30 and 40 Series couplers

This genuine Traxxas 35-tooth differential ring gear is a replacement part for the X-Maxx monster truck

Gear Ratio 6

connector and compatibility with your vehicle

1x Stamped Metal Horn Button

Arrma ARA330619 Shock Springs 130mm 2.15N/MM (12.28lb/in) (2) Kraton 8S 1.7 Tires 30 and 40 Series couplersArrma ARA330619 Shock Springs 130mm 2. 15N MM (12. 28lb in) (2) Kraton 8S OVERVIEW: These high quality Shock Springs will allow you to tune your vehicle handling characteristics in seconds. FEATURES: Precision manufactured from spring steel for consistent performance and long lasting durability Specification: Length: 130mm Outer Diameter: 32mm Spring Rate: 2. 15N mm (12. 28lb in) INCLUDES: 2 x Shock Spring: 130mm 2. 15N mm (12. 28lb in)