Give your Traxxas Stampede 4x4 1:10 the gift of alloy greatness with this Alloy Front Lower Arm, Blue. Atomik RC has a full line of aluminum hop up parts for your Traxxas Stampede 4x4 1:10, available now in blue, red, and grey/gunmetal. Replaces Traxxas Part No. 3655X. Precision CNC Machined Hop Up Part for Factory Spec Fitment. Made from Hardened Billet 6061 Aluminum for Lightweight and Durable Performance. Fits these RC Models: Traxxas 1/10 Stampede 4x4 VXL.