Doing some more reading...

On the Mountain Bike page:
"The Cadillac All-Mountain Series Mountain bikes are made to hit the trails."

On the BMX bike page:
"The Escalade bikes are high quality 20" Freestyle bikes featuring reinforced 100% Chromoly frames, ready to handle the most challenging demands. Complete with 48 spoke alloy rims, three piece cranks, pegs and an ORYG rotor, this bike is ready to take you through everything from dirt jumping to skate parks."

On the Lifetime Warranty page:
"CAUTION: THE FOLLOWING EXCLUSION APPLIES TO ALL CADILLAC BICYCLE MODELS. This warranty does not apply to any unit that has been used for stunt riding, bicycle moto-cross, dirt biking, or similar activities and all CADILLAC BICYCLES units are not designed or intended for such purposes or usages."

"DO NOT use CADILLAC BICYCLES for wheeling, stunt riding, ramp jumping, acrobatics, or similar activities or with motors as pwer driven vehicles..."

I love it.