4700 Wh and 176 V.
Leaperkim Lynx S — Offroad sibling, refreshed Lynx Plattform.

Q-01 How far will I really go on one charge?

For a 75 kg Fahrer on mixed European roads, expect 130 - 160 km per charge. A light Fahrer, flat routes and a steady 40 - 50 km/h cruise can push past 200 km. Headwinds, cold weather and aggressive throttle work cut that down, sometimes by a third.

The 4000 Wh pack is generous, but it does not defy physics - plan etwa real-world Reichweite, not best-case.

Q-02 Is 20 A fast-charging safe für das Zellen?

Yes, within limits. The 6P Architektur means each cell sees a kleiner fraction of total pack current, which is why Leaperkim publishes the 20 A figure in der first place.

In practice: use a charger rated for this pack, do not fast-charge unter 5 °C, and stop fast-charges at 80 - 90 % when you do not need a top-up. The BMS will not fight you if you do.

Q-03 Which Federung spring should I order?

Rough guide: 62 lb for Fahrer unter 75 kg, 66 lb for 75 - 95 kg, 70 lb for 95 kg and über. Kit weight, riding style and terrain shift that by ± 5 kg.

Drop us a note with your weight and intended use if you are on a border and we will tell you what we put on our own wheel.

Q-04 Can I ride it in der rain?

Light to moderate rain, yes. The ingress Bewertung is conservative - designed for confidence on wet commutes rather than river crossings.

Do not pressure-wash it, do not ride through standing water that covers the hub, and dry the wheel before charging. Store indoors.

Q-05 Is it legal on European roads?

No - like all EUCs over 25 km/h, the Sherman L is not road-legal in most EU countries. Spain's DGT does not homologate it as a VMP, and UK PLEV rules currently exclude EUCs from public-road use.

It is legal on private property and in countries that have a separate regime for powered personal mobility (check local rules). We ship it; the riding context is on you.

Q-06 Is this a Anfänger's wheel?

No. 46,5 kg, 3200 W rated motor and a 151 V pack is too much wheel to learn on. Gewicht punishes small mistakes und das torque curve does not forgive over-lean.

Learn on a Kingsong 14 M, an Inmotion V8S or a V11Y, log 500 - 1000 km, then step up. You will enjoy the Sherman L a lot more after that.

Q-07 When does the next batch land in der EU warehouse?

Early September 2025 für das current pre-order window. Pre-orders ship in der order they are placed; batch sizes are small, so reserving early makes a real difference.

We email every buyer when the container lands, with a tracking number within 48 hours of dispatch.

Q-08 What comes with the warranty?

Two years, EU-wide. Covers manufacturing faults auf der Akku, motor and chassis. Wear parts - tyre, pedal grip, Bremse pads auf der handle trolley - are not covered, which is the normal EUC convention.

We arrange home Abholung for repairs so you do not ship a 46 kg parcel yourself. In-house service is in Valencia.