

ARA210005
3S Brushless BOOST Box
3S Brushless BOOST Box
BOOST Box Overview
Arrma 3S Brushless BOOST Box. Designed to give you a ready to install power system upgrade the 3S Brushless BOOST Box adds impressive power and performance to your Arrma vehicle. Ideal for Arrma 4X2 BOOST or MEGA vehicles this system includes a Spektrum Smart 3S ESC, Spektrum 3200Kv brushless motor, heatsink, and cooling fan, along with 15T, 18T, and 20T pinions. The Arrma 3S Brushless BOOST Box also provides a QR code to an online assembly video that demonstrates simple, step-by-step installation. Give your Arrma vehicle the gift of more power today, with this ready to install 3S Brushless BOOST Box kit.
NOTE: BOOST Models will require an SLT3 receiver for compatibility (such as Spektrum SLR300). Not compatible with stock NiMH Battery (SPMX33007C3H) and IC3 Connector.
Features
- BOOST your vehicle's speed potential whenever you're ready
- Includes top-quality Spektrum Smart 3S brushless ESC and brushless motor
- Step-by-step online video demonstrates easy installation
- Bonus color Arrma BOOST decals also included
Includes:
- (1) 3S Spektrum Smart Brushless Firma 100A ESC
- (1) 3S Spektrum 3660 3200Kv Brushless Motor & ARRMA Heatsink
- (1) Assembled Power Module & Dual Slipper With 57T Mod 0.8 Sintered Spur Gear
- (1) 30mm Electric Fan & Cover
- (1) 20T Mod 0.8 SafeD Pinion
- (1) 18T Mod 0.8 SafeD Pinion
- (1) 15T Mod 0.8 SafeD Pinion
- (1) All Necessary Hardware
- (1) Arrma BOOST 3S Brushless Upgrade Product Manual
- (1) Arrma BOOST Decal Sheet
- Arrma Infraction MEGA
- Arrma Senton 4x2 Boost
- Arrma Typhon 4X4 550
- Arrma Vorteks Original
Pairs well with
Easy to use for beginners
Durable build for long-lasting fun
Quick recharge and extended range for all-day play
Perfect for pools, lakes, and calm rivers

3S Brushless BOOST Box
Product details
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Engineered for Speed. Built for Control.
Our RC vehicles and parts are crafted with cutting-edge tech and tested for durability. From high-speed drones to rugged RC cars and boats, every product delivers serious fun and unmatched reliability.
Performance You Can Trust
Join thousands of RC enthusiasts who count on ParkFlyers for top-tier quality, responsive customer support, and an unbeatable collection of parts and models.
Got Questions? We've Got Answers
What types of RC vehicles do you sell?
We offer a wide range of RC vehicles including airplanes, drones, helicopters, cars, trucks, boats, and a full selection of parts and upgrades for each.
Are your products ready to run (RTR) or require assembly?
Most of our models are RTR (Ready to Run) or RTF (Ready to Fly), meaning they include everything you need out of the box. Some kits may require minimal assembly—check the product description for details.
Do you offer replacement parts?
Yes! We stock replacement parts for most models we sell. If you’re not sure which part you need, contact our support team and we’ll help you find the right match.
How long does shipping take?
Orders typically ship within 1–2 business days. Delivery time depends on your location, but most customers in the U.S. receive their orders within 3–7 business days.
Do you ship internationally?
At the moment, we primarily ship within the U.S., but international shipping is available on select items. Please contact us for a custom quote.
























