HobbyPark Brushless Motor and ESC Combo and Transmission Gearbox Assembly with Low Range Steel Gear & Programming Card for Traxxas 1/18 TRX4M Upgrades Parts

["Note: NOT Work with the Stock Remote Control, Compatible with Mostly Futaba ZH1.5 Port Receiver. You Must Upgrade the controller before using this Brushless Kit.","Metal Low Range Gears – Includes a transmission gearbox with durable metal low-range gears, featuring a 49.4:1 ratio for super low speed and incredible high torque.","Complete Gearbox Assembly – Pre-assembled transmission gearbox ensures hassle-free installation.","Programming Card Included – Easily adjust and fine-tune ESC settings with the included programming card for optimized control.","Compatible with – Perfect replacement or upgrade for Traxxas 1/18 TRX4M Defender, Bronco, K10 High Trail, F150, enhancing overall performance and durability."]