Just got them back from All American Drive service, still strapped to the pallet, fresh paint, and will need to be broken in. These are the phase 4 versions with -2” imco lowers 1.36 gear ratio. All receipts will be provided to buyer. Price is $18,200 shipped.

Description of phase four mods:

The X Mod Phase Four Precision Rebuild Package is the last in the X Mod Series. The first change in the package is the standard X Mod stainless tower to the full X Mod stainless tower. This adds tremendous strength and stability to the upper case assembly under high horsepower loads. Phase Four drives receive our AADS high tensile strength alloy clutch shaft, drive shaft, 1.25 prop shaft with billet carrier assembly and coupler. Critical and selected components are also Cryogenically treated and REM polished.

Serious buyers can contact me at +15854902636. Please leave a voicemail if I am unable to pick up when you call and I’ll get back to you in a timely manor.

Depends on boat size and driving style, I had them installed behind a 8-71 blown 469ci pushing 7 psi non step fountain it ran 94 mph. Estimated 750 plus hp with no issues.