25000lbs 5th Wheel to Gooseneck Trailer Adapter 4\" Round Tube Adjustable Coupler For Sale - New and Used

$25000lbs 5th Wheel to Gooseneck Trailer Adapter 4\$
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25000lbs 5th Wheel to Gooseneck Trailer Adapter 4\" Round Tube Adjustable Coupler:
$187.50

Product SpecificationsChannel Size: Outer tube width: 4-1/2”, Inner tube width: 4” (Round Inner Tube)Hole: Center-to-center distance: 2-11/16”Height (Retracted): 26.82”Height (Extended): 34.82”Range of Vertical Adjustment: 8”Capacity: 25000 LBSMaterial: Q235 SteelThickness: 0.24”Load-Bearing Pin: 7/8”

Product Specifications

Channel Size: Outer tube width: 4-1/2”, Inner tube width: 4” (Round Inner Tube)
Hole: Center-to-center distance: 2-11/16”
Height (Retracted): 26.82”
Height (Extended): 34.82”
Range of Vertical Adjustment: 8”
Capacity: 25000 LBS
Material: Q235 Steel
Thickness: 0.24”
Load-Bearing Pin: 7/8”

Packaging Details

Pcs/Ctn: 28
Packing Size (Carton): Outer iron frame size: 1200×900×825 mm, 28 pieces per frame

Package Includes1× Gooseneck to 5th Wheel Adapter Trailer Coupler

25,000 LBS Heavy-Duty Load Capacity: Crafted from high-quality Q235 steel, this adapter is built to handle extreme towing demands—supporting up to 25,000 LBS with ease. No more worrying about overload damage or unstable hauling, making it perfect for heavy cargo, RVs, and industrial trailers.
Universal Compatibility: Designed to convert gooseneck trailers to work with standard 5th wheel hitches, eliminating the need for expensive new trailers or hitch replacements. A versatile solution for all gooseneck-to-5th-wheel towing conversions.
8\" Vertical Height Adjustment: Features an 8-inch range of vertical adjustment (Retracted Height: 26.82”, Extended Height: 34.82”), allowing you to fine-tune the coupler height for perfect hitch alignment. Say goodbye to unbalanced towing, tire wear, and vehicle strain.
Industrial-Grade Construction: Built with rugged Q235 steel for maximum strength and longevity—featuring 4-1/2” outer tube width, 4” inner tube width (round inner tube), 0.24” thickness, and a 7/8” load-bearing pin. Built to withstand harsh road conditions, constant vibrations, and heavy loads without bending or breaking.

Complete Ready-to-Use Kit: Comes with all necessary mounting hardware for quick, hassle-free installation—no extra parts or modifications needed. Backed by a 1-year warranty, giving you peace of mind and reliable after-sales support for your usAbout usPayment

Payments are expected within 7 days after the last winning sale is closed; Otherwise Unpaid Item Dispute will be filed with .

ShippingProduct will be shipped within 2 business days after full payment is received and verified. Delivery Time is about 3-7 business days to most of countries.All domestic orders will be shipped via USPS, UPS or FedEx from our US warehouse and usually arrives to your door in about 3-5 business days.We ship the package to your shipping address in instead of the one in PayPal. Please tell us your shipping address if it is different from the one in .The tracking number will be given for the customer to check the shipping status online (registered or faster service only).We are not responsible for any wrong or undeliverable addresses. Please verify and update your shipping address on during checkout.Returns1. You have 30 days to contact us and 10 days to return it from the date it was received. If this item is in your possession more than 7 days, it is considered used and we will not issue you a refund or replacement. There are NO EXCEPTIONS!2. All returned items must be in the original packaging and you must provide us with the shipping tracking number, specific reason for the return, and item custom lable.3. We will refund your full winning offer amount, upon receipt of the item in its original condition and packaging with all components and accessories included, AFTER both Buyer and Seller cancel the transaction from . OR, you may choose to have a replacement.Contact usOur Working Time:(GMT+8)Monday to Friday,9:00-18:00.For inquires and customer support, please send your email via email system.All emails will be responded to within 24 hours during business daysAbout us

only sells high quality products, all items in our store will come with three years unlimited

mileage quality guarantee.

All items are brand new and packed by box. The additional packing material will help you reduce the damage risk a lot during the transportation.

We fully understand how challenging it is to be a successful transaction. If you are not 100% satisfied with your purchase, please do not hesitate to tell us, our sales representatives will try the best to make you happy. Customer satisfaction is our priority consideration!

Fitment TypeDirect ReplacementBrandUnbrandedTypeGooseneck AdapterPlacement on Easy Installation, Easy Cleaning, Heavy Duty, Rust-ResistantMaterialSteelTow Weight Capacity25000LBSManufacturer Part Number4\" Round Tube 5th Wheel to Gooseneck AdapterOE/OEM Part NumberGooseneck Adapter, 4\"FinishPowder-CoatedManufacturer Warranty5 YearsLoad-Bearing of Vertical Adjustment:8”Height (Extended):34.82”Height (Retracted):26.82”Hole: Center-to-center distance:2-11/16”

On Jul 17, 2026 at 08:19:14 PDT, seller added the following information: