Books that show the value of used motorcycles include Kelley Motorcycles Blue Book and the NADA Motorcycle Book Values. The Kelley Blue Book is concerned with trade-in values. It lists motorcycles by category and by make. The values suggested are based on average dealer prices for motorcycles in excellent condition.
The NADA Motorcycle Book offers motorcycle reviews, comparisons and safety ratings as well as suggested values. Its price guides are based on research, and it provides a number of resources accessible to both sellers and buyers. It includes average retail trade-in values, and prices are representative of fair market value. It has been a reputable source of vehicle values since 1933, and the publication receives updates three times a year.