SR125-2-E55

125cc 4 Stroke

RRP £2,799.99*

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Overview

Specifications

Technical Data

Gallery

Lexmoto R66S E55 Overview

Other Information

Model Code :: SR125-2-E55
Fuel Consumption :: 110 mpg
Fuel Tank Capacity :: 15 Litres

About the Lexmoto R66S E55

CRUISE WITH ATTITUDE Blacked out. Stripped back. Built to own the road. The Lexmoto R66S is more than just a cruiser it`s a statement. With a low-slung stance, muscular lines, and effortless torque, this machine was made for those who ride with purpose. No chrome, no gimmicks just raw, unfiltered attitude. From city streets to the open road, the R66S moves with confidence, carving its own path without apology. It`s not about where you`re going it`s about how you get there. Turn the key. Twist the throttle. Ride the R66S.

This product was added at 2:48pm on Friday 08 November 2024
Last updated: Aug 22, 2026

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Lexmoto R66S E55 Specifications

Performance

Max Speed :: 100 kph
Max Power :: 11kW @ 10000RPM
Max Torque :: 11Nm @ 9000RPM

Engine and Transmission

Engine Size :: 125 cc
Engine Type:: Single Cylinder, 4 Stroke, Water Cooled
Engine Brand :: Zongshen ZY125SR
Bore x Stroke :: 5.8 x 4.7
Compression Ratio :: 12.4:1
Gear Type :: 6 Speed
Clutch Type :: Hand Operated
Drive Type :: Chain
Start System :: Electric Start
Ignition Type :: EFI/ECU
Battery Voltage :: 12
Battery Capacity :: 9

Wheel, Suspension and Brakes

Front Tyre :: 110/80-18
Rear Tyre :: 140/90-15
Tyre Model :: Tubeless
Front Suspension :: Telescopic Forks
Rear Suspension :: Twin Shock Absorber
Front Brake :: Hydraulic Disc
Rear Brake :: Hydraulic Disc

Dimensions

Seat Height :: 740 mm
Wheelbase :: 1460 mm
Overall Length :: 2174 mm
Overall Width :: 800 mm
Overall Height :: 1148 mm
Mass in Running Order :: 153 kg
Maximum Laden Mass :: 306 kg

Lexmoto R66S E55 Technical Data

Model Information

Minimum Licence Required: CBT or A1 (UK Entitlement)
Length: 2174 mm
Fuel Tank Capacity: 13 l
Climbing Ability: 20%
CAP/ABI Code: LXR6013RSCU6C 0D2B
Odometer Reading: Miles
Fuel Consumption: 113 mpg
Width: 800 mm
Mass in Running Order: 153 kg
Max. Laden Mass: 306 kg
Wheelbase: 1460 mm
Height: 1148 mm

Power Output

Max. Power: 11kW @ 10000 RPM kW @ RPM
Max. Torque: 11.0Nm @ 9000 RPM Nm @ RPM
Max. Speed: 99 Km/h
Max. Speed: 62 Mph

Engine Settings

Capacity: 125 cc
Compression Ratio: 12.4:1
Stroke: 4 Stroke
Valves per cylinder: 4
Valve Train: DOHC
Engine Type: ZS158MI-2P
Cylinders: Single
Cooling: Liquid Cooled
Idle Speed: 1600 ^min-1
Max RPM: 10500 rpm
Bore x Stroke: 58 x 47mm

Timing and Ignition

Spark Plug: CR9E
Spark Plug Gap: 0.6-0.7mm
Spark Plug Resistance: 5±0.5kΩ
Ignition: Inductive discharge, ECU controlled

Valve Clearances

Exhaust Valve (Metric): 0.15-0.20 mm
Inlet Valve (Metric): 0.1-0.15 mm

Electrical

Battery: 12V 9Ah

Drive

Transmission: Manual - 6 Speed
Pitch: 428
Drive Type: Chain

Gear Ratios

R1: 36.501
R3: 18.308
R2: 24.158
RT: 11.338

Handling and Suspension

Fork Oil Volume: 330 ml per leg
Rear Suspension: Twin
Front Brake: Disc
Rear Brake: Disc
Front Suspension: Telescopic
Advanced Braking System: Anti-Lock Braking

Tyre Pressures

Front: 32 psi
Rear: 32 psi
Front Tyre: 110/80-18
Rear Tyre: 140/90-15
Tyre Type: Tubeless

Torque Settings

Front Wheel Spindle: 85-95 Nm
Swingarm Pivot Securing Nut: 85-95 Nm
Rear Shock Absorber Lower Nut/Bolt: 35-45 Nm
Engine Mounting Bolts/Nuts: 28-32 Nm
Rear Wheel Spindle Nut: 85-95 Nm
Rear Shock Absorber Upper Nut/Bolt: 35-45 Nm
Rear Wheel Sprocket Retaining Nuts: 28-32 Nm
Handlebar Clamp Bolts: 20-25 Nm

Lexmoto R66S E55 Gallery

** Pictures are for illustration purposes only

Lexmoto R66S E55 User Manuals

* Recommended Retail Prices

RRP Prices are inclusive of VAT and includes Full Assembly, Full Pre-delivery Inspection (PDI) and a 24-month warranty, but can vary according to different geographic locations as Dealers may incorporate more comprehensive warranty and service plans into their pricing and may also offer accessories or other services above standard sales. Prices in Scotland, NI and offshore islands may be higher. Government first registration fee and vehicle excise duty are not included and will be charged at the current rate except for the cost of the physical number plate, which will be included in the price of the vehicle.