What category is the 2007 Lem CX3 SR?

The 2007 Lem CX3 SR has a Category of Cross / motocross.

What is the engine size of the 2007 Lem CX3 SR?

The 2007 Lem CX3 SR has a Capacity: of 49.80 ccm (3.04 cubic inches).

What type of engine does the 2007 Lem CX3 SR have?

The 2007 Lem CX3 SR has a Engine type of Single cylinder.

What is the engine power of the 2007 Lem CX3 SR?

The 2007 Lem CX3 SR has a Power of 7.00.

Is the 2007 Lem CX3 SR air cooled or liquid cooled?

The 2007 Lem CX3 SR has a Cooling system of Air.

How many gears does the 2007 Lem CX3 SR have?

The 2007 Lem CX3 SR has a Gearbox of 1-speed.

How much does the 2007 Lem CX3 SR weigh?

The 2007 Lem CX3 SR has a Dry weight of 49.9 kg (110.0 pounds).

Lem CX3 SR - 2007 Specifications and Reviews

Name: 2007 Lem CX3 SR
Brand: Lem

The 2007 Lem CX3 SR is a lightweight 50cc cross-style motorcycle designed for young riders and beginners seeking an affordable entry into off-road riding. Powered by a simple air-cooled single-cylinder engine with electric and kick starting, it combines durability with easy maintenance. Its compact size and automatic-style single-speed transmission make it ideal for learning basic motocross skills.

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2007

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Engine and Transmission Specifications
Clutch	wet clutch
Transmission typefinal drive	Chain
Gearbox	1-speed
Cooling system	Air
Starter	Electric & kick
Ignition	flywheel magneto with coil
Fuel control	DOHC
Fuel system	Injection
Power	7.00
Stroke	4
Engine type	Single cylinder
Capacity:	49.80 ccm (3.04 cubic inches)
Physical measures and capacities
Dry weight	49.9 kg (110.0 pounds)
Lem CX3 SR dimensions and frame
Rear brakes	Single disc
Front brakes	Double disc
Rear suspension	Monoshock
Rake (fork angle)	7.3°
Frame type	steel tubes with alluminium swing-armi brake pedal and rear body

Speed and acceleration
Power/weight ratio	0.1403 HP/kg

Category	Cross / motocross
Year	2007
Model	Lem CX3 SR

Other specs
Maintenance	Find parts, fluids, filters, maintenance tools and service items on eBay
Fuel capacity	2.00 litres (0.53 gallons)

Performance Profile & Rider Fit

7 hp

Peak Power

Best For

Track10%

City15%

Cornering40%

Daily Riding10%

Touring5%

Passenger5%

Rider Profile

Best For	This is a minibike-class machine best suited to young or novice riders taking their first steps into off-road riding rather than experienced adults.
Purpose	It is designed as a small-capacity youth motocross-style trainer for supervised practice on dirt tracks, not for serious competition or road use.
Rider Fit	Its very light weight of under 50 kg and low power output make it physically undemanding and forgiving for smaller or lighter riders.
Character	The single-speed 50cc air-cooled engine and simple chassis give it a playful, low-stakes character focused on learning throttle and balance control rather than outright performance.
Not Ideal For	It is not suitable for adult touring, highway riding, passenger carrying, or riders seeking real speed or long-distance comfort.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.