SKU: MPD28526
MPN: MPD28526
The Seal For Front Hub Sold Each (MPD28526) from MPD Racing is a precision-engineered hub bearing seal designed for high-performance sprint car applications where reliable wheel bearing retention is non-negotiable. As a seasoned mechanic, you know that front hub seals are critical components that prevent bearing grease contamination and water intrusion—failures that lead to bearing collapse, wheel lockup, or catastrophic race-day failures. This inner lip seal is engineered to withstand the extreme lateral loads, temperature cycling, and debris exposure inherent to sprint car competition and demanding road racing environments.
Constructed from a rubber and steel composite, this seal features a 2.645-inch outer diameter, 1.6-inch inner diameter, and 0.253-inch thickness—dimensions that are precision-matched to OEM sprint car hub assemblies for a leak-free fit. The inner lip design creates a dynamic sealing surface that continuously removes contaminants while maintaining consistent contact pressure against the rotating hub shaft. The dual-material construction—steel backing for structural rigidity combined with elastomeric sealing lips—provides superior durability compared to rubber-only alternatives, especially in high-speed and sustained-load scenarios where thermal expansion and vibration demand material stability.
Sprint car teams, oval-track racers, and performance shops rely on the Seal For Front Hub to maintain bearing integrity during multi-heat competition and extended test sessions. Installation is straightforward—press-fit into the hub bore using standard bearing tools—but proper orientation (lip facing inboard) is essential for effective contamination exclusion. If you're rebuilding front hubs, replacing worn seals as preventive maintenance, or sourcing OEM-spec components for sprint car restoration, this MPD Racing seal delivers the precision fit and durability that separates reliable finishes from roadside failures.
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