ALUMINUM 7075-T6 FRONT/REAR KNUCKLE ARMS（LARGER INNER BEARINGS）

The GPM ER021A knuckle arms are manufactured from 7075-T6 aluminium to enhance steering control and strengthen front and rear suspension joints on the Traxxas E-Revo VXL. They help stabilise CVD shafts and suspension arms, and their multiple tie rod holes allow incremental steering geometry adjustments. Installation is straightforward and these knuckles deliver consistent, durable performance under typical hobby use.