Recommended after market chains & sprockets for the XT's are Renthal sprockets and Tsubaki gold (not real gold) chains
For XTX / XTR
http://www.bandcexpress.co.uk/shop/t...%5E+XT660R.htm
For XT660Z Tenere
http://www.bandcexpress.co.uk/shop/t...00Z+Tenere.htm
Money well spent and guaranteed to last over 4 times the life of OEM drive kits.
http://www.racesparesuk.com/wp-conte...PRO-SERIES.jpg