Each new TrueBike / TrueTrainer frame and its original parts have a guarantee against defects in workmanship and materials for two years from the day of delivery of your bike. This does not include parts that are subject to normal wear and tear (i.e. drive chain, handlebar tape etc.), improper assembly, follow-up maintenance, damages due to incorrect use, or bad conditioning of the parts. Modified conditions and warranty periods apply to the crankset and battery. See the full warranty details here.