KTM 105 SX - 2004 Specifications and Reviews
The 2004 KTM 105 SX is a lightweight minibike designed for young and novice riders seeking an affordable entry into competitive motocross. Powered by a liquid-cooled 85cc single-cylinder engine with a 6-speed gearbox, it delivers reliable performance and easy handling. The low seat height and minimal weight make it ideal for developing fundamental riding skills and building confidence on the track.
2004
General information | |
| Category | Minibike, sport |
| Year | 2004 |
| Model | KTM 105 SX |
| | |
Engine and Transmission Specifications | |
| Transmission typefinal drive | Chain |
| Gearbox | 6-speed |
| Cooling system | Liquid |
| Fuel system | Carburettor |
| Bore x stroke | 47.0 x 49.0 mm (1.9 x 1.9 inches) |
| Stroke | 2 |
| Engine type | Single cylinder |
| Capacity: | 84.93 ccm (5.18 cubic inches) |
Physical measures and capacities | |
| Wheelbase | 1,278 mm (50.3 inches) |
| Ground clearance | 430 mm (16.9 inches) |
| Alternate seat height | 675 mm (26.6 inches) If adjustable, highest setting. |
| Seat height | 900 mm (35.4 inches) If adjustable, lowest setting. |
| Dry weight | 68.0 kg (149.9 pounds) |
KTM 105 SX dimensions and frame | |
| Rear brakes diameter | 216 mm (8.5 inches) |
| Rear brakes | Single disc |
| Front brakes diameter | 216 mm (8.5 inches) |
| Front brakes | Single disc |
| Rear suspension | WP PDS monoshock |
| Front suspension | WP USD 43 |
| Rake (fork angle) | 24.0° |
| Frame type | Chromium molybdenum central-type frame |
Speed and acceleration | |
| Fuel capacity | 5.00 litres (1.32 gallons) |
| | |
Other specs | |
| Maintenance | Find parts, fluids, filters, maintenance tools and service items on eBay |
Performance Profile & Rider Fit
Best For
Track70%
City5%
Cornering75%
Daily Riding5%
Touring5%
Passenger0%
Rider Profile
| Best For | This is a youth-oriented competition minibike best suited to young, developing riders progressing through motocross ranks rather than adult novices. |
| Purpose | Built purely for motocross-style off-road racing and skill development, not for any road or commuting use. |
| Rider Fit | Its tiny 84.93cc displacement, ultra-light dry weight, and low-to-mid seat height make it accessible for smaller, lighter riders, typically pre-teens or young teens. |
| Character | A purebred miniature race bike with premium WP suspension and a chromoly frame, offering serious motocross feel and agility in a small package. |
| Not Ideal For | It is not suitable for adult riders, road use, touring, carrying passengers, or anyone seeking comfort or high top speed. |
Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.
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