nibbi tractor

[greenmarket]

Hi all,i bought a NIBBI tractor today.the "odometer says 88 hours.is that good or bad in tractor terms.also is thre a distributor that would sell tyres for same in the caribbean or north america.i am in Jamaica.the tyre sizes are 500-15(front) and 800-20(rear) Also i got no manual,would there be any indication on the machine as to the model year the # i see is 8Ld 665-2.if not how do i find out.thanks for your help.