Direct bolt on unit fits all 6.5 with serpentine (single) belt drive and single hub thread on mounting configuration. Requires blade change on all pre 1997 vehicles. The 1997+ 9 wing steel fan is the best match to this clutch. Engage temp is 180°f air temp which is 15° lower than the OE spec.

Fan clutches are covered by a one year manufacturer replacement warranty. Any clutch that has been installed will not be eligible for return. Any clutch suspected to be defective should submitted an RMA# for warranty consideration. They will be tested and repaired or replaced by the manufacturer.

Fan clutches are covered by a one year manufacturer replacement warranty. Any clutch that has been installed will not be eligible for return. Any clutch suspected to be defective should submitted an RMA# for warranty consideration. They will be tested and repaired or replaced by the manufacturer.

Direct bolt on for the Special Calibration Fan Clutch, BUT may require trimming of shroud for clearance.

"My first choice was always the 20" steel unit but this is all that we can get at this point." -JK

Sold Out no longer available.

"The GM part number for this blade is 15992650. It was used as the factory blade on the 1997+ 6.5 trucks. It was discontinued years ago and we have exhausted our supply. At this point all we have to offer is the 21" Duramax blade." -JK