TRA8581X Traxxas Carrier, differential, aluminum (front or center)/ x-ring gaske

210737BK RMX 4 Carbon lightweight adj. WB 257/266/275 lower deck (black

230153 NATK V2 Front wheel hubs & THA rear hubs

210742BK RMX 4 Alum. spur gear holder (black)

210729R RMX 4 Alum. rear damper stay set (red)

820154BK Alum. adj. suspension mount (+11.5~+13) (red)

210703BK Carbon steering arm set (black)

210735R RMX 4 Carbon lightweight rear link plate set (black)

210736BK RMX 4 Carbon lightweight front head mount (black)