Hot Racing Aluminum Differential Cup Traxxas E-Maxx Revo

Aluminum Differential Case for the Traxxas Revo trucks. (replacement for Traxxas 3978)
FEATURES:
CNC Aluminum Construction differential case
YOU WILL RECEIVE:
(1) blue Aluminum Differential Case (4) screws
REQUIREMENTS:
steel axial guide and gasket that comes with the plastic differential case Stock Gasket from (TRA3978) Installation of the gear set and attaching to bevel gear thread locking adhesive to keep screws from loosening due to vibration.
SPECIFICATIONS:
Out drive plate length: 9.5mm Diameter 24.3mm Diff. Case length: 14.0mm diameter: 25.5mm
NOTE:
This will replace TRA3978 make to work with TRA5382X diff gear set. Do not over tighten. Use only Silicone diff lube