Like I said.. DR Diff does original danas For $3000 
From Dr. Diff (see link)
STREET AND STRIP DANA
Strange 60 housing with snubber provision (without perches), choice of housing ends, 35 spline Trak-Lok, Standard gears, 1350 yoke, street & strip axles, green bearings, retainers, 1/2″ studs, assembled with chrome cover…………$1700
OPTIONS
Powr-lok suregrip, add $216
Detroit Locker, add $270
Spring perches, add $100
SVO disc brake kit, add $385
Billet bearing retainers, add $100
Aluminum cover girdle, add $115
Reproduction pinion snubber, add $75
http://www.doctordiff.com/?page_id=5Why someone would spend more I dont know
but you can if you want to.
CUSTOM REPRODUCTION MOPAR DANA 60 ASSEMBLIES
Accurate reproduction of vintage B or E body passenger car Dana 60 rearend assemblies.
Housings are fabricated from vintage truck castings with pinion snubber mounts added, axle tubes machined to 3″ diameter. Spring perches and brake tee located in stock position. Includes OEM style cover with brake line tab, and stamped steel pinion snubber.
Complete assemblies include new gears, new Trac-loc sure-grip, new bearings, new 7290 yoke, new 35 spline axles, detailed drum brakes, new brake lines, tee, center hose, and ratio/sure-grip tags.. Housing and backing plates are powder-coated semi-gloss black. Emergency brake cables not included.
These reproduction rearends are made by me. They are not available from any other source………. $3000
OPTIONS
Powr-lok suregrip, add $216
Detroit Locker, add $270
Aluminum cover/girdle, add $115
SVO disc brake kit, add $385
Billet bearing retainers, add $100
Stainless flex line kit, add $75
10″ or 11″ drum brake kit, add $350
Brake lines, tee, and center hose, add $100
