ScaleTrains 39689 HO Scale GE AC4400CW Diesel CSX YN2 468 DCC & LokSound Era_1946-1949 The STRC Traxxas TRX-4 One-Piece

The STRC Traxxas TRX-4 One-Piece Servo Mount/Chassis Brace is a one-piece CNC machined aluminum option that will greatly reduce the flex in the servo mounting area

battery tray

Standard telemetry sensors use your vehicle’s gear ratio and tire size to calculate speed based on RPM

Spur Gear: 91T

ScaleTrains 39689 HO Scale GE AC4400CW Diesel CSX YN2 468 DCC & LokSound Era_1946-1949 The STRC Traxxas TRX-4 One-PieceScaleTrains 39689 HO Scale GE AC4400CW Diesel CSX YN2 468 DCC & LokSound The Rivet Counter series AC4400CW is the definitive HO Scale model of GEs revolutionary six axle alternating current traction locomotive. This model combines smooth operating performance with unparalleled railroad, road number, and era specific details along with industry leading LED lighting features. Aside from wreck victims, nearly all prototype AC4400s are still in revenue