Traxxas 8140 TRX-4 Complete Long Arm Lift Kit (Black) N American Rolling Stock This is the ESU 58419

This is the ESU 58419 Loksound V5 Dcc/mm/Sx/M4 Blank Decoder 21 Pin MTC With Speaker 11X15mm

and race ahead

This action takes you to this same web page where you can download for free all the instructions you need

24 inch / 610mm Radius

which can be easily connected to the ECoSDetector

Traxxas 8140 TRX-4 Complete Long Arm Lift Kit (Black) N American Rolling Stock This is the ESU 58419The Traxxas TRX 4 Complete Long Arm Lift Kit includes everything you need to properly install a massive lift under your TRX 4 including long arm links, longer aluminum shocks, taller springs, extended driveshafts, and a revised front servo mount to maintain proper steering geometry.