--- product_id: 598587354 title: "RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5" brand: "rampcrab" price: "VT25872" currency: VUV in_stock: true url: https://www.desertcart.vu/products/598587354-rampcrab-axle-widening-upgrade-parts-for-trx4m-5mm-wider-on store_origin: VU region: Vanuatu --- # Includes bearings & screws 5mm wider per side Steering angle > 45° RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 **Brand:** rampcrab **Price:** VT25872 **Availability:** ✅ In Stock ## Summary > 🚀 Upgrade Your Adventure with RampCrab! ## Quick Answers - **What is this?** RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 by rampcrab - **How much does it cost?** VT25872 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/598587354-rampcrab-axle-widening-upgrade-parts-for-trx4m-5mm-wider-on) ## Best For - rampcrab enthusiasts ## Why This Product - Trusted rampcrab brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Widen Your Ride:** Transform your TRX4M with a 10mm total width increase for enhanced stability. - • **Steering Mastery:** Reset your scrub radius for ultra-responsive steering and reduced servo wear. - • **Complete Upgrade Kit:** Includes everything you need: bearings, screws, and easy installation. - • **Precision Engineering:** Crafted from high-quality brass for durability and a lower center of gravity. - • **Elevate Your Adventure:** Perfect for 4WS setups, ensuring you conquer any terrain with confidence. ## Overview The RampCrab Axle Widening Upgrade Parts for TRX4M enhance your RC crawler's performance by increasing the axle width by 5mm on each side, totaling a 10mm increase. Made from high-quality brass, this upgrade not only lowers the center of gravity but also improves steering responsiveness and reduces wear on the servo. The kit includes all necessary components for a seamless installation. ## Description RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 ## Features - RampCrab widening upgrade kit (Ultra 5) for TRX4M can widen your TRX4m RC Car Axle by 5 mm on each side over stock, Resulting in a total width increase of 10 mm. 2 Front Sets for 4WS - Say goodbye to ruined scrub radius, excessive load on the steering servo, and diminished servo power. Reset the scrub radius back to stock, ensuring ultra-responsive steering and reducing wear on your servo. - The upgrade parts for TRX4M Made of high-quality brass, it adds weight to your 1/18 RC car and makes the center of gravity lower. Offer all the benefits of wheel wideners of TRX4M without any of the drawbacks. - Steering angle greater than 45 degrees. - Come with Bearings, Screws ## Product Details - **Brand:** RampCrab - **Age Range (Description):** Adult - **Color:** Black - **Theme:** Car - **Cartoon Character:** Vehicles ## Images ![RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - Image 1](https://m.media-amazon.com/images/I/61SVfWSkxSL.jpg) ![RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - Image 2](https://m.media-amazon.com/images/I/71NDOmFBxZL.jpg) ![RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - Image 3](https://m.media-amazon.com/images/I/71RnU6tLRHL.jpg) ![RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - Image 4](https://m.media-amazon.com/images/I/71oTVPwQSDL.jpg) ![RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - Image 5](https://m.media-amazon.com/images/I/B1IY6BHAo3L.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - RampCrab Axle widening Upgrade Parts for TRX4M, 5mm Wider on Each Side (2 Front，for 4WS), Brass Upgrades Parts for TRX4m RC Crawler Car, Fit for 1/18 TRX4-M Unlimited Trail Buggy, Ultra 5 - INJORA 12T/22T Overdrive Gear and 24T/10T Underdrive Alloy Steel Helical Gear Set for TRX4M 1/18 RC Crawler Car Upgrade - INJORA Brass & Aluminium 59mm Shocks- Long Threaded Shock Absorber Oil Damper for TRX4M TRX4MT 1/18 RC Crawler Upgrade --- ## 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.vu/products/598587354-rampcrab-axle-widening-upgrade-parts-for-trx4m-5mm-wider-on](https://www.desertcart.vu/products/598587354-rampcrab-axle-widening-upgrade-parts-for-trx4m-5mm-wider-on) --- *Product available on Desertcart Vanuatu* *Store origin: VU* *Last updated: 2026-05-10*