The Chicago Blackhawks currently have seven NHL-level defensemen under contract for the 2017-18 season, totaling close to $20 million against the salary cap. Brent Seabrook ($6,875,000 cap hit), Duncan Keith ($5,538,462) and Niklas Hjalmarsson ($4,100,000) constitute the defensive cap hits of seven figures.
Beyond that, the Blackhawks are sitting on the newly-re-signed Michal Kempny ($900,000 cap hit), Gustav Forsling ($872,500), Trevor van Riemsdyk ($825,000) and Michal Rozsival ($650,000). Brian Campbell and Johnny Oduya are free agents looking for a new contract this offseason.