We are on Trek police bikes. PD is on Cannondale, which are much nicer. But ours are OK. Shimano Deore XT derailleurs, and slicks. her's a couple of links.
FCEMS - Bike Team
The bike is very similar to this one, but with tons of bags.
http://nrimp.dfw.state.or.us/re/pict...e_lg_photo.jpg