This is a Robinson Racing Double Disc Slipper Kit for the Traxxas E-Maxx 14.4V trucks. It includes a 66 tooth spur gear. A double disc slipper is a great way to protect that expensive driveline, especially when you are landing jumps with the power on, or you have a high performance motor setup.
One plastic spur gear ring 66T
One spur gear inner hub
Two blue slipper plates.
Two slipper disks
One ball bearing (0.186"x0.375"x0.125")
Three black screws
One instruction sheet
Overall thickness: 10mm (.394")
Overall diameter: 58.6 (2.307")
Fits Traxxas E-Maxx 14.4V model 3906 only.