
Idler Hub Assembly · 3,500 lb · 5 on 5.5 · Complete Bearing Kit
Part Number: 84555-1-KIT
This listing is for one (1) idler hub assembly designed for standard 3,500 lb trailer axles using a 5 on 5.5" bolt pattern. It is commonly used on utility trailers, cargo trailers, equipment trailers, and other non-brake axle applications.
The hub is supplied with new bearings, races (pre-installed), grease seal, dust cap, and lug nuts. Axle nut, washer, and cotter pin are not included and are typically reused.
Features
- Rated for standard 3,500 lb trailer axles
- 5 on 5.5" bolt pattern (5-1/4" stud spacing)
- Compatible with #84 spindle dimensions
- Pre-installed bearing races
- Designed for idler (non-brake) axles
- Fits common axles from Dexter, AL-KO, Lippert, Quality, and similar brands
Specifications
| Specification | Detail |
|---|---|
| Axle Rating | 3,500 lb |
| Hub Type | Idler (non-brake) |
| Bolt Pattern | 5 on 5.5" |
| Stud Size / Thread | 1/2"-20 |
| Inner Bearing | L68149 (1-3/8" ID) |
| Outer Bearing | L44649 (1-1/16" ID) |
| Seal Size | 1.71" ID (10-19) |
| Spindle Compatibility | #84 trailer spindle |
Kit Includes
- 1 × 3,500 lb idler hub (5 on 5.5)
- 1 × L68149 inner bearing
- 1 × L44649 outer bearing
- Inner & outer bearing races (pre-installed)
- 1 × 10-19 grease seal (1.71" ID)
- 1 × 1.98" dust cap with rubber insert
- 5 × 1/2"-20 lug nuts
Hub appearance may vary slightly based on current inventory. Always confirm spindle dimensions and bearing sizes prior to installation.