X-Maxx 8S Upper Left or Right, Front or Rear, Heavy Duty Control Arms 7829 (

New heavy-duty X-Maxx suspension arms use our toughest composite material. Whether you’re sending it at the skate park, or launching from a ramp, these arms are built with just the right amount of flex to resist breakage.
 
Suspension arm, upper (left or right, front or rear), heavy duty (2)