Treadmill Doctor Belt for Aerobics Pacemaster Pro Plus Review HelpfulOwl Treadmill Belts May 24, 2018September 2, 2018Exercise & Fitness, Exercise Machine Parts & Accessories, Sports & Fitness, Sports & Outdoors, Treadmill Doctor 0 Comment This fits your . Make sure this fits by entering your model number. 1 Year Warranty This Is The Replacement Walking Belt For The Pacemaster Pro Plus.