--- product_id: 544660006 title: "ARRMA 3S BOOST Box Brushless Conversion Spektrum ESC & Motor Upgrade G-ARA210005" brand: "arrma" price: "₨181068" currency: LKR in_stock: true reviews_count: 5 url: https://www.desertcart.lk/products/544660006-arrma-3s-boost-box-brushless-conversion-spektrum-esc-and-motor store_origin: LK region: Sri Lanka --- # Spektrum Smart 3S Brushless ESC Boosts RC speed beyond 30 MPH Includes multi-size sprockets & cooling fan ARRMA 3S BOOST Box Brushless Conversion Spektrum ESC & Motor Upgrade G-ARA210005 **Brand:** arrma **Price:** ₨181068 **Availability:** ✅ In Stock ## Summary > ⚡ Upgrade Your RC Game: Speed, Power & Precision in One Boost! ## Quick Answers - **What is this?** ARRMA 3S BOOST Box Brushless Conversion Spektrum ESC & Motor Upgrade G-ARA210005 by arrma - **How much does it cost?** ₨181068 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/544660006-arrma-3s-boost-box-brushless-conversion-spektrum-esc-and-motor) ## Best For - arrma enthusiasts ## Why This Product - Trusted arrma brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Cool Under Pressure:** Integrated heatsink and cooling fan keep your motor running at peak performance without overheating. - • **Custom Fit Performance:** Includes 15, 18, and 20 teeth sprockets to perfectly match your tire diameter for optimized torque. - • **Plug & Play Confidence:** Step-by-step online video guide ensures easy installation — no guesswork, just pure adrenaline. - • **Precision Power Control:** Equipped with Spektrum Smart 3S ESC for smooth, responsive throttle management. - • **Unleash Next-Level Speed:** Transform your ARRMA basher to hit blistering speeds over 30 MPH with brushless power. ## Overview The ARRMA 3S BOOST Box is a comprehensive brushless power upgrade kit designed for ARRMA 4X2 BOOST and MEGA RC vehicles. Featuring a Spektrum Smart 3S ESC, brushless motor, cooling system, and multiple sprockets, it elevates your RC basher’s speed beyond 30 MPH while ensuring reliable, cool operation. Installation is simplified with an exclusive online video tutorial, making it the ultimate upgrade for serious RC enthusiasts aged 14 and up. ## Description Product description { text-align: center} Even without improvements, ARRMA 4X2 BOOST and MEGA brushed motor RC vehicles are capable of reaching speeds of over 30 MPH (48 km/h) under optimal conditions and optional gear ratio. Now imagine what your RC basher can do after optimizing it with a brushless power supply using the ARRMA 3S Brushless BOOST Box kit! The BOOST Box ARRMA 3S Brushless is a complete power supply module including a Spektrum Smart 3S ESC, Spektrum brushless motor, heatsink and cooling fan, as well as 15 teeth, 18 teeth and 20 teeth sprockets to suit the different tire diameters of the ARRMA 4X2 BOOST and ARRMA MEGA models. The 3S Brushless BOOST Box also comes with a QR code d&aposune online assembly video that demonstrates its step-by-step installation with ease. With the optional ARRMA BOOST parts, beginner bashers keep getting better as their dexterity grows!> Features INCREASE your vehicle's speed as soon as you're ready Includes premium Spektrum Smart brushless 3S ESC and brushless motor An online video showing easy step-by-step installation ARRMA BOOOST bonus color stickers ST also included For all "explode" in RC bashing! Video Presentation > The BOOST Box 3S Brushless is the following recommended aposoption for the following basher ARRMA 4X2 MEGA BOOST vehicles after installing the ARA21003 4X4 transmission Directions Yes, this product requires installation and includes an online video showing easy step-by-step installation. However, detailed instructions for use for daily use of the product are not provided in the given information. ## Features - ARRMA Brushless System & Power Module BOOST BOX, ARA210005 ## Technical Specifications | Specification | Value | |---------------|-------| | Product Dimensions | 19.81 x 14.73 x 7.37 cm; 771.11 g | | Manufacturer recommended age | 14 years and up | | Item model number | ARA210005 | | Educational Objective(s) | Literacy & Spacial Awareness | | Number of Game Players | 1 | | Assembly Required | No | | Scale | 1/10 | | Batteries Required? | No | | Batteries included? | No | | tech_spec_battery_description_toys | Lithium-Ion | | Material Type(s) | Plastic | | ASIN | B0C5MVJGL6 | ## Images ![ARRMA 3S BOOST Box Brushless Conversion Spektrum ESC & Motor Upgrade G-ARA210005 - Image 1](https://m.media-amazon.com/images/I/7150V7hNiyL.jpg) ![ARRMA 3S BOOST Box Brushless Conversion Spektrum ESC & Motor Upgrade G-ARA210005 - Image 2](https://m.media-amazon.com/images/I/71mJXTV-3qL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Vaut la peine :) *by on Reviewed in Canada 21 July 2025* Bolt on ! Se change en l'espace de 15 min et es extrêmement puissance jai éclater mes pneu dboots a la première utilisation sur mon granite Wow ! ### ⭐⭐⭐⭐⭐ Hammer Upgrade *by on Reviewed in Germany 19 July 2026* Richtig mega sehr zu empfehlen!!! ### ⭐⭐⭐⭐⭐ Easy kit for for beginners that feel adventurous! *by on Reviewed in the United States 8 December 2025* Pretty amazing upgrade for an older brushed Senton beginners truck. Was very easy to install and speeds are insane with the 3s battery. Works very well with 2s 5000 if you want better lower speed control ## Frequently Bought Together - ARRMA Brushless System & Power Module Boost Box, ARA210005 - ARRMA Center Driveshaft High Speed Support: 4x4, ARAC4024 - ARRMA 4X4 Transmission Upgrade Set Boost, ARA210003 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.lk/products/544660006-arrma-3s-boost-box-brushless-conversion-spektrum-esc-and-motor](https://www.desertcart.lk/products/544660006-arrma-3s-boost-box-brushless-conversion-spektrum-esc-and-motor) --- *Product available on Desertcart Sri Lanka* *Store origin: LK* *Last updated: 2026-08-20*