Neighbors Bicycles needed more bicycle seats. It decided to order gel seats in addition to the traditional seats it had always ordered. What type of buying situation does this represent?

Modified rebuy

Explanation:

Modifier rebuy is a purchasing situation in which an individual/organization buys goods that have been previously purchased only in this case with specification, terms, suppliers or prices change.

Neighbors bicycle made specification changes to their previous purchases, this is an example of modified rebuy.