KTM 65 SX - 2012 Specifications and Reviews

The 2012 KTM 65 SX is a lightweight minibike designed for young riders and beginners entering motocross racing. Powered by a liquid-cooled 65cc two-stroke engine with electronic ignition and a six-speed gearbox, it delivers responsive performance ideal for learning fundamental dirt bike skills. Known for its agile handling and reliability, the 65 SX remains a popular choice for junior motocross competitors.

5 stars Average rating: 5 from 1 votes
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General information

CategoryMinibike, cross
Year2012
ModelKTM 65 SX
 
 

Engine and Transmission Specifications

Exhaust systemAluminium
Driveline14:48 Primary. 23:75 straight cut spur gear.
ClutchWet mDouble disk clutch, operated hydraulically
Transmission type,final driveChain
Gearbox6-speed
Cooling systemLiquid
Lubrication systemMixture oil lubrication 1:60
IgnitionContactless, controlled, fully electronic ignition system with digital ignition timing adjustment
Fuel systemCarburettor. Mikuni TM 24
Bore x stroke45.0 x 40.8 mm (1.8 x 1.6 inches)
Engine detailsReed intake and exhaust control
Engine typeSingle cylinder, two-stroke
Capacity:64.90 ccm (3.96 cubic inches)

Brakes, suspension, Frame and wheels

Wheels1.6 x 14in., 1.6 x 12in. Alu
Rear brakes diameter160 mm (6.3 inches)
Rear brakesSingle disc
Front brakes diameter198 mm (7.8 inches)
Front brakesSingle disc
Rear tyre dimensions80/100-12
Front tyre dimensions60/100-14
Rear suspension travel270 mm (10.6 inches)
Rear suspensionWP Suspension 3614 BAVP
Front suspension travel215 mm (8.5 inches)
Front suspensionWP Suspension USD 35
Rake (fork angle)25.5°
Frame typeCentral tube frame of chrome molybdenum steel tubing, powder-coated
 
 

Physical measures and capacities

Fuel capacity3.50 litres (0.92 gallons)
Wheelbase1,137 mm (44.8 inches)
Ground clearance280 mm (11.0 inches)
Seat height750 mm (29.5 inches) If adjustable, lowest setting.
Dry weight55.4 kg (122.1 pounds)

Other specs

MaintenanceFind parts, fluids, filters, maintenance tools and service items on eBay
Color optionsOrange/black/white
StarterKick

Performance Profile & Rider Fit

Best For

Track85%
City5%
Cornering80%
Daily Riding10%
Touring5%
Passenger0%

Rider Profile

Best ForThis is a purpose-built children's motocross machine designed for young, developing riders progressing through junior competition ranks, not for adults or beginners of any age.
PurposeBuilt exclusively for motocross and off-road track racing to teach real race craft on a scaled-down, competition-grade two-stroke.
Rider FitIts tiny 53.5 kg dry weight, low 730 mm seat height, and light clutch and controls are tailored to a child's small stature and limited strength.
CharacterA snappy, high-revving two-stroke with a six-speed gearbox that rewards clutch and throttle skill, encouraging aggressive, race-focused riding.
Not Ideal ForThis is not suitable for adult riders, commuting, touring, passengers, or anyone seeking road-legal or long-distance capability.

Character map is an editorial estimate based on this bike's specifications, not a lab-tested measurement.

Rider Reviews

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