KTM 125 SX Service Repair Manuals on Certified Master Tech Certified Master Tech is proud to offer motorcycle service repair manuals for your KTM 125 SX - download your manual now! KTM 125 SX service repair manuals. Complete list of KTM 125 SX motorcycle service repair manuals: KTM 125 200 SX MXC EXC 1999-2003 Workshop Service Repair; KTM 65SX & 65XC repair manual and owners manual. 2009 2017 KTM 125 150 SX Service Repair Manual Download Description. Download Complete Service & Repair Manual for 2017 KTM 125 150 SX Motorcycle. This manual provides detailed service information, step-by-step repair instruction and maintenance specificationsudes pictures and easy to follow directions on what tools are needed and how the repair is performed.