The Devil RC TRX-4 Rear Inner Portal Drive Housings add strength and rigidity to your TRX-4 rear end.
Machined from 6061 Aluminum and anodized black these are a great improvement over your stock parts.
Includes L & R side and four upper replacement screws to affix your portal covers.
These are compatible with our Black Steel Portal Covers
OR Devil RC Portal Covers
Mounted to stock parts: