Probably everything on a RAX. As shown in the picture, the Raptor scope includes:
Crack Repair
Rear Strut & Stabilizer Linkage Bores Machining
Final Drives Machining, Differential Bore Machining
Stiffener Upgrade
The OEM spec can ensure the RAX has the correct dimensions to withstand a proper stress distribution so that can extend the life of a RAX.