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A. OKO Truck & Bus permanently seals tread punctures up to 8mm in diameter in heavy on-road truck, bus, and trailer tyres.
A. Yes – OKO Truck & Bus is specifically designed for heavy vehicles over approximately 5 tonnes including HGVs, semi-trailers, buses, coaches, and freight vehicles.
A. Under typical long-haul conditions, OKO Truck & Bus remains active for approximately 100,000–140,000km (60,000–90,000 miles). If the tyre tread is still legal at that point, the product can be topped up.
A. By maintaining correct tyre pressures and preventing slow air leaks, OKO Truck & Bus can reduce fuel costs by up to 3%.
A. OKO Truck & Bus is not compatible with most Direct TPMS systems using valve-mounted pressure sensors. It is generally compatible with wheel-rim-mounted sensor systems. Confirm your system type before application.
A. Yes – it permanently seals multiple tread-area punctures throughout the tyre's service life. Only a small amount of sealant is consumed per puncture.
A. Yes. It is aqueous glycol-based – non-hazardous, non-flammable, non-corrosive, and latex-free. ISO 9001, ISO 14001, and ISO 45001 certified.
A. Use the OKO Metallic Application Pump (sold separately) through the valve stem at up to 60psi/4.1 bar, or pour directly into new tyres during fitting. The 25L drum is suitable for treating multiple vehicles.
A. OKO Truck & Bus 25L is available at PartsForMachines with UK mainland delivery in 2–4 working days.
A. PartsForMachines offers a 30-day returns policy on items that are unopened and unused in their original condition.
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