Mirror cell calculations, whether using PLOP or another program, do not overcome errors introduced by gluing the mirror to its cell, excessive tightening of edge supports, nor impingement of the cell structure onto the mirror as result of differential cooling shrinkage.
2.
The Z51 Performance Package includes dry sump lubrication, specific close-ratio gearing; transmission-cooling system; larger 19-inch front and 20-inch rear forged alloy wheels and dual-compound tires; larger, slotted rotors and brake-cooling ducts; electronic limited-slip differential and differential cooling system; unique chassis tuning; and optional Magnetic Ride Control active-handling system with Performance Traction Management.