Trailer axle replacement parts designed to restore smooth, quiet wheel rotation on heavy-duty trailers, sold as Jiacheng Trailer Axle Wheel Hub Bearings Kit. Regular towing becomes less stressful when hubs run quietly and reliably. Do the included L44643 and L44610 replacements match common 1-inch axle repairs?
⚡ At a Glance
- • Load-Carrying Capacity: High load-carrying capacity, suitable for heavy-duty trailer applications
- • Best for: Trailer owners and maintenance technicians needing direct replacements for 1-inch axles
- • Not ideal for: Hubs with non-standard dimensions or axles larger than 1 inch
Includes L44643 inner bearings and L44610 outer bearings along with seals and hardware. Engineered for 1-inch axles with stamped steel cages to reduce friction and noise.
Ready-to-fit Hub Overhaul – with complete kit of bearings, seals and hardware
Package contains 4 x L44643 bearings with 1" inner diameter, 4 x L44610 bearings with 1.98" outer diameter, 2 x grease seals 12192TB, 2 x cotter pins and 2 x dust covers. OEM replacement numbers L44643 and L44610 are specified for direct compatibility.
Full hardware set streamlines a hub rebuild, cutting trips for extra parts and ensuring all mating components match.
Durable, Low-Noise Operation – thanks to high-quality bearing steel and stamped steel cages
High-quality bearing steel and carbon steel construction combined with stamped steel cages ensures even roller distribution and reduced internal friction. Grease seals are specified to prevent leakage under load.
Reliable materials and cage design result in quieter rotation and longer service intervals on tow-heavy trailers.
Accurate Fit for 1-Inch Axles – with OEM L44643 and L44610 replacements
Components are specifically engineered for a precise fit on 1" axles, matching OEM reference numbers to align with common hub assemblies. Correct sizing reduces lateral play and abnormal wear.
Accurate dimensions protect hub components and help maintain wheel alignment and stability under load.
✨ The 4 Key Reasons for Jiacheng Trailer Axle Wheel Hub Bearings Kit
- Complete hardware kit – Eliminates extra purchases, ready for immediate hub overhaul
- OEM compatibility – Matches L44643 and L44610 specifications for correct fit
- High-grade bearing steel – Resists wear under heavy loads for longer service life
- Stamped steel cages – Even roller distribution reduces friction and vibration noticeably
📋 Technical Details at a Glance
- Category: Automotive parts and accessories
- Replacement OEM: L44643, L44610
- Included parts: 4 x L44643 bearings, 4 x L44610 bearings, 2 x grease seals, 2 x cotter pins, 2 x dust covers
- Inner diameter: 1"
- Outer diameter: 1.98"
❓ Frequently Asked Questions
Q: Are these bearings compatible with 1-inch axles?
A: Yes, the kit includes L44643 bearings with a 1" inner diameter and is explicitly engineered for a precise fit on 1" axles.
Q: What parts come in the kit?
A: The set includes 4 x L44643 bearings, 4 x L44610 bearings, 2 x grease seals 12192TB, 2 x cotter pins and 2 x dust covers, providing a complete repair solution.
Q: Are these direct OEM replacements?
A: Yes, the bearings are listed as replacements for OEM numbers L44643 and L44610 for accurate compatibility.
🏆 Our Verdict
The kit suits trailer owners and maintenance technicians who need reliable, direct-fit replacements for 1-inch axles. Complete OEM-matching bearings, seals and stamped cages deliver durable, quieter hub rotation and help prevent premature wear. Long-term value comes from robust materials and a full hardware set that reduces downtime and repeat visits for parts.
