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17X4000LIB158
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The 17X4000LIB158 is a high-quality ball bearing designed to help parts move smoothly and efficiently. This bearing is a deep groove ball bearing, which is commonly used in machinery and equipment to reduce friction between moving parts. It features precise dimensions, typically with an inner diameter of 17 mm and an outer diameter of 40 mm, making it suitable for various applications like motors, conveyors, or industrial machines. Made from durable materials, this bearing ensures long-lasting performance and reliable operation in demanding environments. Whether used in automotive, manufacturing, or household appliances, the 17X4000
Who we are
TrojakBearings.com is proudly operated by Ložiska-Polička.cz, a family-run company established over 30 years ago. From our warehouse located in Borová, Czech Republic, we have been reliably providing bearings, transmission parts, V-belts, oil seals, chains, and related equipment to thousands of satisfied customers worldwide.
We specialize in sourcing bearings of virtually any brand and specification, leveraging our extensive network built over three decades. With a dedicated team of 5 professionals, we ensure expert assistance and rapid dispatch—orders placed before 11:00 AM (UTC, Central European Time) ship the very same day globally.
Around 70% of our customers are businesses (B2B), from small workshops to large industrial firms across Europe, USA, Asia, and beyond. But no order is too small—private customers and hobbyists also regularly rely on us for their specific bearing needs.
At Ložiska-Polička.cz, we live by our motto: "The whole world spins on bearings". Whatever bearing you need, wherever you need it—trust us to deliver.
Why choose us?
🌍 Global Bearing Access
We can source almost any bearing in existence – fast, reliable, and hassle-free.
📆 Trusted Experience Since 1995
We've been in the bearing business non-stop for over 30 years.
🚚 Fast Worldwide Shipping
We ship in-stock products within 24 hours to any location worldwide.
🧠 Expert Technical Support
Need help choosing the right bearing? Our experienced team is here for you.
💬 Multilingual Customer Support
We speak your language – get support in English, Czech, or Slovak.
🛒 No Minimum Order
Whether you need 1 piece or 100, we’ve got you covered.
🔧 Industrial-Grade Quality
We work only with proven manufacturers and distributors – zero counterfeits.
🛡️ Authenticity Guarantee
We guarantee 100% original products from verified sources.