--- product_id: 78364230 title: "Transmission Gear Kit for R8 Mini Mill - Steel Gear Kit with 2-Speed Intermediate Shaft Gear, LittleMachineShop.com (3449)" brand: "littlemachineshop.com" price: "640.20 DT" currency: TND in_stock: true reviews_count: 6 category: "Little Machine Shop.Com" url: https://www.desertcart.tn/products/78364230-transmission-gear-kit-for-r8-mini-mill-steel-gear-kit store_origin: TN region: Tunisia --- # 2-speed intermediate shaft included 3 precision steel gears R8 spindle compatibility Transmission Gear Kit for R8 Mini Mill - Steel Gear Kit with 2-Speed Intermediate Shaft Gear, LittleMachineShop.com (3449) **Brand:** littlemachineshop.com **Price:** 640.20 DT **Availability:** ✅ In Stock ## Summary > ⚙️ Upgrade your mini mill with steel power — because your craft deserves the best! ## Quick Answers - **What is this?** Transmission Gear Kit for R8 Mini Mill - Steel Gear Kit with 2-Speed Intermediate Shaft Gear, LittleMachineShop.com (3449) by littlemachineshop.com - **How much does it cost?** 640.20 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/78364230-transmission-gear-kit-for-r8-mini-mill-steel-gear-kit) ## Best For - littlemachineshop.com enthusiasts ## Why This Product - Trusted littlemachineshop.com brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Trusted Support:** Fast, US-based customer service ensures zero downtime and peace of mind. - • **Effortless Upgrade:** Simple installation transforms your mini mill’s performance and longevity. - • **Broad Compatibility:** Designed specifically for R8 spindle mini mills—fit guaranteed or your money back. - • **Unmatched Durability:** Steel gears built to outlast plastic, eliminating frequent replacements. - • **Precision Engineering:** Includes 2-speed intermediate shaft for smooth, reliable headstock operation. ## Overview This Transmission Gear Kit from LittleMachineShop.com features three durable steel gears—including two R8 spindle gears and a 2-speed intermediate shaft gear—designed to replace fragile plastic components in compatible R8 mini mills. Engineered for longevity and smooth operation, this kit prevents costly headstock repairs and is backed by responsive US-based customer support. ## Description Enhance the longevity and reliability of your mini mill with our R8 metal transmission gear replacement set. This set includes three gears - Spindle gears 1 & 2 and a 2-speed intermediate shaft gear - that are crucial for the smooth operation of the headstock. These gears are made of durable metal, ensuring they can withstand the rigors of regular use. With this replacement set, you'll no longer have to worry about the inconvenience and cost of replacing broken gears inside the hard-to-reach headstock. Upgrade your mini mill's performance and ease of use with this essential replacement set. Review: First set 1 defect, corrected immediately and quickly - First set of gears had zome kind impurity inclusion in the gear right near a tooth, littlemachineshop was super fast to make it right, didn't ask any questions or waste any time shipping a replacement, in fact by the time I went to see if I had gotten a response from them, the replacement arrived that same day. Overall great relations and quality product. Well worth the money spent upgrading from those plastic gears from original Review: Quick service - Product was just as described ## Features - Compatibility: This product is designed to work across a broad range of metalworking mini mills with R8 spindles. Please look at our images to see a list of compatible machines. This list contains are machines where compatibility is ensured. If you don’t see your machine in the list, it is almost certain this product will NOT WORK on your machine. - Durable: Once this steel gear kit is installed on your mini mill, you will no longer have to worry about breaking the hard-to-replace gears inside the headstock. - Included Items: This Kit includes 1 2-Speed Intermediate Shaft, Metal, P/N 3451, 1 R8 Spindle No. 1, Mini Mill, Metal, P/N 3457, and 1 R8 Spindle No. 2, Mini Mill, Metal, P/N 3456. - About Us: LittleMachineShop.com is a small U.S. business specializing in sourcing and selling quality machines, tooling, spare parts, and accessories for home shop machinists and small machine shops. Additionally, we sell upgrades and accessories for many of the leading brands. Whenever possible, we work with, and promote, other small US machinists and machine shops who sell innovative products. With direct US based customer support from our knowledgeable team, we stand behind all our products. - Contact Us: As home shop machinist and consumers, we understand how information aids in your buying decision. We also know how frustrating it is if you cannot contact a company. If you have any questions, please feel to reach out to us and we would be happy to help. Should you have any doubts before buying a product, contact us to discuss compatibility or features. In the event you need to return something, we also ask for the courtesy of a contact to see if we can eliminate any possible issues. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01NCKXJEQ | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #907,503 in Automotive ( See Top 100 in Automotive ) #212 in Automotive Replacement Transmission Rebuild Kits | | Customer Reviews | 4.7 4.7 out of 5 stars (21) | | Date First Available | December 12, 2016 | | Is Discontinued By Manufacturer | No | | Item Weight | 1 pounds | | Item model number | LMS3449 | | Manufacturer | LittleMachineShop.com | | Part Number | 3449 | | Power Source | Hand Powered | | Usage | Metal Cutting | ## Images ![Transmission Gear Kit for R8 Mini Mill - Steel Gear Kit with 2-Speed Intermediate Shaft Gear, LittleMachineShop.com (3449) - Image 1](https://m.media-amazon.com/images/I/61qXu7pHj+L.jpg) ## Questions & Answers **Q: Someone asked if it will fit a grizzly g0781 and was told 85% chance. Did you get feedback? I would like to know 100% before disassembly. Thanks.** A: The gears will fit as far as I can tell. I installed them in my mill without any problems. **Q: Will this fit a grizzly g0781? if not could you add your r8 spindle conversion and drill the small gear to 10mm to make it fit?** A: It will probably fit. 85% confidence **Q: do you need to purchase some kind of spacers to go in between the gears along with that kit** A: No, you already have the spacer. **Q: Hello, will this work on the G0781?** A: No, unfortunately these won't quite fit a Grizzly G0781 as the dimensions are not the same. ## Customer Reviews ### ⭐⭐⭐⭐⭐ First set 1 defect, corrected immediately and quickly *by K***N on June 4, 2023* First set of gears had zome kind impurity inclusion in the gear right near a tooth, littlemachineshop was super fast to make it right, didn't ask any questions or waste any time shipping a replacement, in fact by the time I went to see if I had gotten a response from them, the replacement arrived that same day. Overall great relations and quality product. Well worth the money spent upgrading from those plastic gears from original ### ⭐⭐⭐⭐⭐ Quick service *by M***V on July 5, 2023* Product was just as described ### ⭐⭐⭐⭐⭐ replace plastic gears *by S***3 on June 12, 2017* good to have metal gear set. Plastic gears break too easily. Great upgrade. --- ## 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.tn/products/78364230-transmission-gear-kit-for-r8-mini-mill-steel-gear-kit](https://www.desertcart.tn/products/78364230-transmission-gear-kit-for-r8-mini-mill-steel-gear-kit) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-11-15*