The ping of the perfectly executed golf shot. And the scream of a 125 cc 2-stroke charging down a long straightaway. The 2025 KTM 125 SX takes its leads directly from the Factory Racing team and ...
KTM is an Austrian manufacturer of motorcycles ... valve water-cooled units with an 11:1 compression ratio. The stroke is identical on both at 72 mm, but the bore differs between the two. The 450 ...