 Subjects may receive treatment of up to three target lesions, one or two target lesions per target vessel, for a maximum of two target vessels. The target lesions must be de novo or restenotic lesions of 36 mm in length in native coronary arteryies, with a reference vessel diameter of 2.25-4.0 mm. Treatment of restenotic lesions is allowed provided that the target lesion was previously treated with PTCA only. All treatment with study stents is to be performed during a single index procedure. Note: Concurrent treatment of non-target lesions during the index procedure is not allowed. 