This is an upgrade for the front Rockwell 2.5Ton, 16-spline axle shafts.
Forged SAE 4340 2.5Ton Dstrac U-joints with self lubrificante caps.
The axle shafts are forged SAE 4340. After the thermic treatment all shafts are inspected using MAGNAFLUX to verify any external/internal micro cracks. Any issue verified will lead to disposal of the axle shaft.