Overview
The Koyo L44649/10 is a high-quality tapered roller cone bearing widely used in American 3,500 lb trailer axles, including Dexter-style and import variants. Precision-engineered for durability, this bearing is ideal for trailer hubs requiring L44649 cones and L44610 cups—offering reliable load support for both highway and marine use.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Koyo (Made in Japan) |
| Part Number | L44649/10 |
| Outer Diameter (D) | 50.292 mm |
| Bore Diameter (d) | 26.988 mm |
| Width (T) | 14.732 mm |
| Mates With | L44610 bearing cup |
| Dynamic Load Rating | ~28.8 kN (6,450 lbf) |
| Static Load Rating | ~34.0 kN (7,650 lbf) |
| Country of Origin | Japan |
✅ Why Choose Koyo?
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Manufactured by Koyo, a trusted OEM supplier for automotive and trailer components
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Direct replacement for cone in L44649/L44610 bearing sets
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Superior heat treatment and taper geometry for high-performance towing
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Ideal for marine trailers, campers, and highway towing
🚚 Applications
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Dexter 3,500 lb axle hubs (outer bearing)
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American-style trailer and boat axles
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Fits standard hub assemblies using L44649 cones
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Often paired with L68149/11 inner bearing for 3500lb axles
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