KTM 150 SX Motocross Specs (2009)
KTM 150 SX motocross has single cylinder, 2-stroke, 143.6 cc engine with bore and stroke 56 x 58.5 mm has considerable more torque and extremely uniform power delivery even at lower speeds. The special KTM Airflow System provides fresh intake air to the airbox at all times via ducts between the spoiler and tank. In the following table you will find detail engine and chassis specification of KTM 150 SX series.
ENGINE
| Engine type |
Single cylinder, 2-stroke |
| Displacement |
143.6 cc |
| Bore x stroke |
56 x 58,5 mm (2.20 x 2.30″) |
| Starter |
Kickstarter |
| Transmission | 6 gears |
| Carburetor | Keihin PWK-S 38 AG |
| Control | Exhaust control |
| Lubrication | Mixture oil lubrication 1:40 |
| Transmission oil | Motorex, SAE 15W50 |
| Primary ratio | 23:73 |
| Final drive | 14:50 |
| Cooling | Liquid cooled |
| Clutch | Wet multi-disc clutch, operated hydraulically |
| Ignition | Kokusan |
CHASSIS
| Frame | Cental 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″; 100/90-19″ |
| Chain | 5/8 x 1/4″ |
| Silencer | Aluminum |
| Steering head angle | 63° |
| Wheel base | 1471 ± 10 mm (57.91 ± 0.39″) |
| Ground clearance | 390 mm (15.35″) |
| Seat height | 985 mm (38.78″) |
| Tank capacity | approx. 8 liters (2.11 gal) |
| Weight (ready to race) | approx. 90.8 kg (200.2 lbs) |