TRAILER IDLER HUBS / 3,500 LB AXLE HUB KIT
R&P Carriages Pair of 3,500 lb Trailer Idler Hubs — 5×4.75 Bolt Pattern
Part Number: SH2RV5475-KITX2
Two-hub trailer idler hub kit for compatible 3,500 lb axle applications using a 5×4.75 wheel bolt pattern, L68149 inner bearings, L44649 outer bearings, and 10-19 grease seals.
Pair / 2 Hub Assemblies
5×4.75 Bolt Pattern
3,500 lb Axle Applications
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Overview
This R&P Carriages trailer hub kit includes two idler hub assemblies for compatible 3,500 lb trailer axle applications where the bearing sizes, seal size, spindle dimensions, and 5×4.75 bolt pattern match. Each hub includes pre-installed races and the listed bearing, seal, and EZ-Lube dust cap components for hub service or trailer repair work.
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R&P Service Insight
Trailer hubs are fitment-sensitive parts. Matching the bolt pattern is only one step; the bearing numbers, seal dimensions, spindle profile, and cap size should all be verified before installation.
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R&P Knowledge Hub
Compatibility: For 3,500 lb trailer idler hub applications using a 5×4.75 bolt pattern, L68149 inner bearing, L44649 outer bearing, and 10-19 grease seal.
Vehicle / System Fit: Used on compatible trailer idler axle setups, including utility, cargo, boat, and similar trailer applications where all measurements match.
Installation Notes: Confirm bearing numbers, seal dimensions, wheel bolt pattern, stud size, dust cap size, and spindle profile before ordering or installing.
Performance Insight: Correct hub fitment helps the wheel, bearings, seal, and spindle work together properly. A mismatch in bearing size, seal size, or bolt pattern can prevent safe installation.
Brand & Fitment Note
Selling Brand: R&P Carriages
Application Reference: Trailer and axle application language in this listing describes compatibility style only where the listed bearing sizes, seal size, bolt pattern, stud size, and hub configuration match.
What This Means: This listing is for an R&P Carriages trailer idler hub kit, not a guaranteed OEM-branded item unless specifically stated and verified.
Before Ordering: Verify measurements, bearing numbers, seal dimensions, bolt pattern, stud size, dust cap size, axle configuration, and included components before installation.
R&P Repair Insight
When replacing trailer hubs, common fitment mistakes include mixing up 5-lug bolt patterns, assuming all 3,500 lb axles use the same seal, or overlooking whether the trailer uses an idler hub or a brake drum hub.
- Bolt Pattern Check: Confirm your wheel uses the 5×4.75 bolt pattern before ordering.
- Spindle Check: Verify the inner and outer bearing IDs match your spindle before installation.
- Seal Surface Check: Inspect the spindle seal surface for wear or scoring before installing new seals.
Features
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Pair of Idler Hubs
Includes two idler hub assemblies for servicing both sides of a compatible trailer axle setup.
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5×4.75 Bolt Pattern
Designed for trailer wheels using the 5×4.75 wheel bolt pattern with 1/2" studs.
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Pre-Installed Races
Each hub is supplied with races already installed, reducing prep work during hub service.
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Bearing & Seal Components Included
Includes the listed L44649 outer bearings, L68149 inner bearings, 10-19 seals, and 1.98" EZ-Lube dust caps with rubber inserts.
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Specifications
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Fitment / Application
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Included Components
Verify all measurements, bearing numbers, seal dimensions, spindle fit, wheel bolt pattern, stud size, dust cap size, axle configuration, and included components before installation. 3,500 lb trailer axle hub parts can vary by manufacturer, and bolt pattern or bearing mismatch can prevent correct fitment.
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Need matching trailer hub, bearing, seal, or axle service parts? Search our eBay store for more hub components.
