Team Redcat 2 Aluminum Shock Body Redcat Racing Aluminum Shock Body (2pcs) Genuine Redcat Racing Spare Parts Redcat Racing Part Number 505103A For troubleshooting and warranty information please contact a Redcat Racing Customer Service Specialist at 602-454-6445 or by emailing amazonsupport@redcatracing.com NOTE: Please read the User Manual before use.