At a Glance
- >10,000 lb axle rating
- >8 Lug x 6.5" bolt pattern
- >4.77" pilot diameter
- >Uses 4" oil cap
- >Cupped & studded with 5/8" studs (2-1/4" length)
- Brand: Lippert
- SKU: 791398
Before You Order
Match the part number, measurements and connection points that apply to your trailer.
Fitment Check
| Bearings | Match inner and outer bearing numbers. |
|---|---|
| Seal | Match the seal number or dimensions. |
| Bolt Pattern | Verify the complete lug pattern. |
| Brake Size | Confirm when applicable. |
Product Details
10,000 lb Idler Hub – Lippert HD "Short" Axle – 8 on 6.5 – 4.77" Pilot
Part Number: 791398
10,000 lb idler hub designed for post-2020 Lippert HD “Short” axles. This is a two-piece configuration hub that mates with Lippert drum part number 791399 (drum sold separately). Hub is supplied cupped and studded with 5/8" studs installed and uses a 4" oil cap.
R&P Knowledge Hub
This hub fits Lippert HD “Short” 10K axles manufactured after 2020 and is specifically designed to work with Lippert drum 791399. Drum is not included.
“Cupped & Studded” means bearing races are installed and wheel studs are pre-installed. Verify axle configuration, pilot diameter (4.77"), oil cap size (4"), and bolt pattern before ordering to ensure proper fitment.
Features
- 10,000 lb axle rating
- 8 Lug x 6.5" bolt pattern
- 4.77" pilot diameter
- Uses 4" oil cap
- Cupped & studded with 5/8" studs (2-1/4" length)
Specifications
| Specification | Detail |
| Axle Rating | 10,000 lb |
| Bolt Pattern | 8 on 6.5" |
| Pilot Diameter | 4.77" |
| Overall Height | 5" |
| Flange Diameter | 8-1/2" |
| Stud Size | 5/8" diameter – 2-1/4" length |
| Oil Cap Size | 4" |
| Drum Compatibility | Lippert 791399 (sold separately) |
Verify specifications before installation.
CUSTOMER PROOF
What customers say about parts like this.
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