Ofna 2-Speed transmission for the Ultra GT and Ultra GTP series.

Ofna front differential gear box support. Works for the Ofna Ultra MBX R2 kits.

Ofna rear shock kit for the 1/8th Scale Ultra GT, LX, MBX, and GTP vehicles.

Ofna steel brake kit for the Ultra Vehicles.

Ofna optional graphite front brace. This will work for the Ofna, Ultra kits.

Ofna spring spacer set for the shocks used on the Titan MT and the Ultra series of vehicles.

CEN Racing Gray Thunder W/550 Motor RTR has a semi deep Vee-hull molded in ABS plastic.

CEN Racing Gray Thunder W/775 Motor RTR has a semi deep Vee-hull molded in ABS plastic.