This aftermarket bearing kit targets 1/18 TRX4M crawler platforms and supplies sealed steel bearings intended to replace wheelbox, axle and drivetrain bearings to reduce internal friction and resist contamination during trail and crawler use.
The kit includes the metric sizes matching original bearing positions so technicians and hobbyists can perform a single-pass replacement. The sealed steel construction focuses on reliable fit, reduced maintenance intervals and preservation of OEM fit dimensions for the listed TRX4M models.
When performing bearing service on the listed TRX4M 1/18 models, this sealed steel set provides matched sizes for a complete swap, emphasising fit accuracy and reduced maintenance needs for drivetrain components.