2018 KTM 125 SX vs 2023 KTM 250 SX

Full specifications comparison • 2 motorcycles

Comparing 2 motorcycles
2018 KTM 125 SX 2018 KTM 125 SX

Cross / motocross

Engine
Single cylinder, two-stroke
Power
N/A
Top Speed
N/A
Weight
87.2 kg / 192.2 lbs
2023 KTM 250 SX 2023 KTM 250 SX

Cross / motocross

Engine
Single cylinder, two-stroke
Power
N/A
Top Speed
N/A
Weight
99.4 kg / 219.1 lbs
Full Specifications
General
ColoursOrange/white/blackOrange/white/grey
Dimensions
Wheelbase (mm)1,485 mm1495 mm
Wheelbase (in.)58.5 inches58.9 inches
Ground Clearance (in.)14.8 inches13.9 inches
Ground Clearance (mm)375 mm354 mm
Seat Height (in.)37.8 inches37.7 inches
Seat Height (mm)960 mm958 mm
Seat Height960 mm / 37.8 in.958 mm / 37.7 in.
Wheelbase1,485 mm / 58.5 in.1495 mm / 58.9 in.
Weights & Capacities
Fuel Capacity (l)7.00 litres7.20 litres
Fuel Capacity (gal.)1.85 gallons1.90 US gallons
Dry Weight (lbs.)192.2 pounds219.1 pounds
Dry Weight (kg)87.299.4
Dry Weight87.2 kg / 192.2 lbs99.4 kg / 219.1 lbs
Fuel Capacity7.00 litres / 1.85 gallons7.20 litres / 1.90 US gallons
Engine
Bore x Stroke (in,)2.1 x 2.1 inches2.6 x 2.8 inches
Bore x Stroke (mm)54.0 x 54.5 mm66.4 x 72.0 mm
Displacement (cc)124.80 cc249.0 cc
Displacement (ci)7.62 cubic inches15.19 cubic inches
Engine TypeSingle cylinder, two-strokeSingle cylinder, two-stroke
Engine DetailReed intake.Reed intake
Fuel SystemCarburettor. Mikuni TMX-
IgnitionKokusan EMSVitesco Technologies EMS
StarterKickElectric
Drivetrain
ClutchMulti-plate clutch, Brembo hydraulicsWet, DDS multi-disc clutch, Brembo hydraulics
Final DriveChainChain   (final drive)
Gearbox6-speed5-speed
Primary Drive13:50. Primary drive: 23:73.5/8 x 1/4´ chain.
Chassis
Wheel Travel - Rear (mm)300 mm300 mm
Wheel Travel - Rear (in.)11.8 inches11.8 inches
Wheel Travel - Front (mm)300 mm310 mm
Wheel Travel - Front (in.)11.8 inches12.2 inches
Frame TypeChrome-molybdenum steel central-tube frameCentral double-cradle-type 25CrMo4 steel
Suspension - FrontWP-USD, AER 48, ? 48 mmWP XACT-USD, Ø 48 mm
Suspension - RearWP shock absorber with linkageWP XACT Monoshock with linkage
Rake26.5°26.1°
Wheel Travel - Front300 mm / 11.8 in.310 mm / 12.2 in.
Wheel Travel - Rear300 mm / 11.8 in.300 mm / 11.8 in.
Wheels & Brakes
Brakes - Rear Diameter (mm)220 mm-
Brakes - Rear Diameter (in.)8.7 inches-
Brakes - Front Diameter (mm)260 mm-
Brakes - Front Diameter (in.)10.2 inches-
Brakes - FrontSingle disc. Brake calipers on floating bearingsSingle disc
Brakes - RearSingle disc. Brake calipers on floating bearingsSingle disc
RimsCNC machined hubs. Excel rims. Wire spoked.CNC machined hubs. Excel rims. Wire spoked. Dunlop Geomax MX 3S tires.
Tyres - Front-80/100-21