--- product_id: 664666624 title: "Spektrum AR631+ 6 Channel AS3X+ & Safe Receiver, SPM-1031" brand: "spektrum" price: "$144.18" currency: USD in_stock: true category: "Spektrum" url: https://www.desertcart.us/products/664666624-spektrum-ar631-6-channel-as3x-and-safe-receiver-spm-1031 store_origin: US region: United States of America --- # 230mm extra-long antenna for max reception DSMX protocol with DSM2 backward compatibility Built-in AS3X+ stabilization & SAFE flight envelope Spektrum AR631+ 6 Channel AS3X+ & Safe Receiver, SPM-1031 **Brand:** spektrum **Price:** $144.18 **Availability:** βœ… In Stock ## Summary > πŸš€ Elevate your RC game with smart stability and flawless control! ## Quick Answers - **What is this?** Spektrum AR631+ 6 Channel AS3X+ & Safe Receiver, SPM-1031 by spektrum - **How much does it cost?** $144.18 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/664666624-spektrum-ar631-6-channel-as3x-and-safe-receiver-spm-1031) ## Best For - spektrum enthusiasts ## Why This Product - Trusted spektrum brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Legacy Meets Innovation:** DSMX protocol with DSM2 backward compatibility ensures smooth operation across your fleet. - β€’ **Effortless Setup & Binding:** Bind button eliminates bind plugs, plus forward programming from your transmitter simplifies customization. - β€’ **Next-Level Flight Stability:** AS3X+ and SAFE tech keep your aircraft steady and protected, even in tricky conditions. - β€’ **Versatile Installation Flexibility:** 230mm antenna fits tight spaces without compromising signal strength. - β€’ **Seamless Smart Telemetry Integration:** One-wire ESC telemetry means zero clutter, all data at your fingertips. ## Overview The Spektrum AR631+ is a 6-channel DSMX receiver featuring a 230mm antenna for superior signal reception and flexible installation. It integrates AS3X+ stabilization and SAFE flight envelope protection for enhanced flight control and safety. Designed for seamless compatibility with Spektrum Smart ESCs, it supports one-wire telemetry without extra modules. Easy binding and forward programming directly from your Spektrum transmitter streamline setup. Backward compatible with DSM2, it’s ideal for advanced RC pilots seeking reliable, smart telemetry and stable flight performance. ## Description FeaturesSmart Transmitter File Download230mm Antenna for more versatile installation optionsBuilt in AS3X+ Stabilization System with SAFE flight envelope protectionAS3X+ and SAFE set up through forward programming directly from your Spektrum transmitterReady to use with Spektrum Smart ESC for one-wire telemetry data without the need of modules, links and wiresStreamlined, top-pin design in a lightweight hard-caseBind button allows for easy binding and eliminates the need for bind plugDSMX protocol receiver with DSM2 backwards compatibilityFly-by range telemetry supportStandard servo connectorsSpektrum AR631+ 6-Channel AS3X+ & SAFE Receiver OverviewThe AR631+ features fly-by range telemetry and a bind button that makes it easy to bind with no plugs necessary and offers both SmartSafe technology and Hold Last as well as preset failsafe types set through forward programming. A long 230mm 2.4gHz antenna, perfect for getting optimal reception when installed into tight spaces. The AR631+ also features Smart Telemetry support.With Smart Technology the normal servo connector delivers the throttle signal to the ESC, plus the ESC can send telemetry data like voltage and current back to the receiver. The AR631+ receiver throttle port (Channel 1 port only) will automatically detect when a Smart compatible ESC is connected. ESCs with Smart and IC series connectors can also pass along battery data from compatible Spektrum Smart batteries. Spektrum Avianβ„’ ESCs are compatible with the AR631+ receiver for Smart Technology features.For Smart to function you must have a Smart ESC paired with a Smart telemetry receiver, and a Spektrum DSMX transmitter with telemetry. An update for your transmitter may be required for Smart features. Visit spektrum ## Features - Extra-long 230mm Antenna for more versatile installation options - Ready to use with Spektrum Smart ESC for one-wire telemetry data without the need of modules, links and wires - DSMX protocol receiver with DSM2 backwards compatibility - Built in AS3X+ Stabilization System with SAFE flight envelope protection - AS3X+ and SAFE set up through forward programming directly from your Spektrum transmitter ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DHHBDF4B | | Additional Features | AS3X+ Stabilization System, SAFE Flight Envelope Protection | | Age Range Description | Ages 14+ | | Best Sellers Rank | #30,856 in Toys & Games ( See Top 100 in Toys & Games ) #8 in RC Radios & Parts | | Brand Name | Spektrum | | Color | Multicoloured | | Customer Reviews | 4.8 out of 5 stars 163 Reviews | | Included Components | AR631+ 6 Channel AS3X+ & SAFE Receiver | | Indoor Outdoor Usage | Outdoor | | Item Dimensions | 8 x 4 x 0.9 inches | | Item Type Name | Transmitter and Receiver | | Item Weight | 3.68 ounces | | Manufacturer | Horizon Hobby | | Manufacturer Part Number | SPM-1031 | | Manufacturer recommended age | 14 years and up | | Material Type | Plastic | | Model Name | AR631+ 6 Channel AS3X+ & SAFE Receiver | | Model Number | SPM-1031 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Players | 1 | | Operation Mode | Remote Control | | Power Source | Battery Powered | | Size | 8 inches x 4 inches x 0.9 inches | | Theme | RC Hobby | | Toy Vehicle Form | Accessory | | UPC | 660132945473 | | Unit Count | 1 Count | ## Images ![Spektrum AR631+ 6 Channel AS3X+ & Safe Receiver, SPM-1031 - Image 1](https://m.media-amazon.com/images/I/71uBUItOEPL.jpg) ## Frequently Bought Together - Spektrum AR631+ 6 Channel AS3X+ & Safe Receiver, SPM-1031 - Spektrum AR8360T+ 8 Channel AS3X+ & Safe Telemetry Receiver, SPM-1033 - Spektrum NX8+ 20 Channel DSMX Transmitter Only, SPMR8210 --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.us/products/664666624-spektrum-ar631-6-channel-as3x-and-safe-receiver-spm-1031](https://www.desertcart.us/products/664666624-spektrum-ar631-6-channel-as3x-and-safe-receiver-spm-1031) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-10-16*