Cadillac All Mountain Series AM2.4 Dual Suspension Mountain Bike Frame is custom designed with 6005 aluminum that offers a perfect balance of a stiff yet smooth ride. A replaceable derailleur hanger and water bottle mounts included. Drive -train: Shimano Deore LX rear derailleur, Alivio front derailleur, Truvative Fire 42/32/22. The rear cassette is an 11-32 and this combination of gearing witll give the rider all the gearing they need to climb even the tallest hills. Wheels: Alex Vectra D2 Disk wheels are Lightweight and stiff Saddle: Custom Cadilac design with cro-moly rails and the Cadillac Wreath and Crest logo embossed on top