--- product_id: 368597870 title: "Losi 1/10 Lasernut U4 4 Wheel Drive Brushless RTR Battery and Charger not Included with Smart ESC Black LOS03028T2" brand: "losi" price: "$343.90" currency: USD in_stock: false url: https://www.desertcart.us/products/368597870-losi-1-10-lasernut-u4-4-wheel-drive-brushless-rtr store_origin: US region: United States of America --- # 130A Brushless ESC 2.4GHz Radio System 1900kv 4-Pole Motor Losi 1/10 Lasernut U4 4 Wheel Drive Brushless RTR Battery and Charger not Included with Smart ESC Black LOS03028T2 **Brand:** losi **Price:** $343.90 **Availability:** ❌ Out of Stock ## Summary > 🚗 Get Ready to Race: The Ultimate RC Experience Awaits! ## Quick Answers - **What is this?** Losi 1/10 Lasernut U4 4 Wheel Drive Brushless RTR Battery and Charger not Included with Smart ESC Black LOS03028T2 by losi - **How much does it cost?** $343.90 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/368597870-losi-1-10-lasernut-u4-4-wheel-drive-brushless-rtr) ## Best For - losi enthusiasts ## Why This Product - Trusted losi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ready for Action:** Fully assembled and RTR, just add your LiPo battery and charger to hit the ground running. - • **Unleash the Power:** Experience the thrill of a 130A Brushless Smart ESC for unmatched speed and control. - • **Scale Up Your Game:** Show off with the officially-licensed Lasernut Racing Scale Body & Cage. - • **Built for Adventure:** Designed for the 2.2 Unlimited class, this truck is ready to tackle any terrain. - • **Precision at Your Fingertips:** Navigate with confidence using the Spektrum DX3 2.4GHz radio system featuring AVC. ## Overview The Losi 1/10 Lasernut U4 is a high-performance, ready-to-run RC truck built on the TEN platform. It features advanced technology with a Spektrum DX3 2.4GHz radio system, a powerful Spektrum Firma 130A Brushless Smart ESC, and a 1900kv 4-Pole motor. Designed for enthusiasts aged 14 and up, this truck is perfect for competitive racing in the 2.2 Unlimited class, offering a scale design that turns heads on and off the track. ## Description The TEN 4WD platform is recognized all over the world as the personification of strength and durability. The Losi Lasernut U4 1/10 scale 4WD Rock Racer RR RTR with Spektrum Smart builds on the TEN design and adds items rock racers demand such as aluminum shocks, sway bars and adjustable turnbuckles. Plus, it includes a full metric hardware package for worldwide compatibility. The Lasernut is currently the only complete Unlimited U4 FIS Full Independent Suspension racer on the market featuring all the technological advances drivers demand including the Spektrum Firma Smart 130A Brushless ESC and Spektrum Firma 4 Pole 1900kv 550 motor providing greater efficiency improving run times with increased power. Of course, the ESC is waterproof, completely programmable and comes pre wired with a high current IC5 connector. Drivers stay in control with a DX3 transmitter, a Spektrum AVC receiver with steering priority, and an officially licensed Lasernut race inspired scale U4RC body/roll cage with two different graphics and color variations. Working together with BFGoodrich Tires, the Lasernut U4 has scaled down KM3 tires that have an aggressive tread pattern capable of handling any terrain. The Losi Lasernut Rock Racer is the ultimate U4 racer with scale looks, insane speeds and performance, and Spektrum Smart Technology. ## Features - SUPERIOR RC TRUCK: builds on the TEN platform delivering a great out-of-the-box experience to be able to throw down in any 2.2 Unlimited class. - ADVANCED TECHNOLOGY: Spektrum DX3 2.4GHz radio system with AVC and optional telemetry. - POWERFUL RC TRUCK: Spektrum Firma 130A Brushless Smart ESC and Firma 4-Pole 1900kv 550 Motor - SCALE DESIGN: Officially-licensed Lasernut Racing Scale Body & Cage - READY-TO-RUN: RTR Completion Level is fully assembled and only requires an IC5/EC5 LiPo battery and compatible charger for operation. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08FF4V1DZ | | Additional Features | AVC technology, Spektrum SMART technology | | Age Range Description | 12 | | Are Batteries Required | Yes | | Batteries are Included | No | | Battery Description | Not included, must be purchased separately by the buyer | | Best Sellers Rank | #298,482 in Toys ( See Top 100 in Toys ) | | Brand Name | Losi | | Color | Black | | Customer Reviews | 4.4 4.4 out of 5 stars (145) | | Included Components | Remote Control, Batteries, Gear Differentials | | Is Assembly Required | No | | Item Dimensions | 82.3 x 38.1 x 27.7 centimeters | | Item Type Name | RC Truck | | Item Weight | 7.37 kg | | Manufacturer | Losi | | Manufacturer Maximum Age (MONTHS) | 1320.0 | | Manufacturer Minimum Age (MONTHS) | 168.0 | | Manufacturer Part Number | LOS03028T2 | | Material Type | Plastic | | Model Name | Lasernut U4 4X4 Rock Racer | | Model Number | LOS03028T2 | | Number of Items | 1 | | Operation Mode | Remote control | | Power Source | Battery Powered | | Scale | 1:10 Scale | | Size | 1/10 scale | | Theme | Offroad | | Toy Vehicle Form | Truck | | UPC | 605482691212 | ## Images ![Losi 1/10 Lasernut U4 4 Wheel Drive Brushless RTR Battery and Charger not Included with Smart ESC Black LOS03028T2 - Image 1](https://m.media-amazon.com/images/I/81LVYQnUnYL.jpg) ## Frequently Bought Together - Losi 1/10 Lasernut U4 4 Wheel Drive Brushless RTR Battery and Charger not Included with Smart ESC Black LOS03028T2 - Spektrum Smart Powerstage Surface Bundle: 5000mAh 4S LiPo Battery / S155 Charger, SPMXPSS400 - Spektrum Adapter: IC5 Device/ IC3 Battery, SPMXCA507 --- ## 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.us/products/368597870-losi-1-10-lasernut-u4-4-wheel-drive-brushless-rtr](https://www.desertcart.us/products/368597870-losi-1-10-lasernut-u4-4-wheel-drive-brushless-rtr) --- *Product available on Desertcart United States of America* *Store origin: US* *Last updated: 2026-09-19*