KTM 125 EXC - 2006 Specifications and Reviews

The 2006 KTM 125 EXC is a lightweight enduro machine ideal for entry-level and intermediate off-road riders seeking responsive performance. Its 124cc two-stroke engine delivers punchy power delivery across varied terrain, while the liquid-cooled design ensures reliability during extended rides. The 125 EXC earned acclaim as KTM's accessible gateway into serious off-road competition and trail riding.

4.5 stars Average rating: 4.5 from 2 votes
.

General information

CategoryEnduro / offroad
Year2006
ModelKTM 125 EXC

Engine and Transmission Specifications

Exhaust systemAluminum
ClutchWet multi-disc clutch, operated hydraulically
Gearbox6-speed
Cooling systemLiquid
Lubrication systemMixture oil lubrication
IgnitionKokusan digital 2K-3
Fuel systemCarburettor. Keihin PWK 36 S AG
Bore x stroke54.0 x 54.5 mm (2.1 x 2.1 inches)
Compression11.0:1
Engine typeSingle cylinder, two-stroke
Capacity:124.80 ccm (7.62 cubic inches)
 
 

Brakes, suspension, Frame and wheels

Rear brakes diameter220 mm (8.7 inches)
Rear brakesSingle disc
Front brakes diameter260 mm (10.2 inches)
Front brakesSingle disc
Rear tyre dimensions120/90-18
Front tyre dimensions90/90-21
Rear suspension travel335 mm (13.2 inches)
Rear suspensionWP-PDS shock absorber
Front suspension travel300 mm (11.8 inches)
Front suspensionWP-USD 48 mm (1.89 inches)
Trail112 mm (4.4 inches)
Rake (fork angle)27.0°
Frame typeCentral double-cradle-type 25 CrMo4
 
 

Physical measures and capacities

Fuel capacity8.50 litres (2.25 gallons)
Wheelbase1,471 mm (57.9 inches)
Ground clearance390 mm (15.4 inches)
Seat height925 mm (36.4 inches) If adjustable, lowest setting.
Dry weight98.6 kg (217.4 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
StarterKick

Performance Profile & Rider Fit

Best For

Track20%
City15%
Cornering55%
Daily Riding10%
Touring15%
Passenger5%

Rider Profile

Best ForThis is a demanding, race-bred two-stroke enduro best suited to experienced off-road riders who understand peaky power delivery and no electronic aids.
PurposeBuilt purely for competitive enduro and technical off-road riding, not for street use or general transportation.
Rider FitIts extremely light dry weight and tall seat height reward an agile, fit rider who can stand, shift body weight, and manhandle the bike over obstacles.
CharacterA raw, high-strung two-stroke with sharp, explosive power and razor-quick handling that thrives on tight trails and technical terrain.
Not Ideal ForIt is not suitable for daily commuting, highway touring, carrying a passenger, or riders seeking comfort and predictability.

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

Rider Fit Visualizer

2006 KTM 125 EXC Rider Ergonomics Assessment

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

Feet:

At 925mm, a rider of 175cm with a 79cm (estimated) inseam will reach the ground with cannot reach comfortably on the 2006 KTM 125 EXC, with a cramped knee angle of around 80 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.

Find bikes that fit your height →

Rider Reviews

Add a Comment


Please Login or Register if you would like to leave a comment.