HPI replacement stock motor for the Micro RS4.

HPI optional 45T Micro Modified motor for the Micro RS4. This item replaces the stock motor provided with the kit.

HPI optional micro RS4 cup joint..

HPI Micro RS4 Spring Set Replacement.  The set includes both front springs and the rear spring

HPI Optional Micro RS4 Ball Differential Maintenance Set.  This is used in the optional ball differential set.

HPI stock replacement inner wheel set for the Micro RS4. These are the inner drums that the wheels slide onto.

HPI replacement spur gear set for the Micro RS4.

HPI servo arm set for Micro RS4.

HPI Micro RS4 Wing Mount Set, Stock Replacement. These are the plastic mounts which attach the rear spoiler to the body.

HPI stock replacement bumper and body post set for the Micro RS4.

HPI stock replacement mount set for the Micro RS4. These are located throughout the vehicle.

HPI stock replacement battery box set for all of the Micro RS4's. The battery box holds the individual sells which power the vehicle.

HPI stock replacement upper deck set for the Micro RS4. This is the radio plate which is also the main deck.

HPI optional white wheel set for the Micro RS4.