Traxxas 4431A Upper Chassis Deck Composite Nitro Rustler/Stampede T-Maxx Parts two collars with set screws

two collars with set screws and three plastic mounting pieces

09") Number of teeth on pinion: 8 Number of teeth on main gear: 38

the HS-75BB is a great choice to move your retract gear in a realistic manner that you need

Motor Limit: 10 turn and higher

The HS-5087MH digital

Traxxas 4431A Upper Chassis Deck Composite Nitro Rustler/Stampede T-Maxx Parts two collars with set screwsTraxxas Upper Chassis Deck Gray Composite Features: Nylon Construction Grey in color Includes: One Upper Chassis Deck Specs: Length: 229mm (9") Width: 89mm (3. 5") Height, un installed: 24. 5mm (1") Part Compatibility: Traxxas Nitro Rustler Traxxas Nitro Stampede