Guys with the recent drop in price on top fuel 9 and spark 920, I am having trouble deciding on what bike to buy. I have ridden both and aside from carbon on the spark and X1 group on top fuel that seem to be the main differences, just having trouble deciding. Both bikes ride great but the lifetime warranty on the trek frame is nice as well. I am a 6 hour racer that races to stay in great shape and enjoy the ride. THOUGHTS...
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