This is a Mardave Racing Z Drive 48...
Stub axle & Steering block bearing type
V12 Standard rear Coil Springs
V12 Rear Pivot Ball & Screw
Rear Motor Plate
V12 Ceramic Axle Bearings
Mardave Two tenths Bushing oil
Mardave Two tenths Comm Drops
V12 Stiffer Rear Spring set
Bearing set of 4
V12 Front Wishbones