Jett Driven 1 on 1 CDL Study Guide Flashcards $29.00 Step by Step Guide to getting your Trucking Authority $27.00 The Jett Driven™ Premium Class B upgrade Keychain and our CDL Training Package, Range and Road. $3,495.00 Theory course $350.00 Add endorsements to an Existing Commercial Drivers License $550.00 The Jett Driven™ Premium Class-A Keychain and CDL Training Instructional Package $3,995.00