2018 KTM SX

MSRP Price From

Not Available
Displacement
124.80 cc
Engine Type
Single-Cylinder
Cylinders
1
Transmission
6 speed / Manual
Weight As Shipped
192.20 lbs (87.20 kg)
Front Braking System
Hydraulic Disc / 260 mm

Compare trims

KTMSX 50

50

KTMSX 50 MINI

50 MINI

KTMSX 65

65

KTMSX 85 17/14

85 17/14

KTMSX 125

125

KTMSX 150

150

KTMSX 250

250

KTMSX 250 F

250 F

KTMSX 350 F

350 F

KTMSX 450 F

450 F

KTMSX 450 F Factory Edition

450 F Factory Edition

MSRP
-
-
-
-
-
-
-
-
-
-
-
Type
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Dirt Motocross
Front Braking System
Hydraulic Disc / 160 mm
Hydraulic Disc / 160 mm
Hydraulic Disc / 198 mm
Hydraulic Disc / 240 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Hydraulic Disc / 260 mm
Rear Braking System
Hydraulic Disc / 160 mm
Hydraulic Disc / 160 mm
Hydraulic Disc / 160 mm
Hydraulic Disc / 210 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Hydraulic Disc / 220 mm
Fuel Capacity
2.30 l (0.60 gal)
2.10 l (0.60 gal)
3.50 l (0.90 gal)
5 l (1.30 gal)
7.20 l (1.90 gal)
7.20 l (1.90 gal)
7.20 l (1.90 gal)
7.20 l (1.90 gal)
7.20 l (1.90 gal)
7.20 l (1.90 gal)
7 l (1.80 gal)
Cooling
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Liquid
Ground Clearance
9.90 in (252 mm)
7.20 in (184 mm)
11 in (280 mm)
13.90 in (352 mm)
14.80 in (375 mm)
14.80 in (375 mm)
14.80 in (375 mm)
14.60 in (370 mm)
14.60 in (370 mm)
14.60 in (370 mm)
14.60 in (370 mm)
Seat Height
26.90 in (684 mm)
22 in (558 mm)
29.50 in (750 mm)
33.70 in (855 mm)
37.80 in (960 mm)
37.80 in (960 mm)
37.80 in (960 mm)
37.80 in (960 mm)
37.80 in (960 mm)
37.80 in (960 mm)
37.80 in (960 mm)
Wheelbase
40.60 in (1,032 mm)
36 in (914 mm)
44.80 in (1,137 mm)
50.80 in (1,290 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
58.50 in (1,485 mm)
Primary Drive
Gear , Chain
Gear , Chain
Gear , Chain
Gear , Chain
-
-
-
-
-
Gear , Chain
Gear , Chain
Gear Ratios
-
-
2.85 / 2.13 / 1.72 / 1.43 / 1.22 / 1.08
2.64 / 2 / 1.63 / 1.37 / 1.19 / 1.05
2.46 / 2 / 1.65 / 1.40 / 1.21 / 1.09
2.46 / 2 / 1.65 / 1.40 / 1.21 / 1.09
-
-
-
-
-
Bore
1.56 in (39.50 mm)
1.56 in (39.50 mm)
1.77 in (45 mm)
1.85 in (47 mm)
2.13 in (54 mm)
2.28 in (58 mm)
2.61 in (66.40 mm)
3.07 in (78 mm)
3.46 in (88 mm)
3.74 in (95 mm)
3.74 in (95 mm)
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Carburetor
Fuel Injected
Fuel Injected
Fuel Injected
Fuel Injected
Cylinders
1
1
1
1
1
1
1
1
1
1
1
Displacement
49 cc
49 cc
64.90 cc
84.90 cc
124.80 cc
143.60 cc
249 cc
249.90 cc
349.70 cc
449.90 cc
449.90 cc
Engine Type
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Single-Cylinder
Stroke
1.57 in (40 mm)
1.57 in (40 mm)
1.61 in (40.80 mm)
1.93 in (49 mm)
2.15 in (54.50 mm)
2.15 in (54.50 mm)
2.83 in (72 mm)
2.06 in (52.30 mm)
2.26 in (57.50 mm)
2.50 in (63.40 mm)
2.50 in (63.40 mm)
Compression Ratio
-
-
-
-
-
-
-
14:1
14:1
12.8:1
12.8:1
Transmission
1 speed / Automatic
1 speed / Automatic
6 speed / Manual
6 speed / Manual
6 speed / Manual
6 speed / Manual
5 speed / Manual
5 speed / Manual
5 speed / Manual
5 speed / Manual
5 speed / Manual
Weight As Shipped
91.50 lbs (41.50 kg)
88.20 lbs (40 kg)
116.80 lbs (53 kg)
-
192.20 lbs (87.20 kg)
192.20 lbs (87.20 kg)
210.30 lbs (95.40 kg)
216.50 lbs (98.20 kg)
220 lbs (99.80 kg)
220.90 lbs (100.20 kg)
221.30 lbs (100.40 kg)
Front Wheel
Aluminum 12 in x 2.50 in
Aluminum 10 in x 2.50 in
-
Aluminum 17 in x 1.40 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Aluminum 21 in x 1.60 in
Rear Wheel
Aluminum 10 in x 2.75 in
Aluminum 10 in x 2.75 in
-
Aluminum 14 in x 1.60 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Aluminum 19 in x 2.15 in
Tires Front Specification
Maxxis Maxxis Maxx Cross SI 2.50 X 12 42J
Maxxis Maxxis Maxx Cross SI 2.50 X 10 38J
Maxxis Maxxis Maxx Cross SI 60/100 R14 30M
Maxxis Maxxis Maxx Cross SI 70/100 R17 40M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Dunlop Dunlop GEOMAX MX3S 80/100 R21 51M
Tires Rear Specification
Maxxis Maxxis Maxx Cross SI 2.75 X 10 38J
Maxxis Maxxis Maxx Cross SI 2.75 X 10 38J
Maxxis Maxxis Maxx Cross SI 80/100 R12 41M
Maxxis Maxxis Maxx Cross SI 90/100 R14 49M
Dunlop Dunlop GEOMAX MX3S 100/90 R19 57M
Dunlop Dunlop GEOMAX MX3S 100/90 R19 57M
Dunlop Dunlop GEOMAX MX3S 110/90 R19 62M
Dunlop Dunlop GEOMAX MX3S 110/90 R19 57M
Dunlop Dunlop GEOMAX MX3S 110/90 R19 62M
Dunlop Dunlop GEOMAX MX3S 110/90 R19 62M
Dunlop Dunlop GEOMAX MX3S 110/90 R19 62M

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