Quality used Dayco/KMP brand belt tensioner for cummins. Will work with 4BT3.9, 6BT5.9, 6CT8.3, 6ISBE, QSB 6.7 engines, backed by our standard warranty.

COUNTER CLOCKWISE ROTATION

OEM # 3976832, 3937556, 3936208, 3936207, 3937556, 3936208, 3936207, 3922901, 3911621, 3928748, 3934823, 3279446, 3934824, 3973825, 3143131, 3279446,3911621, 3922901, 3928748, 3934823, 3934824, 3936207, 3936208, 3937556, 3973825, 5333478, CAPACITY OF TEXAS 905097, CA905097, CA905097/63 CONTINENTAL-VEYANCE 49501, CUMMINS 5333477, 5333478, 3911621, 3934818, 3934823, 3936201, 3936207, 3937553, 3937556, 3976832, 3978022, DAYCO CORP 89409, FREIGHTLINER / DAIMLER TRK CUM3934818, GATES RUBBER CO GT38504, 38504, MIDWEST BUS PARTS 33P38504, 33P38513, NAPA 38504, OTHER 3976832, 3978022, UNKNOWN SUPPLIER 50101510, WORKHORSE PARTS 3976832, 3978022, 3976832, 89482

Please Note: The part sent may not exactly match the one pictured. Appearance may vary. For specific part requests, please call 888-315-2575. Additional core charge may apply.

30AT-3937556-STK

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