[grumpygrady]

has anyone used the Blackwells?
Blackwell Axle main features & specs:

Trailing enclosed knuckles
Removable axle tubes (each side)
Differential cover
Center axle case (banjo)
Differential carrier (third member)
Standard overall width hex to hex 8�0„3¡À (203mm)
Final drive ratio 2.85 (estimate)
Number of internal gears 4
Internal shafts 2
Number of bearings and or bushings 13!!
Axle tube thickness .5 inch (12.7mm)
Banjo width 1.58 inch (40mm)
Knuckle size 1.05 inch (26mm)
center clearance to drive CL .71 inch (18mm)

Blackwell X1 Axle additional specs:

CNC machined billet aircraft grade aluminum housing
Hardened steel spool gear (helical)
5mm axle input shaft
Full ball bearings
Powdercoated in black
Width 192mm / 7.55 inch
Gear Ratio: 2.85:1
Engineered by Brett in Massachusetts USA
Manufactured by RC4WD

seems they would be the best scale looking for an big 6x6 in 1/14 scale