Lem Four X-R - 2007 Specifications and Reviews

The 2007 Lem Four X-R is a lightweight 125cc enduro bike designed for novice off-road riders and trail enthusiasts. Its air-cooled single-cylinder four-stroke engine delivers modest power ideal for learning fundamental dirt biking skills. The bike is best known for its affordable entry-level performance, reliable mechanical simplicity, and capable dual-purpose suspension suitable for mixed terrain riding.

2007
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General information

CategoryEnduro / offroad
Year2007
ModelLem Four X-R

Engine and Transmission Specifications

Exhaust systemWith silencer
Transmission type,final driveChain
Gearbox4-speed
Cooling systemAir
IgnitionCDI
Fuel controlDOHC
Bore x stroke52.4 x 55.5 mm (2.1 x 2.2 inches)
Power8.50
Engine typeSingle cylinder, four-stroke
Capacity:125.00 ccm (7.63 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter80 mm (3.1 inches)
Rear brakesSingle disc
Front brakes diameter160 mm (6.3 inches)
Front brakesSingle disc
Rear suspensionHydraulic monoshock
Front suspensionHydraulic Front Fork
Frame typeOval steel tube frame
 
 

Physical measures and capacities

Fuel capacity2.00 litres (0.53 gallons)
Wheelbase1,060 mm (41.7 inches)
Ground clearance240 mm (9.5 inches)
Overall length1,460 mm (57.5 inches)
Seat height700 mm (27.6 inches) If adjustable, lowest setting.
Power/weight ratio0.1505 HP/kg
Dry weight56.5 kg (124.5 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsMulticolored
StarterElectric & kick

Performance Profile & Rider Fit

8.5 hp
Peak Power

Best For

Track20%
City25%
Cornering60%
Daily Riding15%
Touring8%
Passenger5%

Rider Profile

Best ForThis is a lightweight, low-powered mini enduro best suited to young or beginner riders learning off-road basics.
PurposeBuilt for casual dirt trails, small-scale enduro riding, and learning fundamentals rather than serious performance work.
Rider FitIts tiny 56.5 kg dry weight and 700 mm seat height make it extremely easy to handle for smaller or lighter riders, including kids and teens.
CharacterA playful, minimal machine with modest single-cylinder power that rewards momentum and finesse over outright speed.
Not Ideal ForNot suitable for highway travel, adult touring, carrying a passenger, or anyone seeking real power and top speed.

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

Rider Fit Visualizer

2007 Lem Four X-R Rider Ergonomics Assessment

Calculated in your browser only - your height/inseam are never sent to our servers.

Feet:

At 700mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with both feet flat on the 2007 Lem Four X-R, with a cramped knee angle of around 60 degrees and an upright riding position.

Data quality: measured. Assumes about 30mm of suspension sag once seated (a typical street-bike rule of thumb - stiffer or softer suspension will vary). This is an approximation from category-typical geometry and generic body proportions, not a measurement of this specific bike or you - sit on it before you buy.

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