“Used motorcycles for sale” is one of the largest motorcycle queries in the US. Cycle Trader, Facebook, dealers, and classifieds all dump inventory into the same search. Price without a title check is noise.
KBB motorcycle value and NADA give a band, not a verdict. Private-party is usually below retail. A salvage or rebuilt brand, out-of-state title, or “bill of sale only” is a different product. Match VIN on the frame, title, and engine where the state requires it.
Inspect cold: start, clutch drag, fork seals, chain stretch, tire date codes, and crash damage on bars, engine covers, and subframe. A $150 pre-purchase inspection at an independent shop is cheaper than a warped head. Lien payoff must happen at a bank or dealer — not in cash to a seller who “will mail the title.”
Register in your state within the window on the title transfer. Insurance binds before you ride it home. If the deal is “too cheap for a clean 600,” it is not a bargain.