This 5-piece aluminium differential carrier kit is an upgrade for TRAXXAS TRX4 Trail Crawler vehicles, providing a durable seat for the front and rear differential assemblies. The components are CNC machined and finished in three dimensions to present a metallic look while avoiding changes to the original drivetrain alignment.
The carriers are engineered to protect and steady the differential gears so they run more reliably under load and to aid passive dissipation of heat from the diff housing during lengthy crawling sessions. Fitment is aimed at original diff gears and housings for a straightforward exchange.
Assembly notes: supplied hardware includes stainless steel round head screws (2.5*6 - 4pcs) to secure the carriers; keep original fasteners where applicable and confirm torque at all six mounting points after your first outing. The kit uses a 9mm widened hex adapter listed as 4mm wider than the factory hex, so check wheel hex compatibility before fitting.
Ideal for trail crawlers seeking a direct-fit aluminium upgrade that adds stiffness and better thermal behaviour to TRX4 differentials.
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