With the stock clamp and stem, you need 7/8" bars. I prefer high bend or raptor bend (depends on manufacturer). Choices are somewhat limited for a 7/8" bar. If you go with an aftermarket clamp (Trail tech, Rath Racing, HPD) you can run a 1 1/8" fat bar and have more of a selection.
Predator owner since 2003
2009 Polaris Outlaw 525S...in-work building.
2005 Pedator
Twin Air clamp-on, Edelbrock, Rath A-arms, Dyna FS, Rath Rear Hubs, PEP Shocks (built by Rath), Flexx bars, Hiper Wheels, Razr 2 Tires, P&P cylinder head (Nicholas Cycle), Rath Head Pipe, Pro Armor Kill Switch, Yoshimura slip-on, Pro Armor nerfs, JE 12.5:1 Piston, Trail Tech Dash and Endurance Computer, Home made radiator scoops and chassis skid, PRM Bumper and Grab Bar.