I've fitted 30mm risers and the they are fine with standard cables.

I've seen in several places that 30mm is supposed to be the limit with stock cables.

I've also moved my pivot pegs over from my preivios ride and they are also a bit lower than stock. That bring another ~10mm

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2011 Yamaha XT660Z ABS T�n�r�.

• Puig +8cm dark screen, Garmin Zumo 220, Scottoiler eSystem v2
• Barkbusters Storm with external weights, Noname 30mm bar risers & EzMoto alu. levers
• Kev's O2 Controller, Mccoi stepless controller with Hein Gericke heated grips
• TT +4cm seat, Pivot Pegs, Altech stainless sprocket cover