The best selling supermoto is reborn


The model has been replaced with The Lexmoto Assault 125 EFI.

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Lexmoto Adrenaline 125 EFI
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Lexmoto Adrenaline 125 EFI Overview

The Lexmoto Adrenaline now takes over the position from its predecessor as the premier supermoto in the UK. A bullet proof engine with electronic fuel injection that generates enough power to please even the most hardened of riders. We have invested both the time and the energy to take our time in improving this bike and delivering on our promise to offer the best riding experience possible. Suspension, brakes and handling have all been improved, resulting in a machine that`s ideal for developing your riding style. The Adrenaline is now fitted with a stainless steel downpipe along with anti-rust bolts, heavy duty spoked wheels. The improved LED indicators leave no doubts as to where you`re headed. The bike is the perfect fit for those who are looking to ride up high and dominate, be it on the road or off the beaten track.

Please Note

*Price excludes OTR (On The Road) costs

Lexmoto Adrenaline 125 EFI Features

Euro 4
This bike complies with the Euro-4 emissions regulations as certified by EU member state.
Combined Braking
Combined braking distributes the braking between both wheels, reducing braking distance and the tendency to skid.
Stainless Steel Exhaust
The standard exhaust on this bike is stainless steel and offers improved sound & durability.
Digital Display
This bikes comes with an easy to view digital display, which gives you all the information you need whilst riding.
Adjustable Suspension
With adjustable suspension on this bike you can tailor the settings to your ideal preference.
Flexible Polypropylene plastic
Polypropylene plastics are flexible and less likely to snap after suffering impact.


Model Name
Lexmoto Adrenaline 125 EFI
Model Code
Max Power
(9.8 hp) 7.3KW @8500
Max Speed
69 MPH (110 KMH)
Engine Brand
K157FMI - GS
Engine Type
Single Cylinder
Engine Stroke
4 Stroke
Engine Cooling
Air Cooled
125 cc
Bore x Stroke
57mm x 48.8
Clutch Type
Hand Operated
Gear Type
1 Down - 4 Up
Drive Type
Start Type
Electric Start
Ignition Type
Compression Ratio
Front Brake
Hydraulic Disc
Rear Brake
Hydraulic Disc
Front Tyre
Rear Tyre
Tyre Model
Front Suspension
Inverted Forks
Rear Suspension
Mono Shock Absorber
2190 mm
860 mm
1120 mm
Seat Height
870 mm
1435 mm
Mass in Running Order
129 kg
Maximum Laden Mass
279 kg

"I take mine everywhere, this thing is a total workhorse. It's lasted years with no issues at all."

Lexmoto Adventure Club

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A group for those taking adventures on Lexmoto bikes

Be it travelling from Land's End to John O'Groats or navigating the Pyrenees, join our club for exclusive goodies and of course, bragging rights!

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London to Cape Town on a Lexmoto ZSB

Read Chris Allsop's legendary account of how he, a 72 year old retired banker, rode his trusty ZSB from North to South Africa:

I have just ridden from London to Cape Town (and beyond) on a very small motorbike. Alone. At the age of 72. I didn't expect to succeed. Many people shared that opinion.

Read more

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Genuine Lexmoto parts and accessories

You can find genuine Lexmoto parts and accessories on our sister website CMPO, from nuts and bolts to complete engines CMPO stocks a wide variety of parts.

Search by Reg Search by Diagram See all parts for this bike
Exhaust Silencer

Exhaust Silencer


Side Reflector 60mm

Side Reflector 60mm


Front Sprocket Lock Washer K157FMI

Front Sprocket Lock Washer K157FMI


Rubber Grommet 20 x 9 x 7.5mm

Rubber Grommet 20 x 9 x 7.5mm


Headlight Band (Set of 4)

Headlight Band (Set of 4)


O-Ring 60 x 65 x 2.5mm

O-Ring 60 x 65 x 2.5mm


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Aftermarket parts and accessories

Want to make your bike unique? You can get a wide range of aftermarket parts and accessories for your bike from Lextek.

See all aftermarket parts

Lextek Brake Pads FA054 DB250 DP107 SBS536 VD120 VD333

Lextek Brake Pads FA054 DB250 DP107 SBS536 VD120 VD333


Lextek Front Sprocket 428-15T K157FMI

Lextek Front Sprocket 428-15T K157FMI


Lextek Oil Filter X327 HF131 OIF011

Lextek Oil Filter X327 HF131 OIF011


Lextek Stainless Steel Link Pipe 37mm/51mm Stainless Steel

Lextek Stainless Steel Link Pipe 37mm/51mm Stainless Steel


Lextek Rear Sprocket 428-51T 4 Bolt Fixing

Lextek Rear Sprocket 428-51T 4 Bolt Fixing


Lextek Rear Sprocket 428-38T 4 Bolt Fixing

Lextek Rear Sprocket 428-38T 4 Bolt Fixing


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