The Bridgestone Heavy Duty Inner Tube is designed for reliable service in 18-inch street and off-road tire applications. Built for demanding riding conditions, this inner tube provides a durable replacement solution for motorcycles and other compatible vehicles requiring dependable air retention and tube performance. The TR-4 configuration features a center-mounted metal valve for secure inflation and convenient servicing.
This Bridgestone tire tube is manufactured for heavy-duty use, making it well suited to riders who need added durability for everyday road use, trail riding, utility applications, and mixed-terrain operation. Its robust construction helps withstand the stresses commonly associated with off-road surfaces while supporting consistent performance on paved roads. Always confirm tire and rim compatibility before installation, including the required 18-inch tire size and TR-4 valve configuration.
The tire brand is Bridgestone, the tire model and valve designation is TR-4, and the listed manufacturer and vendor part number is 543489. This inner tube is intended to replace a worn, punctured, or damaged tube in a compatible 18-inch tire assembly. Proper installation should include checking the tire interior for debris or damage, inspecting the rim and valve hole, and ensuring the tube is correctly positioned without pinching. Use the recommended inflation pressure for the application and inspect the assembly regularly for signs of wear.
Features:
- Heavy-duty Bridgestone inner tube for durable street and off-road service
- Compatible with 18-inch tire applications
- TR-4 center-mounted metal valve provides secure inflation and servicing
- Designed for motorcycle and compatible mixed-terrain tire assemblies
- Manufacturer and vendor part number: 543489