Blade Drive Belt Replaces Exmark OEM# 1-413096, 1-413096SL, 1413096, 413096. Specs: 36" length x 0.598" width x 0.472" thickness. Sunbelt# B1EM63, B1EM64, B1413096; Oregon# 75-231; Rotary# 12405; Stens# 265-842. Refer to your owner's manual to match by OEM part number.