Caterpillar D4D Bevel gear replacement

This video shows replacing the bevel & pinion gear on a Cat D4D dozer. My buddy has an old D4D & uses it for small projects at his farm. www.machinerytrader.com/listingsdetail/detail.aspx?OHID=9565745

Discuss this in the forum topic International Harvester 500C /Good or bad?.