According to bikez.com specs, for a 2008 105 SX, seat height is 35 inches.
Seat height is 29.5 inches.
66 to 68 cm
The KTM 50 SX Junior is 23 inches, the 50 SX Pro Senior is 25.6 inches.
Seat height is 34.4 inches with 16.3 inches of ground clearance.
Seat height on the 2010 450 SX-F is 38.78 inches
the ktm 105 is way faster that a ttr
The 2011 KTM 125SX seat height is 992 mm (39.1 inches)
Seat height on the 09 is 985 mm or 38.8 inches.
the engine power and the seat height
90mph
105 mph with out modification