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KTM 125SX

Need a fast and agile 2-stroke MX bike? The KTM 125SX off-road motorcycle is an extremely light motocross machine that makes other dirt bikes of its caliber wimper. Need parts for the 125 SX, we've got them, and if there's a performance part or service you do not see here, contact us now, and we'll point you in the right direction.

KTM 125SX ENGINE SPECS
Engine type Single cylinder, 2-stroke
KTM 125SX Displacement 124.8 cc
KTM 125SX Bore x stroke 54 x 54.5 mm (2.13 x 2.15")
KTM 125SX Starter Kickstarter
KTM 125SX Transmission 6 gears
KTM 125SX Carburetor Keihin PWK 39
KTM 125SX Control TVC power valve
KTM 125SX Lubrication Mixture oil lubrication 1:40
KTM 125SX Transmission oil Motorex, fully synthetic, SAE 15W-50
KTM 125SX Primary drive 23:73
KTM 125SX Final drive 13:50
KTM 125SX Cooling Liquid cooled
KTM 125SX Clutch Wet multi-disc clutch, operated hydraulically
KTM 125SX Ignition Kokusan digital magnet CDI
KTM 125SX CHASSIS SPECS
KTM 125SX Frame Central double-cradle-type 25CrMo4
KTM 125SX Subframe Aluminium 7020
KTM 125SX Handlebar Renthal, Aluminium Ø 28/22 mm (1.10 / 0.87")
KTM 125SX Front suspension WP USD Ø 48 mm (1.89")
KTM 125SX Rear suspension WP PDS shock absorber
KTM 125SX Suspension travel front / rear 300 / 335 mm (11.81 / 13.19")
KTM 125SX Brakes, front / rear Disc brakes 260 / 220 mm (10.24 / 8.66")
KTM 125SX Rims, front / rear 1.60 x 21"; 2.15 x 19" Excel
KTM 125SX Tires, front / rear 80/100-21"; 100/90-19"
KTM 125SX Chain 5/8 x 1/4"
KTM 125SX Main silencer Aluminium
KTM 125SX Steering head angle 63°
KTM 125SX Wheel base 1471 ± 10 mm (57.91 ± 0.39")
KTM 125SX Ground clearance (unloaded) 390 mm (15.35")
KTM 125SX Seat height 925 mm (36.4")
KTM 125SX Fuel capacity approx. 7.5 liters (2 gal)
KTM 125SX Weight (no fuel) approx. 90.8 kg (200.2 lbs)
MORE PARTS CATEGORIES: KTM 450SX | KTM 525SX | KTM 125SX | KTM 250SX | KTM 380SX | KTM 400SXC | KTM 620SX | KTM 400SX | KTM 250SXF | KTM 450SXF | KTM 520SX | KTM 105SX | KTM 144SX | KTM 505SXF | KTM 50SX | KTM 65SX | KTM 85SX | KTM 200SX | KTM 300SX | KTM 450SXS | KTM 50SX | KTM 65SX | KTM 85SX |

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