--- product_id: 280665829 title: "25138 Straight Tongue Trailer Coupler for 3-Inch Channel, 2-In Hitch Ball, 3,500 lbs, Alloy Steel, CLEAR ZINC" brand: "curt" price: "95175CFA" currency: XOF in_stock: true category: "Curt" url: https://www.desertcart.sn/products/280665829-25138-straight-tongue-trailer-coupler-for-3-inch-channel-2 store_origin: SN region: Senegal --- # Adjustable posi-lock latch 3,500 lbs towing capacity Corrosion-resistant zinc finish 25138 Straight Tongue Trailer Coupler for 3-Inch Channel, 2-In Hitch Ball, 3,500 lbs, Alloy Steel, CLEAR ZINC **Brand:** curt **Price:** 95175CFA **Availability:** ✅ In Stock ## Summary > 🔗 Lock in your tow game with CURT’s toughest coupler yet! ## Quick Answers - **What is this?** 25138 Straight Tongue Trailer Coupler for 3-Inch Channel, 2-In Hitch Ball, 3,500 lbs, Alloy Steel, CLEAR ZINC by curt - **How much does it cost?** 95175CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/280665829-25138-straight-tongue-trailer-coupler-for-3-inch-channel-2) ## Best For - curt enthusiasts ## Why This Product - Trusted curt brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Unmatched Security:** Lockable latch mechanism accepts safety pins or coupler locks, giving you peace of mind on every journey. - • **Heavy-Duty Alloy Steel Strength:** Class 2 rated to handle up to 3,500 lbs gross trailer weight and 500 lbs tongue weight without compromise. - • **Precision Fit for 3-Inch Channel:** Engineered to mount seamlessly on standard 3-inch trailer tongues for a perfect, secure connection. - • **Durable Zinc Plating for Longevity:** Resists rust, corrosion, and road grime to keep your trailer coupler looking and performing like new. - • **Effortless Adjustment with Posi-Lock:** Easily customize the snugness on your 2-inch hitch ball with a simple, reliable spring and nut system. ## Overview The CURT 25138 Straight Tongue Trailer Coupler is a robust, corrosion-resistant alloy steel coupler designed for 3-inch trailer tongues and 2-inch hitch balls. Rated for 3,500 lbs gross trailer weight and featuring an adjustable posi-lock latch with lockable security, it ensures a precise, secure fit and long-lasting durability backed by a limited lifetime warranty. ## Description If you are replacing a broken coupler on your trailer or installing a new one on a trailer you are building, CURT has dependable couplers you can trust to keep your tow load latched on tightly. Selecting the right trailer hitch, ball mount and trailer ball to manage the weight of your trailer is not the only important aspect of towing; you also need a trailer that can stand up to the road ahead. That means equipping it with a coupler that is built to go the distance. CURT straight-tongue couplers, featuring our Posi-Lock latch, are the most common type of trailer coupler. With a mounting channel designed to fit onto a straight trailer tongue, the Posi-Lock coupler is easy to install. It is made from hardy steel construction and has a durable zinc finish to protect from corrosion, wear and tear. The lockable latch mechanism on CURT Posi-Lock couplers is easy to operate and adjusts by tightening or loosening a simple bolt. This CURT straight-tongue coupler features a gross trailer weight capacity of 3,500 lbs. and a tongue weight capacity of 500 lbs. It has a 3" channel and fits a 2" diameter trailer ball. All CURT couplers include a limited lifetime warranty and feature a lockable latch to give you peace of mind. ## Features - PRECISE FIT. This trailer coupler is designed to mount onto a 3-inch wide trailer tongue beam and couple to any standard 2-inch diameter trailer ball - EASILY ADJUSTABLE. Equipped with a posi-lock spring and adjustable nut on the inside, this trailer hitch coupler can easily be adjusted to ensure a snug fit on the trailer ball - SECURE COUPLING. The posi-lock latch mechanism of this trailer tongue coupler accepts a safety pin or coupler lock for enhanced security - HIGH-STRENGTH. Constructed from punched, die-cut steel, this trailer ball coupler is rated as a class 2 trailer coupler and has a capacity of 3,500 lbs. gross trailer weight and 500 lbs. tongue weight - CORROSION-RESISTANT. To easily outlast the elements, including rain, snow, dirt, road grime and more, this straight tongue trailer coupler is finished in a durable zinc plating and makes a great boat trailer coupler ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0007LZGY2 | | Automotive Fit Type | Universal Fit | | Best Sellers Rank | #123,647 in Automotive ( See Top 100 in Automotive ) #3 in Automotive Ball Coupling Connections | | Brand Name | CURT | | Compatible with Vehicle Type | Trailer | | Country of Publication | China | | Customer Reviews | 4.7 4.7 out of 5 stars (980) | | Finish Type | Zinc | | Global Trade Identification Number | 00612314115211 | | Included Components | Truck Accessories;Towing/Towing Accessories;automotive-hitches | | Item Type Name | Accepts 2-Inch Hitch Ball, 3,500 lbs. | | Item Weight | 1.81 kg | | Manufacturer | Curt Manufacturing | | Manufacturer Part Number | K5138 | | Manufacturer Warranty Description | Limited Lifetime Warranty (One-Year Finish, One-Year Parts) | | Material Type | Alloy Steel | | Maximum Towing Capacity | 3500 Pounds | | Model Number | 25138 | | OEM Equivalent Part Number | 25138 | | Pull Force | 3500 Pounds | | UPC | 612314115211 | | Unit Count | 1.0 Count | ## Product Details - **Brand:** CURT - **Finish type:** Zinc - **Item weight:** 1.81 kg - **Material:** Alloy Steel - **Vehicle service type:** Trailer ## Images ![25138 Straight Tongue Trailer Coupler for 3-Inch Channel, 2-In Hitch Ball, 3,500 lbs, Alloy Steel, CLEAR ZINC - Image 1](https://m.media-amazon.com/images/I/61f9WsSAadL.jpg) ## Frequently Bought Together - CURT 25138 Straight Tongue Trailer Coupler for 3-Inch Channel, 2-In Hitch Ball, 3,500 lbs, Alloy Steel, CLEAR ZINC - VEVOR 1000 lbs Trailer Jack with Wheel, Heavy Duty Swivel Boat Trailer Jack, 10" Lift, Bolt-on Trailer Tongue Jack for RV Boat - CURT 25012 Trailer Coupler Pin with 12-Inch Chain, 1/4-Inch Diameter x 2-3/4-Inch Long --- ## 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.sn/products/280665829-25138-straight-tongue-trailer-coupler-for-3-inch-channel-2](https://www.desertcart.sn/products/280665829-25138-straight-tongue-trailer-coupler-for-3-inch-channel-2) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-07*