The Rams led 16-6 at half-time and added a further three unanswered second half tries to run out comfortable winners against the former Super League outfit.
Shane Grady, Aaron Brown and Anthony Thackeray bagged first half tries, with Tom Hemingway adding two conversions.
Sam Wood scored a second half brace, while Dalton Grant completed the impressive win with a terrific individual effort, with Hemingway adding three further second half goals.
Full match report and reaction in Friday’s Dewsbury Reporter.