21 TECHNICAL DATA 116
Tire air pressure off road
Front 1.0 bar (15 psi)
Rear 1.0 bar (15 psi)
Secondary ratio (125 SX EU, 125 SX USA, 150 XC USA) 13:50
Secondary ratio (250/300 XC, 150 SX EU, 150 SX USA) 14:50
Secondary ratio (250 SX EU, 250 SX USA) 13:48
Chain 5/8 x 1/4"
Rear sprockets available 38, 40, 42, 45, 48, 49, 50, 51, 52
Steering head angle 63.5°
Wheelbase (All 125/150 models) 1,480±10 mm (58.27±0.39 in)
Wheelbase (All 250/300 models) 1,495±10 mm (58.86±0.39 in)
Seat height unloaded 992 mm (39.06 in)
Ground clearance unloaded (All 125/150 models,
250 XC EU/USA)
395 mm (15.55 in)
Ground clearance unloaded (250 SX EU, 250 SX USA,
300 XC EU/USA)
385 mm (15.16 in)
Weight without fuel, approx. (125/150 SX) 90.8 kg (200.2 lb.)
Weight without fuel, approx. (150 XC USA) 94.2 kg (207.7 lb.)
Weight without fuel, approx. (250 SX EU, 250 SX USA) 96.8 kg (213.4 lb.)
Weight without fuel, approx. (250/300 XC) 104 kg (229 lb.)
Maximum permissible front axle load 145 kg (320 lb.)
Maximum permissible rear axle load 190 kg (419 lb.)
Maximum permissible overall weight 335 kg (739 lb.)
21.6 Electrical system
Battery YTX4L-BS Battery voltage: 12 V
Nominal capacity: 3 Ah
Maintenance-free
21.7 Tires
Validity Front tires Rear tires
(125 SX EU, 150 SX EU) 80/100 - 21 51M TT
Pirelli SCORPION MX Midsoft 32
100/90 - 19 57M TT
Pirelli SCORPION MX Midsoft 32
(125 SX USA, 150 SX USA) 80/100 - 21 51M TT
Dunlop GEOMAX MX51F
100/90 - 19 57M TT
Dunlop GEOMAX MX51
(250 SX EU) 80/100 - 21 51M TT
Pirelli SCORPION MX Midsoft 32
110/90 - 19 62M TT
Pirelli SCORPION MX Midsoft 32
(250 SX USA) 80/100 - 21 51M TT
Dunlop GEOMAX MX51F
110/90 - 19 62M TT
Dunlop GEOMAX MX51
(150 XC USA) 80/100 - 21 51M TT
Dunlop GEOMAX MX51F
100/100 - 18 59M TT
Dunlop GEOMAX MX51
(250/300 XC) 80/100 - 21 51M TT
Dunlop GEOMAX MX51F
110/100 - 18 64M TT
Dunlop GEOMAX MX51
Additional information is available in the Service section under:
http://www.ktm.com