I have integrated the precise dimensions into the listing to ensure your customers can verify the fitment at a glance.
Protect your wheel ends with the advanced sealing technology and reinforced strength of the SKF 1613 Composite Hub Cap.
The SKF/CR 1613 is a premium, high-strength composite hub cap engineered for universal steer axle applications. Designed to withstand the rigors of the road, it features an embedded aluminum ring to reinforce the mounting flange and a specialized molded pressure ridge for a superior, leak-proof seal.
Verifying these measurements ensures a perfect fit for your 6-bolt steer configuration:
Bolt Circle Diameter: 5.5000"
Number of Bolts: 6
Bolt Hole Size: 0.3490"
Outer Diameter (OD): 6.2500"
Inner Diameter (ID): 4.3850"
Axle Extension: 1.5610" (Internal clearance for spindle/nut)
Total Height: 1.6430"
Impact Resistance: The embedded aluminum ring evenly distributes bolt load, preventing cracked flanges and ensuring long-term durability.
Magnetic Protection: The magnetic side fill plug actively captures wear-causing metallic particles, extending the life of your wheel end components.
Superior Sealing: The molded pressure ridge improves the contact seal against the hub, keeping lubricants in and contaminants out.
Universal Fit: Compatible with standard 6-bolt steer axle configurations and all common lubricants.
Vented Design: The center-fill plug prevents pressure build-up, protecting your wheel seals from failure during operation.
Professional Grade: For safe and lasting repairs, this product should be installed by a knowledgeable mechanic using correct tooling.
Technical Support: Each box label includes a QR code for instant access to detailed SKF technical information and mounting instructions.
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