Electric dirt bike · Specification-based review

EKX X21 MAX review

EKX X21 MAX review based on published specifications: 60V 30Ah (1800Wh) Lithium Battery battery, weight definitions, regional motor claims and practical ownership checks.

Product evidence checked 7 October 2026

Our assessment

The X21 Max combines a claimed 48.2kg mass with a 60V pack and motorcycle-sized 19-inch tyres. Its 8,000W peak claim is not the same specification as the TX1’s 7,000W peak, despite both using a nominal 1,800Wh battery.

A fat-tyre electric bicycle on a sandy gravel route
General cycling photography for context; not a photograph of the EKX X21 MAX.

Published specification

EKX X21 MAX: claims from the linked product page
Motor Power3000W (Rated) / 8000W (Peak)
Top Speed60MPH
Battery60V 30Ah (1800Wh) Lithium Battery
Riding Range60 mi (96km)
SuspensionFull Suspension
Net Weight48.2 kg (106 lbs)
Brake System2-Piston Hydraulic Disc Brakes
Tire Size70/100-19(2.75-19)
Transmission7 Speeds
Charging Time6-12 Hours
Max Load150kg (330lbs)
FrameAluminum Alloy
ForkAdjustable Inverted Front Fork

Specifications can change between markets and production batches. Match these entries to the exact supplied version.

What stands out

  • Published battery information: 60V 30Ah (1800Wh) Lithium Battery
  • Model-specific source and weight evidence: 48.2 kg (106 lbs)

Limitations and unknowns

  • The reviewed power or speed claims fall outside ordinary British EAPC assumptions.
  • Catalogue range and performance have not been independently measured.
  • The supplied regional configuration and proprietary spare-parts support need written confirmation.

Battery and range: what the figures mean

The EKX X21 MAX battery is listed as 60V 30Ah (1800Wh) Lithium Battery. Multiplying nominal voltage by amp-hours gives approximately 1800Wh of stored energy; this is a calculation from the catalogue, not a usable-capacity measurement. Reserve energy for cold conditions, hills and an ageing pack rather than designing a journey around the headline maximum.

Weight, storage and equipment

The published EKX X21 MAX weight entry is 48.2 kg (106 lbs). Read the definition carefully: a shipping figure, accessory-excluded net weight and complete-bike weight answer different questions. For practical ownership, check the mass you will actually lift with the battery, rack and daily equipment installed, and try that lift before deciding on upstairs storage.

The EKX X21 MAX lists 70/100-19(2.75-19) tyres. Check replacement availability using the tyre’s ETRTO marking rather than a nominal inch size alone. The published frame or fork entry is Aluminum Alloy; this identifies equipment, but does not demonstrate damping quality, steering behaviour or braking distance.

Regional specification and British road use

The reviewed EKX X21 MAX specification cannot be treated as an ordinary British EAPC on the published power or speed claims. Pedals, a speed-limited menu setting or a UK-labelled sale page do not establish compliance. A machine outside the EAPC rules may need motor-vehicle approval and the corresponding registration, insurance and licensing; permitted off-road use also requires appropriate access.

Support and the checks before ordering

For the EKX X21 MAX, obtain a model-specific replacement-battery quote, the charger part number and an identified warranty contact before ordering. Confirm whether the seller supplies spare displays, controllers and motor connectors for this exact generation. Ordinary cycle components may be serviceable locally while proprietary electrical parts still depend on the original supplier.

Sources and review method

Supplier statements are attributed to the product page. Practical assessments are RideIn’s interpretation of that evidence. There is no independent range, braking, durability or ride-quality test behind this article.

Editorial policy and research standards

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