Ensure a stable and worry-free ride for your heavy-duty vehicles with the ULIP 12-inch 4.00-12 reinforced inner tube—specifically engineered for maximum load-bearing and air retention.
[Key Benefits]
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Heavy-Duty Thickened Protection: Weighing a substantial 526.5g, this ULIP inner tube features a significantly thickened wall structure, providing elite puncture resistance and superior durability for multi-wheel electric vehicles.
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Convenient 90° Outward Valve: The precision-engineered 90-degree angled valve solves the struggle of inflating tires in narrow wheel spaces, making maintenance quick and effortless for trikes and four-wheelers.
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Premium Butyl Rubber Material: Crafted from high-density, high-elasticity butyl rubber, these tubes offer excellent heat resistance and anti-aging properties, maintaining optimal tire pressure longer under heavy loads.
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Superior Shock Absorption: The reinforced rubber structure effectively dampens road vibrations, ensuring a more stable and comfortable riding experience on urban roads or rougher terrains.
[Features]
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Model Specification: 4.00-12
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Size: 12 Inch (Rim Diameter)
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Valve Type: 90-Degree Bent Valve (Outward Facing)
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Material: High-Grade Thickened Butyl Rubber
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Net Weight: Approx. 526.5g (Industrial grade reinforced build)
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Application: Ideal for Electric Three-Wheel Vehicles (Trikes), Four-Wheel Vehicles, and heavy-duty electric scooters using 4.00-12 tires.
[Why Choose ULIP]
ULIP is a trusted global leader in professional mobility accessories. We combine precision engineering with rigorous quality control. Every inner tube undergoes a strict 24-hour high-pressure inflation test before packaging to ensure zero leakage and professional reliability for every journey.
[CTA]
Upgrade to the durability your vehicle demands. Order your ULIP 4.00-12 heavy-duty inner tube today!



