CarlisleÿUltimax MAX snowmobile drive belts Offers notable strength and tensioning at a great price. Flexibility of the new double cog design runs cooler and lasts longer. Each belt uses theÿbest rubber compounds and a tough ARAMAXr cord. Expect longer life on virtually all general service machines. MAX belts provide the "round-trip reliability" needed for a hard day"s ride!Additonal Fitment:1975-1976 POLARIS STARFIRE 3401973-1975 POLARIS TX (ALL MODELS)1975-1976 POLARIS STARFIRE 250