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Traxxas Original Equipment Parts

Traxxas TRA3991 Gearbox Halves Front/Rear: E-Maxx

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This is a Gearbox Set from Traxxas.

This is a Stock part for:

1/10 E-Maxx EVX2 (3903)
1/10 E-Maxx Mamba (3908)


Black Plastic and Metal construction


One (1) Front Gearbox Half
One (1) Rear Gearbox Half
One (1) Guide Pin
Five (5) Roundhead Self-Tapping Screws
Two (2) Idler Gear Shafts
One (1) Idler Gear Shaft Support

Remainder of the gearbox contents.

Length: 87mm (3.425")
Width at widest point: 60mm (2.37")
Outside Depth: 24.3mm (.957")
Idler Gear Length: 17mm (.666")
Guide Pin: 40mm
Guide Pin Diameter: 3mm (.118") 
Roundhead Self-Tapping Screws: 3x12mm