KTM 250 SX Motocross Specs (2009)
KTM 250 SX Motocross series is one of the KTM SX line products (the others are 65, 85, 105, 125, and 144cc model for two-stroke model and 450, 505cc for the 4-stroke model). Having single cylinder and 249cc total displacement, KTM 250 SX gives more powerful and robust torque when drawing on its reverses. optimized cooling circuit with integrated crankcase cooling provides constant temperature efficiency and therefore high performance. Find more information about KTM 250 SX specs in the following table.
ENGINE
| Engine type |
Single cylinder, 2-stroke |
| Displacement |
249 cc |
| Bore x stroke |
66.4 x 72 mm (2.61 x 2.83″) |
| Starter |
Kickstarter |
| Transmission | 5 gears |
| Carburetor | Keihin PWK 36 S AG |
| Control | TVC power valve |
| Lubrication | Mixture oil lubrication 1:60 |
| Transmission oil | Motorex, SAE 15W50 |
| Primary ratio | 26:72 |
| Final drive | 13:48 |
| Cooling | Liquid cooled |
| Clutch | Wet multi-disc clutch, operated hydraulically |
| Ignition | Kokusan |
CHASSIS
| Frame | Central double-cradle-type 25CrMo4 |
| Subframe | Aluminum |
| Handlebar | Renthal, Aluminum Ø 28/22 mm (1.10/0.87″) |
| Front Suspension | WP USD Ø 48 mm (1.89″) |
| Rear Suspension | WP PDS shock absorber |
| Suspension travel front/rear | 300 / 335 mm (11.81 / 13.19″) |
| Brakes, front/rear | Disc brakes 260 / 220 mm (10.24 / 8.66″) |
| Rims, front/rear | 1.60 x 21″; 2.15 x 19″ Excel |
| Tires, front/rear | 80/100-21″; 110/90-19″ |
| Chain | 5/8 x 1/4″ |
| Silencer | Aluminum |
| Steering head angle | 63.5° |
| Wheel base | 1475 ± 10 mm (58.07 ± 0.39″) |
| Ground clearance | 385 mm (15.16″) |
| Seat height | 985 mm (38.78″) |
| Tank capacity | approx. 8 liters (2.11 gal) |
| Weight (ready to race) | approx. 95.4 kg (208 lbs) |