How can you identify future champions? By the bike they ride. The KTM 125 SX has been the springboard to a professional career for many a hungry young rider. And this will continue to be the case, what with new bodywork and significantly revamped suspension. Driven by the powerful 2-stroke engine with exhaust control system and 6-speed transmission, the lightest bike in its class has long been at the top of the pile.
GENERAL INFORMATION
Manufacturer
KTM
Model Year
2013
Model
125 SX
MSRP
$6,449.00*
DIMENSIONS
Weight
200.2 lbs. (90.8 kg) dry
Ground Clearance
15.55 in. (392 mm)
Wheelbase
58.27 ± 0.39 in. (1,480 ± 10 mm)
Seat Height
39.06 in. (992 mm)
ENGINE
Engine
1-cylinder, 2-stroke, case reed induction
Displacement
124.8 cc
Bore x Stroke
54 x 54.5 mm
Fuel System
Keihin PWK 38 S AG
Fuel Tank Capacity
1.98 gal. (7.5 l)
Ignition
Kokusan digital 2K-1
Starting
Kick-start
Clutch
Hydraulically operated wet multi-disc
Cooling
Liquid
Lubrication
Mixture 60:1
DRIVETRAIN
Transmission
6-speed SX
Primary Drive
23:73
Final Drive
13:50
Gear Ratio
13:32, 15:30, 17:28, 20:28, 19:23, 22:24
BRAKES/WHEELS/TIRES
Brakes
Front: 10.2 in. (260 mm) disc, Brembo 2-piston caliper Rear: Front: 8.65 in. (220 mm) disc, Brembo 1-piston caliper
Wheels
Front: 1.60 x 21 in. Rear: 2.15 x 19 in. Excel
Tires
Front: Dunlop GEOMAX MX51 80/100-21 in. 100/90-19 in.
OPERATIONAL
Frame
Central double-cradle-type 25CrMo4 Subframe: Aluminum
Suspension
Front: WP USD 48 mm closed-cartridge Rear: WP monoshock with linkage
Photos may show optional equipment
*Price, if shown, is Manufacturer's Suggested Retail Price (MSRP) and does not include government fees, taxes, dealer vehicle freight/preparation, dealer document preparation charges or any finance charges (if applicable). If the price has been reduced and is in red, that price is plus tax only and is not valid when a credit card is being used for purchase. The dealership retains all incentives if applicable on these reduced units. MSRP and/or final actual sales price will vary depending on options or accessories selected. Photos are for illustration purposes only, may not represent actual model or color. We may not have all models listed in stock, please call or email and verify availability.
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