Parts list: № Number Qty Name Options 1 R520752 1 Adapter Fitting 2 R520753 1 Pulley 3 19M7811 6 Screw M10 X 90 Next page: ST163705 4111 Auxiliary Front Drive 9 Tooth, RH Adapter Kit ST412846 4109 Front Auxiliary Drive ST133900 4108 Front Auxiliary Drive Pulley PICT-4100.1 4100 Front Auxiliary Drive 6068HFG85