At a Glance
- >Stud-piloted hub and drum assembly
- >Compatible with electric or hydraulic drum brakes
- >12-1/4" drum diameter
- >3-1/2" brake shoe width
- >8 wheel studs installed
- Brand: R & P Carriages
- SKU: 99-86510-568270
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 Stud-Piloted Hub & Drum Assembly · 12-1/4" × 3-1/2"
R&P SKU: 99-86510-568270
Manufacturer Part Number: K71-481-09
This listing is for a 10,000 lb stud-piloted hub and drum assembly intended for use with electric or hydraulic drum brake systems. It uses an 8-stud stud-piloted wheel mounting configuration and a 12-1/4" diameter × 3-1/2" wide brake drum.
Stud-piloted hubs center the wheel on the studs rather than the hub pilot and are not interchangeable with hub-piloted or lug-centric designs.
Features
- Stud-piloted hub and drum assembly
- Compatible with electric or hydraulic drum brakes
- 12-1/4" drum diameter
- 3-1/2" brake shoe width
- 8 wheel studs installed
- Cast drum construction
Specifications
| R&P SKU | 99-86510-568270 |
|---|---|
| Manufacturer Part Number | K71-481-09 |
| Axle Rating | 10,000 lb |
| Drum Diameter | 12-1/4" |
| Brake Shoe Width | 3-1/2" |
| Wheel Stud Count | 8 |
| Stud Size | 5/8"-18 |
| Bolt Circle | 6-1/2" |
| Hub Pilot Diameter | 4.88" |
| Casting Numbers | 7290 or 7170 |
| Bearings Required | 25580 (inner) / 28580 (outer) — not included |
| Seal Required | 91030 — not included |
| Oil Cap Required | 021-219-00 — not included |
| Oil Cap O-Ring | 010-258-00 — not included |
Important Fitment Notes:
This is a stud-piloted hub and drum assembly intended for specific 10,000 lb axle and brake configurations. It is not interchangeable with hub-piloted or lug-centric assemblies. Bearings, seal, oil cap, and O-ring are not included. Verify specifications before installation.
Looking for a complete, ready-to-install package?
Ask for Complete Hub & Drum Kit: 99-86510-568270-KIT