Upgrade your motorcycle with the 110/90-19 (3.50/4.00-19) Tire Tech Motorcycle Tube with a TR-4 valve stem. Designed for durability, this tube has a thickness of 2mm, ensuring a longer lifespan. The tube is compatible with any motorcycle with a tire size of 110/90-19 or 4.00-19, and features a reliable TR-4 valve stem. With the Tire Tech Motorcycle Tube, you can enjoy a smoother and more comfortable ride on your motorcycle. The tube is manufactured by a reliable brand, and has a manufacturer part number of XD-06062-1. It is perfect for those looking to upgrade and maintain their motorcycle's performance. Purchase this high-quality Tire Tech Motorcycle Tube now and take your motorcycle experience to the next level!