--- product_id: 97993046 title: "PowerTrax 1821-LR Lock Right Locker for Ford 8.8\" 31 Spline, 3/4\" Shaft, Compatible with 1983-2014 Ford Models" brand: "powertrax" price: "B/.1337" currency: PAB in_stock: true category: "Power Trax" url: https://www.desertcart.com.pa/products/97993046-powertrax-1821-lr-lock-right-locker-for-ford-8-8 store_origin: PA region: Panama --- # 31 spline precision fit Fits 1983-2014 Ford models 3/4" shaft compatibility PowerTrax 1821-LR Lock Right Locker for Ford 8.8" 31 Spline, 3/4" Shaft, Compatible with 1983-2014 Ford Models **Brand:** powertrax **Price:** B/.1337 **Availability:** ✅ In Stock ## Summary > 🚀 Unlock your Ford’s full potential—traction that never quits! ## Quick Answers - **What is this?** PowerTrax 1821-LR Lock Right Locker for Ford 8.8" 31 Spline, 3/4" Shaft, Compatible with 1983-2014 Ford Models by powertrax - **How much does it cost?** B/.1337 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.pa](https://www.desertcart.com.pa/products/97993046-powertrax-1821-lr-lock-right-locker-for-ford-8-8) ## Best For - powertrax enthusiasts ## Why This Product - Trusted powertrax brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Rugged, machined construction designed to dominate tough off-road conditions - • **Lock in Control:** Automatic locking differential for superior traction when you need it most - • **Perfect Ford Fit:** Specifically engineered for Ford 8.8" 31 spline differentials—drop-in ease, zero hassle - • **Wide Model Coverage:** Compatible with iconic Ford Broncos, F-series trucks, and Mustangs from '83 to '14 - • **Confidence Guaranteed:** Backed by a 2-year/100,000-mile warranty for peace of mind on every adventure ## Overview The PowerTrax 1821-LR Lock Right Locker is a high-performance automatic locking differential designed for Ford 8.8" 31 spline axles with a 3/4" shaft. Compatible with Ford models from 1983 to 2014, including Broncos, F-150s, F-250s, and Mustangs, it delivers enhanced traction and stability for off-road and challenging driving conditions. Built with durable machined materials and backed by a 2-year/100,000-mile warranty, it’s a reliable upgrade that transforms your vehicle’s drivetrain performance. ## Description Buy PowerTrax 1821-LR Lock Right Locker for Ford 8.8" 31 Spline, 3/4" Shaft, Compatible with 1983-2014 Ford Models: Differential Assembly Kits - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - High-Performance Lock Right Locker The PowerTrax 1821-LR Lock Right Locker offers enhanced traction and improved off-road performance by locking the differential when needed, providing superior control and stability in challenging conditions. - Perfect Fit for Ford 8.8" 31 Spline Designed for Ford 8.8" differentials with 31 spline and a 3/4" axle shaft diameter, this locker is a perfect drop-in replacement for open differentials, ensuring an easy and secure fit. - Enhanced Traction for 1983-2014 Ford Models Compatible with a wide range of Ford vehicles, including the 1983-1986 Ford Bronco, F-150, F-250, and 2010-2014 Ford Mustang, offering improved off-road capabilities and performance for a variety of applications. - Durable and Reliable Construction Built with high-quality materials for durability, the PowerTrax 1821-LR locker ensures long-lasting performance, capable of handling tough off-road conditions without compromising on reliability. - 2-Year/100,000-Mile Warranty PowerTrax provides a 2-year or 100,000-mile warranty on the 1821-LR Lock Right Locker, offering peace of mind and confidence in the product's durability and performance over time. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00IVQI458 | | Best Sellers Rank | #78,126 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Replacement Splined Drives | | Brand | PowerTrax | | Bulb Type | Led | | Customer Reviews | 4.1 4.1 out of 5 stars (710) | | Date First Available | February 27, 2014 | | Exterior | Machined | | Item Weight | 6 pounds | | Item model number | 1821-LR | | Manufacturer | Powertrax | | Manufacturer Part Number | 1821-LR | | Model | 1821-LR | | OEM Part Number | 1821-LR | | Special Features | Automatic Drop-In Locking Differential | ## Images ![PowerTrax 1821-LR Lock Right Locker for Ford 8.8" 31 Spline, 3/4" Shaft, Compatible with 1983-2014 Ford Models - Image 1](https://m.media-amazon.com/images/I/61fqJby6ttL.jpg) ## Available Options This product comes in different **Style** options. --- ## 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.com.pa/products/97993046-powertrax-1821-lr-lock-right-locker-for-ford-8-8](https://www.desertcart.com.pa/products/97993046-powertrax-1821-lr-lock-right-locker-for-ford-8-8) --- *Product available on Desertcart Panama* *Store origin: PA* *Last updated: 2026-10-27*