I purchased one recently from Rimmer

https://rimmerbros.com/Item--i-GRID800036

There are a few that fit your year, I think there is a differance with the 'nose' the bit that the pulley fits onto

While my +8 is a 3.9 the pump is as described for a 4.0 as mine has the serpentine belt

do you still have a 3.5 engine ?

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Mike Smith

2007 +4