---
product_id: 694843666
title: "HUOPO 28 Inch Gas Struts, PM3990 Gas Shocks Springs, 29\" 150 lbs Lift Support for Dometic RV Awning Heavy Duty Lid Replacement OEM# 3108392, 68475, 2 Packs"
price: "8582 kr"
currency: ISK
in_stock: true
reviews_count: 8
url: https://www.desertcart.is/products/694843666-huopo-28-inch-gas-struts-pm3990-gas-shocks-springs-29
store_origin: IS
region: Iceland
---

# 28.7 in extended length Easy screwdriver installation 150 lbs lift force HUOPO 28 Inch Gas Struts, PM3990 Gas Shocks Springs, 29" 150 lbs Lift Support for Dometic RV Awning Heavy Duty Lid Replacement OEM# 3108392, 68475, 2 Packs

**Price:** 8582 kr
**Availability:** ✅ In Stock

## Summary

> 🚐 Elevate your RV game with effortless lift & lasting durability!

## Quick Answers

- **What is this?** HUOPO 28 Inch Gas Struts, PM3990 Gas Shocks Springs, 29" 150 lbs Lift Support for Dometic RV Awning Heavy Duty Lid Replacement OEM# 3108392, 68475, 2 Packs
- **How much does it cost?** 8582 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/694843666-huopo-28-inch-gas-struts-pm3990-gas-shocks-springs-29)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hassle-Free Installation:** No special tools needed—just a flat screwdriver and you’re set
- • **Smooth & Quiet Operation:** Experience whisper-quiet, fluid motion every time
- • **Versatile Multi-Use Design:** Perfect for RV awnings, tonneau covers, storage lids & more
- • **Heavy-Duty 150 lbs Lift Support:** Effortlessly hold lids and covers with robust power
- • **Precision Fit for RV & Truck Covers:** OEM# 3108392 compatible for seamless replacement

## Overview

The HUOPO 28 Inch Gas Struts deliver a powerful 150 lbs lift force with a 28.7-inch extended length, designed for heavy-duty applications like RV awnings and truck bed covers. Compatible with multiple OEM numbers, these gas shocks ensure smooth, quiet operation and easy installation using just a flat screwdriver. Backed by an 18-month service guarantee, they offer reliable performance and versatile use across various outdoor and automotive lids.

## Description

Buy HUOPO 28 Inch Gas Struts, PM3990 Gas Shocks Springs, 29" 150 lbs Lift Support for Dometic RV Awning Heavy Duty Lid Replacement OEM# 3108392, 68475, 2 Packs: Lift Supports - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Smooth and quiet - Placed on tanning bed, pressure works well. Smooth use and quiet. Easy to install with attached securement clips. Priced well compared to similar items. So far holding up well.
Review: My bed cover stays open now - doesn't fall down anymore - I put them on my 2 nd gen Dodge Ram's fiberglass bed cover-fits good- works well

## Features

- Product Specifications:Extended Length:28.7 in. Compressed Length:12.6 in; Force: 150 Lb. Interchange number: 025214, 3108392360, 331055, 3310555010, 68475, 693723, 69-3723, 80985, PM3990
- Wide range of applications: Used for rv bed, tonneau cover, storage lid, custom window, basement door, pickup bed cover, RV motorhome door, truck cover, basement door, garbage bin cover. etc
- Easy to Install:Package contains 28 inch gas struts X2, installation guide X1. Mounting accessories are not included. Installation with a flat screwdriver, no special tools required
- Adaptive range:Suitable for 128-165 lbs weight application.You can choose the suitable gas spring based on size and poundage information or interchange number on your OEM gas shock cylinders
- About Support: HUOPO offer a 18-month service. Contact us if you have concerns. Our customer service team will respond quickly and within 12 hours to give you a pleasant shopping experience

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Customer Reviews | 4.5 out of 5 stars 268 Reviews |

## Images

![HUOPO 28 Inch Gas Struts, PM3990 Gas Shocks Springs, 29" 150 lbs Lift Support for Dometic RV Awning Heavy Duty Lid Replacement OEM# 3108392, 68475, 2 Packs - Image 1](https://m.media-amazon.com/images/I/51-YB1o3ZpL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Smooth and quiet
*by D***L on February 18, 2026*

Placed on tanning bed, pressure works well. Smooth use and quiet. Easy to install with attached securement clips. Priced well compared to similar items. So far holding up well.

### ⭐⭐⭐⭐⭐ My bed cover stays open now - doesn't fall down anymore
*by D***. on February 21, 2026*

I put them on my 2 nd gen Dodge Ram's fiberglass bed cover-fits good- works well

### ⭐⭐⭐⭐⭐ Low lb rating perfect for camper outdoor kitchen
*by T***M on August 22, 2025*

The 40lb strut is a Perfect fit and function for my camper outdoor kitchen door! Swapped them out and have had no issues this season.

---

## 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.is/products/694843666-huopo-28-inch-gas-struts-pm3990-gas-shocks-springs-29](https://www.desertcart.is/products/694843666-huopo-28-inch-gas-struts-pm3990-gas-shocks-springs-29)

---

*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-03-05*