Brand New 18.4R42 / 20.8R42 Tractor Inner Tube – TR218A Valve Stem

🚜 Brand New 18.4R42 / 20.8R42 Heavy Duty Tractor Inner Tube

Premium quality inner tube designed for large rear tractor tires. This heavy-duty tube is compatible with both bias and radial tires and features the durable TR218A air/liquid valve stem.

Verified Fitment Sizes:
✅ 18.4-42
✅ 18.4R42
✅ 20.8-42
✅ 20.8R42
✅ 620/70R42
✅ 650/65R42
✅ 520/70R42
✅ 480/80R42
✅ 520/85R42

Key Features:
✅ TR218A heavy-duty bent metal valve stem (air & liquid compatible)
✅ High-quality butyl rubber for excellent air retention
✅ Multi-fit design – works in bias and radial tires
✅ Built for large agricultural tractors and heavy equipment

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