125cc 4 Stroke

Lexmoto RT1 E55 Overview

Other Information

Model Code :

SR125T-E55

Fuel Tank Capacity :

9 Litres

About the Lexmoto RT1 E55

FOR LIFE ON THE MOVE The Lexmoto RT1 brings a new kind of energy to the city. Designed to turn heads and built to perform, it fuses bold styling with intelligent engineering to create a scooter that`s every bit as confident as you are. With an LCD display keeping everything clear and connected, stop-start technology for greater efficiency, and traction control for assured grip in every condition, the RT1 is made to handle real life effortlessly. And with a built-in dash camera watching every ride, you get peace of mind to match its striking presence.

This product was added at 10:58am on Thursday 10 April 2025
Last updated: Aug 24, 2026

Need parts for the Lexmoto RT1 E55?

CMPO are the offical parts supplier of all Lexmoto parts. In addition to this they also stock parts for all other brands in the Chinese Motorcycle Dealer repertoire.

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Lexmoto RT1 E55 Specifications

Performance

Max Speed :

100 kph

Max Power :

8.6kW @ 8740RPM

Max Torque :

11.7Nm @ 6750RPM

Engine and Transmission

Engine Size :

125 cc

Engine Type:

Single Cylinder, 4 Stroke, Water Cooled

Engine Brand :

ZS1P52MI-3

Bore x Stroke :

5.24 x 5.79

Compression Ratio :

11:1

Gear Type :

Twist and Go

Drive Type :

Belt

Start System :

Electric Start

Ignition Type :

EFI/ECU

Battery Voltage :

12

Battery Capacity :

7Ah

Wheel, Suspension and Brakes

Front Tyre :

100/80-14

Rear Tyre :

120/70/14

Tyre Model :

Tubeless

Front Suspension :

Telescopic Forks

Rear Suspension :

Twin Shock Absorber

Front Brake :

Hydraulic Disc

Rear Brake :

Hydraulic Disc

Dimensions

Seat Height :

810 mm

Wheelbase :

1337 mm

Overall Length :

1907 mm

Overall Width :

775 mm

Overall Height :

1257 mm

Mass in Running Order :

142 kg

2.1.1. This is the weight/mass of an unladen vehicle but one which has all fluids correct and present within. It includes fuel in the tank to a minimum of 90% full. For EV vehicles, the value shown excludes the weight of the battery.

Maximum Laden Mass :

292 kg

2.1.3. This is the maximum operating weight/mass of the vehicle as specified by the manufacturer including the vehicle's chassis, body, engine, engine fluids, fuel, accessories, rider, pillion and cargo.

Lexmoto RT1 E55 Technical Data

Model Information

Minimum Licence Required

CBT or A1 (UK Entitlement)

Length

1907 mm

Seat Height

810 mm

Fuel Tank Capacity

9 l

CAP/ABI Code

LXRT013  SC A   0J2B

Fuel Consumption

123 mpg

Width

775 mm

Mass in Running Order

142 kg

Max. Laden Mass

292 kg

Wheelbase

1337 mm

Height

1257 mm

Power Output

Max. Power

8.6kW @ 8740 RPM kW @ RPM

Max. Torque

11.7 @ 7500 Nm @ RPM

Max. Speed

93 Km/h

Max. Speed

58 Mph

Engine Settings

Capacity

125 cc

Compression Ratio

11:1

Valves per cylinder

2

Valve Train

SOHC

Engine Type

ZS1P52MI-3

Cylinders

Single

Cooling

Liquid Cooled

Idle Speed

1700±170 ^min-1

Bore x Stroke

52.4mm x 57.9mm

Timing and Ignition

Spark Plug

CPR8EA

Spark Plug Gap

0.8-0.9mm

Valve Clearances

Exhaust Valve (Metric)

0.14-0.16 mm

Inlet Valve (Metric)

0.06-0.08 mm

Fuel System

EFI System

Bosch

EFI Plug Location

Battery Compartment

Electrical

Fuse

20 x 1, 15 x 3, 5 x 1 A

Drive

Drive Type

Belt

Handling and Suspension

Rear Suspension

Twin

Front Brake

Disc

Rear Brake

Disc

Advanced Braking System

Anti-Lock Braking

Tyre Pressures

Front

30 psi

Rear

33 psi

Front Tyre

100/80-14

Rear Tyre

120/70-14

Front Tyre Pressure With Pillion

32 psi

Rear Tyre Pressure With Pillion

40 psi

Fluids

Engine Oil Grade

10w/40

Engine Oil Volume

800 (Change) - 1000 (rebuild) ml

Gearbox Oil Grade

80w/90

Gearbox Oil Volume

150 ml

Anti-Freeze

Organic, red, -40°C

Torque Settings

Front Wheel Spindle

55-65 Nm

Handlebar Clamp Mount Bolts

55-65 Nm

Front brake Caliper Bolts

28-32 Nm

Front Brake Disc Bolts

28-32 Nm

Rear Shock Absorber Lower Nut/Bolt

28-32 Nm

Rear brake disc bolt torque

28-32 Nm

Engine Mounting Bolts/Nuts

55-65 hanger M12 / 28-32 connection plate M8 Nm

Rear Wheel Spindle Nut

110-120 Nm

Rear Shock Absorber Upper Nut/Bolt

60-70 Nm

Lexmoto RT1 E55 Gallery

** Pictures are for illustration purposes only