If you want to undertake auto repairs for your MBK 125 LT then it will always be recommended to own a Workshop Manual to keep just for a guide in the event you need to know proven methods to take off a certain part for example Wheel Bearing and match it again accordingly.
MBK 125 LT Workshop Manuals will provide you with identifiable diagnostic details for the car therefore if something is faulty it can help you identify what the situation is and the best way to make it better. You can then determine if you can do this by yourself or if the job is just too big it is possible to make a booking for your 125 LT right into a decent friendly mechanic.
MBK 125 LT manual