Freewheel Clutch/Pulley for alternator and is a known cause of many serpentine belt related problems. These units are standard equipment on all new Sprinter alternators. IT IS COMMON FOR THIS DECLUTCHING PULLEY TO FAIL, LONG BEFORE THE ALTERNATOR WEARS OUT. The Pulley Removal Tool is required for installation of this unit.
IF YOU ARE ORDERING A NEW ALTERNATOR, DO NOT ORDER THIS ITEM, AS IT IS INCLUDED WITH THE ALTERNATOR
New OEM Bosch 150 Amp alternator. Will replace the 90 Amp and 120 Amp alternator without any modification.
Free shipping to any US Zip Code.
This item is shipped free via USPS Priority Mail, which is 2 days to most areas and 3 days to more distant or rural areas.
If you need a faster shipping option, available at an additional charge, please contact us. To check the integrity of your
decoupling alternator pulley, simply remove the belt and place a screwdriver into
the front of the alternator cooling fan to stop the armature from
rotating. Attempt to turn the pulley by hand. If it rotates one direction but,
not the other, it is functional. If it will not rotate at all, the decoupling pulley has
failed.
Will replace the 90 Amp, 120 Amp and 150 Amp alternators without any modification.
Free shipping to any US Zip Code.
This item is shipped free via USPS Priority Mail, which is 2 days to most areas and 3 days to more distant or rural areas.
If you need a faster shipping option, available at an additional charge, please contact us.
This is only for shipping to a US address.
To check the integrity of your
decoupling alternator pulley, simply remove the belt and place a screwdriver into
the front of the alternator cooling fan to stop the armature from
rotating. Attempt to turn the pulley by hand. If it rotates one direction but,
not the other, it is functional. If it will not rotate at all, the decoupling pulley has
failed.