--- product_id: 411495640 title: "Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels" brand: "mongoose" price: "17314467β‚«" currency: VND in_stock: false url: https://www.desertcart.vn/products/411495640-mongoose-legion-freestyle-bmx-bike-for-advanced-level-or-professional store_origin: VN region: Vietnam --- # 20" x 2.3" tires on 36H aluminum rims - versatile multi-terrain grip 175mm tubular chromoly cranks - precision power transfer 4130 Chromoly Frame - pro-grade durability Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels **Brand:** mongoose **Price:** 17314467β‚« **Availability:** ❌ Out of Stock ## Summary > πŸš€ Own the ramp, street, and dirt β€” the Mongoose Legion L40 is your freestyle game-changer! ## Quick Answers - **What is this?** Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels by mongoose - **How much does it cost?** 17314467β‚« with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/411495640-mongoose-legion-freestyle-bmx-bike-for-advanced-level-or-professional) ## Best For - mongoose enthusiasts ## Why This Product - Trusted mongoose brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Precision Drivetrain:** Experience smooth, powerful pedaling with 175mm tubular chromoly cranks and a sealed bearing bottom bracket. - β€’ **Pro-Grade Chromoly Frame:** Ride with confidence on a tough 4130 chromoly frame built for advanced freestyle performance. - β€’ **Versatile 20-Inch Wheels:** Conquer street, park, or dirt with 20" x 2.3" tires mounted on durable 36H aluminum rims for ultimate traction. - β€’ **Responsive U-Brake System:** Maintain precise speed control with aluminum U-brakes and ergonomic brake levers designed for quick stops. - β€’ **Tailored for Intermediate Riders:** Optimized geometry and components for riders 5’0"-5’6" ready to push their freestyle skills to the next level. ## Overview The Mongoose Legion L40 is a high-performance freestyle BMX bike designed for intermediate to professional riders. Featuring a durable 4130 chromoly frame, precision 175mm tubular cranks, and versatile 20" x 2.3" tires on aluminum rims, it delivers reliable performance across park, street, and dirt terrains. Equipped with responsive U-brakes and tailored geometry for riders between 5’0" and 5’6", this bike is built to elevate your tricks and stunts with confidence. ## Description With the Legion Series, Mongoose offers a full line of freestyle style bikes for riders of all ages and ability levels. The Legion L10 is a great first 20” BMX-style bike that features the geometry and feel preferred by today’s riders! ## Features - Durable Hi-Ten Steel frame. - Drivetrain features 170 mm one-piece forged steel crank with a 25T steel chainring and American loose ball bottom bracket. - 20” x 2.25” tires mounted on aluminum single wall 36H rims with 3/8” in axle front hub and 9T cog ball bearing cassette rear hub. - Hi-Ten handlebar and fork, 48 mm stem, standard 1-1/8” headset, and steel U-brake and aluminum/resin brake levers. - 20” top tube length. Suggested rider height is 4’4” – 5’0”. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07W7NYH2B | | Additional Features | Aluminum Frame, BMX, freestyle | | Age Range Description | Adult | | Best Sellers Rank | #47,695 in Sporting Goods ( See Top 100 in Sporting Goods ) #23 in BMX Bikes | | Bicycle Drivetrain Type | Single-speed | | Bicycle Gear Shifter Type | Twist Grip | | Bike Type | BMX Bike | | Brake Style | U Brake | | Brand Name | Mongoose | | Color | Red | | Customer Reviews | 4.1 4.1 out of 5 stars (142) | | Electric Assist Type | Manual | | Frame Material Type | Alloy Steel | | Global Trade Identification Number | 00038675187214 | | Included Components | Mongoose Legion L10 Freestyle BMX Bike | | Is Assembly Required | No | | Is Autographed | No | | Item Type Name | Bicycle | | Item Weight | 12 Kilograms | | Manufacturer | Pacific Cycle, Inc. | | Maximum Weight Recommendation | 68.04 kg | | Minimum User Height | 132 Centimeters | | Model Name | Mongoose Legion L10 Street Freestyle BMX Bike - Red | | Model Number | M41900U20OS-PC | | Model Year | 2020 | | Number Of Speeds | 1 | | Power Source | manual | | Size | One Size | | Skill Level | Beginner | | Specific Uses For Product | Trail | | Style Name | Legion L10 | | Suspension Type | Rigid | | Theme | BMX" or "Freestyle | | UPC | 038675187214 | | Warranty Description | NO Warranty | | Warranty Type | Limited | | Wheel Material | Aluminum | | Wheel Size | 20 Inches | ## Product Details - **Age range (description):** Adult - **Bike type:** BMX Bike - **Brand:** Mongoose - **Colour:** Red - **Number of speeds:** 1 ## Images ![Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels - Image 1](https://m.media-amazon.com/images/I/713yhItci6L.jpg) ![Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels - Image 2](https://m.media-amazon.com/images/I/71m+f59BHOL.jpg) ![Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels - Image 3](https://m.media-amazon.com/images/I/61Pf9+sHH0L.jpg) ![Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels - Image 4](https://m.media-amazon.com/images/I/71fAns3eBhL.jpg) ![Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels - Image 5](https://m.media-amazon.com/images/I/712utpzTimL.jpg) ## Available Options This product comes in different **Color, Size, Style** options. ## Frequently Bought Together - Mongoose Legion Kids Freestyle BMX Bike, Intermediate Rider, Boys and Girls Bikes, 20-Inch Wheels, Hi-Ten Steel Frame, Micro Drive 25x9T BMX Gearing - Zelerdo 2 Pairs Aluminum Alloy Bike Pegs for Mountain Bike Cycling Rear Stunt Pegs Fit 3/8 inch Axles - Mongoose Legion Freestyle BMX Bike for Advanced-Level or Professional Riders, Adult Men Women, 4130 Chromoly Frame, and 20-Inch Wheels --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.vn/products/411495640-mongoose-legion-freestyle-bmx-bike-for-advanced-level-or-professional](https://www.desertcart.vn/products/411495640-mongoose-legion-freestyle-bmx-bike-for-advanced-level-or-professional) --- *Product available on Desertcart Vietnam* *Store origin: VN* *Last updated: 2026-06-04*