KTM 125 EXC - 2005 Specifications and Reviews
The 2005 KTM 125 EXC is a lightweight two-stroke motocross bike ideal for novice and intermediate riders transitioning into off-road competition. Its nimble 124cc single-cylinder engine and liquid-cooled design deliver responsive performance with excellent maneuverability on technical terrain. Known for reliability and affordability, the EXC excels as an entry-level cross-country and motocross platform.
General information | |
| Category | Cross / motocross |
| Year | 2005 |
| Model | KTM 125 EXC |
| | |
Engine and Transmission Specifications | |
| Clutch | wet multi-disc clutch, operated hydraulically |
| Transmission type,final drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Lubrication system | mixture oil lubrication 1:40 |
| Ignition | Kokusan digital 2K-3 |
| Fuel system | Carburettor. Keihin PWK 38 AG |
| Bore x stroke | 54.0 x 54.5 mm (2.1 x 2.1 inches) |
| Compression | 11.0:1 |
| Engine type | Single cylinder, two-stroke |
| Capacity: | 124.80 ccm (7.62 cubic inches) |
Brakes, suspension, Frame and wheels | |
| Rear brakes diameter | 260 mm (10.2 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 216 mm (8.5 inches) |
| Front brakes | Single disc |
| Rear suspension travel | 335 mm (13.2 inches) |
| Rear suspension | WP-PDS-shock absorber |
| Front suspension | WP-USD 48 mm (1.89´ |
| Trail | 116 mm (4.6 inches) |
| Rake (fork angle) | 27.0° |
| Frame type | chromium molybdenum |
Physical measures and capacities | |
| Fuel capacity | 8.50 litres (2.25 gallons) |
| Wheelbase | 1,471 mm (57.9 inches) |
| Ground clearance | 390 mm (15.4 inches) |
| Seat height | 925 mm (36.4 inches) If adjustable, lowest setting. |
| Dry weight | 98.6 kg (217.4 pounds) |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
| Starter | Kick |
Performance Profile & Rider Fit
Best For
Track20%
City15%
Cornering55%
Daily Riding10%
Touring15%
Passenger5%
Rider Profile
| Best For | This is a demanding, race-bred two-stroke enduro best suited to experienced off-road riders who understand peaky power delivery and no electronic aids. |
| Purpose | Built purely for competitive enduro and technical off-road riding, not for street use or general transportation. |
| Rider Fit | Its 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. |
| Character | A raw, high-strung two-stroke with sharp, explosive power and razor-quick handling that thrives on tight trails and technical terrain. |
| Not Ideal For | It 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.
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