Technical Specifications - Chassis (250/300/380) - KTM 125 SX Owner's Handbook Manual

TECHNICAL SPECIFICATIONS CHASSIS
Frame
Fork
Wheel travel front/rear
Rear suspension
Front brake
Rear brake
Front tires
Air pressure offroad
Air press. road driver only
Rear tires
Air pressure offroad
Air press. road driver only
Fuel tank capacity
Final drive ratio
Chain
Available final sprockets
34
Steering head angle
Wheel base
Seat height, unloaded
Ground clearance, unloaded
Dead-weight without fuel
Standard adjustment - fork
Compression adjuster
Rebound adjuster
Spring
Spring preload
Air chamber length
Capacity per fork leg
Fork oil
NOTE:
The damping units in the left and the right fork leg are of different
design. Make sure not to mix them up in case of repair or service jobs.
250/380SX
WP Progressive Damping System shock absorber, aluminium swingarm
Disc brake with carbon-steel brake disc Ø 260 mm (10.2 in), brake caliper floated
Disc brake with carbon-steel brake disc Ø 220 mm (8.7 in), brake caliper floated
80/100 - 21" 51M
–
1.0 bar (14 psi)
–
110/90 - 19" 62M
–
1.0 bar (14 psi)
–
7.5 liter
(2 US gallons)
14:50t
101 kg (223 lbs)
WP 918T768 WP 918T769
12 12
12 12
4,2 N/mm 4,0 N/mm
5 mm (0,2 in) 5 mm (0,2 in)
150 mm (5,9 in) 155 mm (6.1 in)
appropx. 750 ccm appropx. 750 ccm
SAE 5 SAE 5
Torques
Collar screw front wheel spindle
Brake caliper front
Clamping screws upper fork bridge
Clamping screws lower fork bridge
Clamping screws fork stubs
Collar nut rear wheel spindle
Hexagon nut swing arm bolt
Shock absorber top
Shock absorber bottom
Other screws on chassis
250 / 300 / 380 SX / MXC / EXC / EGS '99
250/300/380 MXC 250/300/380 EXC
Central chrome-moly-steel frame
WP Extreme Ø 50 mm
280 / 320 mm (11.0 / 12.6 in)
80/100 - 21" 51M
– 80/100 - 21" 51M
1.0 bar (14 psi)
–
110/100 - 18" 64M
– 110/100 - 18" 64M
1.0 bar (14 psi)
–
12 liter
(3.2 US gallons) (2.5 or 3.2 US gallons)
14:52t
5/8 x 1/4"
38t, 40t, 42t, 45t, 48t, 50t, 52t
63.5°
1481 ± 10 mm (58.3 ± 0.4 in)
925 mm (36.4 in)
385 mm (15 in)
102.5 kg (226,3 lbs)
Standard-adjustment - shock absorber
Compression adjuster
Rebound adjuster
Spring
Spring preload
M 10 40 Nm (30 ft.lb)
M 8 25 Nm (19 ft.lb)
M 8 15 Nm (11 ft.lb)
M 8 20 Nm (15 ft.lb)
M 8 15 Nm (11 ft.lb)
M 20x1,5 80 Nm (59 ft.lb)
M 14x1,5 100 Nm (74 ft.lb)
M 12 60 Nm (44 ft.lb)
M 12 40 Nm (30 ft.lb)
M 6 10 Nm
M 8 25 Nm (19 ft.lb)
M 10 45 Nm (33 ft.lb)
250/300/380 EGS
90/90 - 21" 54R 90/90 - 21" 54R
1.0 bar (14 psi) 1.0 bar (14 psi)
1.5 bar (21 psi) 1.5 bar (21 psi)
140/80 - 18" 70R 140/80 - 18" 70R
1.0 bar (14 psi) 1.0 bar (14 psi)
2.0 bar (28 psi) 2.0 bar (28 psi)
9.5 oder 12 liter 9.5 oder 12 liter
(2.5 or 3.2 US gallons)
14:50t / 14:52t 14:50t / 15:48t
103.7 kg (229 lbs) 109 kg (240,6 Ibs)
WP 1218T712
5
14
PDS3–250
5 mm (0.2 in)
+ Loctite 242
(7 ft.lb)
–
–
WP 1218T714
6
12
PDS2–250
6 mm (0.23 in)