Welcome to OCC.........
A lot of variables to matching up Horse Power with Mower Deck Cutting widths. 48" on a 10 HP tractor is pushing it and having the right conditions. The 38" or 42" would be better suited.
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Roland Bedell
CC Models: 100, 105, 1450, 782, (2) 784, & 2072
Buy: Made in the USA 