{"product_id":"ar-pro-2-pack-100-90-19-motorcycle-inner-tubes-off-road-dirt-bike-tr4-valve","title":"AR-PRO 2-Pack 100\/90-19 Motorcycle Inner Tubes – Off-Road Dirt Bike, TR4 Valve","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eRiders who tackle off-road trails and motocross courses deserve inner tubes that stay true to tire shape under stress. The AR-PRO 2-pack of 100\/90-19 inner tubes is built for 19-inch rims and tires with a width around 100 mm. Crafted from natural rubber and finished with a 1.6 mm thickness, these tubes balance pliability with durability to flex with tire movement without kinking. The set includes two tubes, providing ready replacements for track days, weekend rides, or routine maintenance. The TR4 valve stems are a common standard that many pumps and gauges recognize, helping to simplify inflation and setup.\u003c\/p\u003e\n\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e100\/90-19 compatibility supports 19-inch rims with a 4.10-inch tire width, simplifying choice for dirt bikes and off-road rides.\u003c\/li\u003e\n  \u003cli\u003eNatural rubber material with a 1.6 mm thickness offers a pliable, responsive fit while resisting common wear patterns.\u003c\/li\u003e\n  \u003cli\u003ePinch and puncture resistance helps mitigate abrupt flats on rugged terrain, keeping you safer on rough tracks.\u003c\/li\u003e\n  \u003cli\u003eTR4 valve stems provide straightforward inflation and stable seating, compatible with most standard hand pumps.\u003c\/li\u003e\n  \u003cli\u003eDesigned specifically for off-road and motocross tires, these tubes are built to handle dirt, mud, and rocks.\u003c\/li\u003e\n  \u003cli\u003eTwo tubes per pack offer a practical spare option for fast-changing conditions or routine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eReal-World Scenarios\u003c\/h3\u003e\n\u003cp\u003eImagine negotiating rocky switchbacks or muddy straights where tire flexibility mirrors each contour. The natural rubber composition helps the tube adapt to tire movement without feeling brittle as temperatures shift. On race weekends or long trail days, having two sturdy tubes in the toolkit can mean quicker fixes and less downtime between sessions.\u003c\/p\u003e\n\n\u003ch3\u003eUsage Tips and Considerations\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEnsure tire width and rim size match 100\/90-19 and 19-inch rims before mounting.\u003c\/li\u003e\n  \u003cli\u003eUse a compatible pump and confirm bead seating during inflation to verify proper installation.\u003c\/li\u003e\n  \u003cli\u003eAvoid over-inflation; follow tire and rider guidance to maintain performance across terrains.\u003c\/li\u003e\n  \u003cli\u003eStore spares in a lightweight bag or pouch for easy access on rides and events.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWhile these tubes are designed for durability and reliable performance, ongoing maintenance and correct installation are key. Consider them as dependable components to support your off-road lifestyle, offering potential advantages in flexibility, resilience, and ease of use on demanding trails.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What tire sizes do these AR-PRO inner tubes fit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They fit 100\/90-19 tires on 19-inch rims, with TR4 stems; confirm your tire width and rim size before mounting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How many inner tubes are in a pack, and what material is used?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Each pack includes two natural rubber inner tubes with 1.6 mm thickness for flexibility and durability.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"AR-PRO","offers":[{"title":"Default Title","offer_id":42467343302741,"sku":"B09TT2ZD3P","price":48.4,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/ar-pro-2-pack-100-90-19-inner-tubes-natural-rubber.jpg?v=1778055847","url":"https:\/\/plentytorque.co.uk\/products\/ar-pro-2-pack-100-90-19-motorcycle-inner-tubes-off-road-dirt-bike-tr4-valve","provider":"PlentyTorque","version":"1.0","type":"link"}