---
product_id: 497463718
title: "(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024"
brand: "ras"
price: "€ 1958.40"
currency: EUR
in_stock: true
reviews_count: 5
category: "Ras"
url: https://www.desertcart.hr/products/497463718-ras-roadactive-suspension-4611-hd-fits-chevy-gmc-1500-1990
store_origin: HR
region: Croatia
---

# 50% stronger rear leaf springs 2-3 inch squat reduction under load 45-minute hassle-free install (RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024

**Brand:** ras
**Price:** € 1958.40
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your truck’s suspension game—tow smarter, ride smoother, and never settle.

## Quick Answers

- **What is this?** (RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 by ras
- **How much does it cost?** € 1958.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/497463718-ras-roadactive-suspension-4611-hd-fits-chevy-gmc-1500-1990)

## Best For

- ras enthusiasts

## Why This Product

- Trusted ras brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Performance:** Installs in under an hour with zero maintenance or adjustments required.
- • **Boost Your Hauling Power:** Strengthens rear leaf springs by up to 50% for superior load support and control.
- • **Built to Outlast the Road:** Proven durability since 1998, trusted by thousands for heavy-duty towing and hauling.
- • **Smooth Ride, No Compromise:** Maintains factory-like ride quality—no stiff suspension even when unloaded.
- • **Triple-Action Suspension Upgrade:** Combines helper spring, sway bar, and traction bar in one sleek solution.

## Overview

The RAS RoadActive Suspension 4611-HD is a premium rear leaf spring upgrade designed for Chevy/GMC 1500 trucks (1990-2024). Engineered in the USA, it strengthens factory leaf springs by up to 50%, reducing squat by 2-3 inches and improving stability without sacrificing ride comfort. This 3-in-1 system acts as a helper spring, sway bar, and traction bar, installs in just 45 minutes, and requires zero maintenance—making it the ultimate upgrade for professional-grade towing and hauling performance.

## Description

The RAS RoadActive Suspension HD rear leaf spring upgrade is the only suspension upgrade that improves towing and hauling performance without stiffening your unloaded ride. Unlike traditional add-ons, RAS works with and strengthens factory leaf springs by 40-50%, eliminating squat, reducing bounce, and increasing stability for better driver control. This mechanically active system works instantly to support your truck’s suspension, maintaining proper leaf spring arch while absorbing and dissipating load force energy. No adjustments, no maintenance—just install and enjoy a smoother, more stable ride. Heavy-duty and ideal for towing and hauling, RAS is the only system that guarantees 100% ride comfort and performance, loaded or unloaded.

Review: BUY IT.
Review: Road Active Suspension (RAS)

## Features

- RoadActive Suspension HD Rear Leaf Spring Upgrade – U.S. Company, Original Product Built by the original creators of RoadActive Suspension system, this rear leaf spring upgrade comes from a North Carolina based company with a track record of durability and performance since 1998. Engineered and assembled with a focus on quality and reliability. Look for the RAS trademark to ensure you're getting the authentic, original product.
- Reduces Squat & Bounce – Strengthens rear leaf springs by up to 50%, providing improved load support and control when towing or hauling—reducing squat by up to 2-3 inches.
- Unmatched Ride Quality & Stability – Maintains a smooth, controlled ride whether loaded or unloaded—no stiff suspension like other add-ons.
- 3-in-1 Suspension Upgrade – Functions as a helper spring, sway bar, and traction bar in a single, cost-effective solution.
- No Maintenance. No Adjustments. No Air Lines. – Installs in as little as 45 minutes and begins working immediately with zero upkeep—ideal for drivers who want performance without the hassle.
- Proven, Tested, and Built to Last – Designed and tested for heavy-duty use on the road and off. Trusted by hundreds of thousands for its unmatched reliability, safety, and long-term durability.
- *NOTE: Does not fit 2022 models with single rear leaf spring suspension, 2015-2018 w/magnaride, OR 2025 GMC/Chevy 1500.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Roadmaster Active Suspension |
| Brand | RAS |
| Package Dimensions | 78.74 x 25.02 x 13.97 cm; 13.58 kg |
| Item model number | 4611-HD |
| Manufacturer part number | 4611-HD |
| Position | Rear |
| Item Weight | 13.6 kg |

## Product Details

- **Brand:** RAS
- **Auto part position:** Rear
- **Material:** Alloy Steel
- **Included components:** Leaf Spring
- **Maximum lifting height:** 3 Inches

## Images

![(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 - Image 1](https://m.media-amazon.com/images/I/51KCfFTB8zL._AC_UF894,1000_QL80_.jpg)
![(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 - Image 2](https://m.media-amazon.com/images/I/51KCfFTB8zL._SS80_.jpg)
![(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 - Image 3](https://m.media-amazon.com/images/I/51KCfFTB8zL.jpg)
![(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 - Image 4](https://m.media-amazon.com/images/I/61Pi6-Ech7L._AC_UF894,1000_QL80_.jpg)
![(RAS®) RoadActive Suspension 4611-HD | Fits Chevy/GMC 1500 1990-2024 - Image 5](https://m.media-amazon.com/images/I/61Pi6-Ech7L._SS80_.jpg)

## Questions & Answers

**Q: Are there counterfeit or knockoff versions of RoadActive Suspension kits?**
A: Beware of imitation kits sold online. Only genuine RoadActive Suspension products have been engineered, tested, and warrantied in North Carolina since 1998. Listings with RAS in the title are genuine RoadActive Suspension products.

**Q: How much does RAS increase payload capacity?**
A: While RAS  can strengthen the rear suspension by up to 50% in a progressive manner and can improve the way your truck handles loads; it and no other suspension upgrade can increase the manufacturer weight ratings.

**Q: Will RAS fit my lifted truck?**
A: From a fitment standpoint, RAS often fits lifted trucks without an issue.  Before ordering for your lifted truck, be sure to check your suspension for possible obstructions. If there appears to be an issue please contact RAS directly for assistance.

**Q: Will RAS help reduce my rear squat?**
A: Yes! While RAS is geared towards improving overall load handling, stability, and performance without hassle; RAS will also help reduce rear squat by up to 2-3 inches.

**Q: How is RAS different from other suspension helpers such as air bags?**
A: RAS offers a  more complete solution,  where enhancing stability, reducing rear squat, dampening excessive rebound, improving performance, and providing same-as or better-than-stock ride is just as important as reducing rear squat.

## Customer Reviews

### ⭐⭐⭐⭐⭐ BUY IT.
*by J***M on 15 December 2024*



### ⭐⭐⭐⭐⭐ Road Active Suspension (RAS)
*by D***A on 31 July 2023*



### ⭐⭐⭐⭐⭐ Well worth the cost and ease of installation.
*by B***T on 2 December 2025*



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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-01-30*