Gravely ProTurn 260 vs John Deere Z950M | LawnSite Review
Gravely ProTurn 260 vs John Deere Z950M. Discussion in 'Lawn Mowing Equipment' started by NitPicky1, Aug 6, 2014. Page 1 of 2 1 2 Next > NitPicky1 LawnSite Member. from Oronogo, MO. ... you will only get about 7-8mph cutting speed out of the Gravely, JD cuts at 10mph on good grounds. The 460s even fall to lower mph with blades on.