--- product_id: 226324999 title: "Cs-M5100 Cassette 11 Speed, 11-51T | Deore CS-M5100 11-Speed Cassette 11-51T for MTB, Silver" brand: "shimano" price: "R3342" currency: ZAR in_stock: true reviews_count: 13 category: "Shimano" url: https://www.desertcart.co.za/products/226324999-cs-m5100-cassette-11-speed-11-51t-deore-cs-m5100 store_origin: ZA region: South Africa --- # 11-speed precision gearing steel cogs for durability wide 11-51T gear range Cs-M5100 Cassette 11 Speed, 11-51T | Deore CS-M5100 11-Speed Cassette 11-51T for MTB, Silver **Brand:** shimano **Price:** R3342 **Availability:** ✅ In Stock ## Summary > ⚡ Shift into the future with Shimano’s powerhouse cassette! ## Quick Answers - **What is this?** Cs-M5100 Cassette 11 Speed, 11-51T | Deore CS-M5100 11-Speed Cassette 11-51T for MTB, Silver by shimano - **How much does it cost?** R3342 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/226324999-cs-m5100-cassette-11-speed-11-51t-deore-cs-m5100) ## Best For - shimano enthusiasts ## Why This Product - Trusted shimano brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Durable steel cogs paired with a lightweight aluminum carrier ensure long-lasting performance on every ride. - • **Epic Gear Range:** Tackle any terrain effortlessly with a massive 11-51 tooth spread, from steep climbs to fast descents. - • **Easy Upgrade Path:** Perfect for converting from 9 or 10-speed setups, extending your drivetrain’s lifespan without breaking the bank. - • **Trusted Shimano Quality:** Backed by a brand synonymous with reliability, this cassette is race-ready and weekend warrior approved. - • **Seamless 11-Speed Shifting:** Maintain cadence and control with precision gear steps designed for smooth transitions. ## Overview The SHIMANO CS-M5100 is an 11-speed cassette featuring a robust steel cogset and lightweight aluminum carrier. Offering a wide 11-51 tooth gear range, it delivers smooth, reliable shifting across diverse terrains. Ideal for riders upgrading from lower speeds, it balances durability and performance, making it a dependable choice for both daily rides and competitive racing. ## Description With a focus on gear steps to help maintain performance and maximum cadence control, Shimano’s CS-M5100 Cassette for 11-speed drivetrains keeps you churning the correct cog no matter the terrain. The wide gear range may postpone your drop-in for the 12-speed group a bit longer, as the M5100 is undoubtedly designed to be a dependable workhorse and a worthy weekend racer. With terrain specific options, the 42-tooth or 51-tooth, you can ride long tempo climbs or have bail-out, switchback crusher. And the 11-speed design still allows a fast downhill 11-tooth cog to motor back to the trailhead. Review: Great for my 9 to 11 change - Came fast, worked great on my upgrade from 9 to 11 speed. Review: Reliable after 3 weeks of use - After 3 weeks of moderate use, one trip to Northstar, and one redo of cable, I have to say that this cassette has been worth every penny! I converted my 2x8 to 1x11 and have had great success in doing so. Easy to install, adjust and has proven to be reliable so far! ## Features - Cog Sizes: [11-42t] 11, 13, 15, 17, 19, 21, 24, 28, 32, 37, 42, [11-51t] 11, 13, 15, 18, 21, 24, 28, 33, 39, 45, 51 - Cog Material: steel - Freehub Type: Shimano HG - Carrier Material: aluminum - Includes: 1 lockring ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B088XXB7MK | | Best Sellers Rank | #83,385 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #47 in Bike Cassettes & Freewheels | | Brand | SHIMANO | | Brand Name | SHIMANO | | Case Material Type | Aluminum | | Color | 11 Speed | | Customer Reviews | 4.6 out of 5 stars 167 Reviews | | Global Trade Identification Number | 00192790618722 | | Included Components | Cassettes | | Item Dimensions L x W x H | 17"L x 12"W x 5.5"H | | Item Weight | 1.5 pounds | | Manufacturer | Shimano | | Manufacturer Part Number | ICSM510011151 | | Material | Alloy Steel, Aluminum | | Material Type | Alloy Steel, Aluminum | | Model Number | ICSM510011151 | | Mount Type | Braze-On Mount | | Mounting Type | Braze-On Mount | | Number of Items | 1 | | Number of Teeth | 136 | | Product Dimensions | 17"L x 12"W x 5.5"H | | UPC | 192790618722 | | Unit Count | 1 Count | | Warranty Description | Limited Warranty | ## Product Details - **Brand:** SHIMANO - **Color:** 11 Speed - **Item Weight:** 1.5 Pounds - **Material:** Alloy Steel, Aluminum - **Mounting Type:** Braze-On Mount ## Images ![Cs-M5100 Cassette 11 Speed, 11-51T | Deore CS-M5100 11-Speed Cassette 11-51T for MTB, Silver - Image 1](https://m.media-amazon.com/images/I/71Orvakn1rL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great for my 9 to 11 change *by K***T on January 12, 2026* Came fast, worked great on my upgrade from 9 to 11 speed. ### ⭐⭐⭐⭐⭐ Reliable after 3 weeks of use *by D***K on August 3, 2025* After 3 weeks of moderate use, one trip to Northstar, and one redo of cable, I have to say that this cassette has been worth every penny! I converted my 2x8 to 1x11 and have had great success in doing so. Easy to install, adjust and has proven to be reliable so far! ### ⭐⭐⭐⭐⭐ 1 x 11 drive train, by shimano is truly exciting an compadent *by D***E on March 30, 2025* Great item! And it looks absolutly outstanding on my bike. It makes an exciting ride, go above and beyond while grabing another gear as you are peddling wide open As you take in the changing trail ahead. And to know the gear you will need to continue shredding, and not breaking stride,the gear you will need next, will be right there when you ask for it ! Confidence Rocks ## Frequently Bought Together - SHIMANO Cs-M5100 Cassette 11 Speed, 11-51T - SHIMANO Deore Rd-M5100 Rear Derailleur Sgs, 10/11 Speed - Shimano SLX/105 CN-HG601 11-Speed Chain Grey, 126 Links --- ## 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.co.za/products/226324999-cs-m5100-cassette-11-speed-11-51t-deore-cs-m5100](https://www.desertcart.co.za/products/226324999-cs-m5100-cassette-11-speed-11-51t-deore-cs-m5100) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-08-22*