Urgeme: parts manual for d8 r caterpillar,

Someone can make my hand Nese with manual urgensia of parts for tractor on caterpillars Series 7xm03460 I have no information I am correcting directional clutches failure I do not gira to the right I appreciate I make my hand to all the colleagues. They fix heavy machinery.
It would be very much to ask but the workshop would be ideal.