An endless power transmission belt having
- (1) a tension section;
- (2) a cushion section; and
- (3) a load-carrying section disposed between the tension section and
cushion section; and the belt containing an elastomeric composition comprising
- (a) cross-linked elastomer; and
- (b) from 5 to 60 phr of chopped carbon fibers that have a sizing
agent applied to the surface of the fibers.