
8K Brake Hub/Drum Kit — Straight Spindle, 25580 Inner & Outer, Valcrum Cap
Part Number: 696104-KIT-VA
This is the special straight-spindle 8,000 lb brake hub/drum kit used on Kaufmann Mini-5 car haulers and Lippert A80-B-MINI5-TOR torsion axles. It uses 25580 bearings for both inner and outer positions and comes upgraded with the Valcrum ST-400 aluminum oil cap for superior durability, heat resistance, and sealing.
Fitment Information
| Axle Type | Straight Spindle – Commercial Duty 8K |
| Known Applications | Kaufmann Mini-5, Lippert A80-B-MINI5-TOR |
| Typical Trailer Type | 5-car haulers, wedge haulers, transport trailers |
| Why It’s “Special” | Uses 25580 inner & outer bearings — rare. WILL NOT fit tapered 8K or standard 7K axles. |
| Spindle Note | Designed only for the straight-shoulder commercial 8K spindle. |
Kit Includes
| (1) 12.25" x 3.375" 8K Brake Hub/Drum — Casting 696104 / 696107 |
| (2) Bearings — 25580 inner & outer (1.75" ID) |
| (1) Oil Seal — 10-225-15 (2.25" x 3.38", replaces 10-63) |
| (1) ST-400 Valcrum Aluminum Cap — O-ring & plug included |
| Factory-Pressed Races in Drum |
Specifications
| Axle Rating | 8,000 lb |
| Brake Size | 12.25" x 3.375" |
| Bearings | 25580 inner & outer |
| Seal | 10-225-15 (replaces 10-63) |
| Pilot Diameter | 4-7/8" |
| Compatible Axles | Commercial torsion axles, Mini-5 transporters |
| Shipping Weight | ~43.5 lbs (ships heavy — free shipping included) |
Important: This hub fits only the special straight-spindle 8K axle that uses 25580 inner & outer bearings. It will NOT fit 7K axles, tapered 8K spindles, Dexter-style 8K, or standard drum configurations. Confirm your spindle size before ordering.
Shipping
We ship quickly and carefully, with tracking provided on every order. Most items ship the same or next business day. Your parts will arrive safely and on time, ready to use.
Returns & Guarantee
Your satisfaction is guaranteed. Returns, refunds, and exchanges are accepted — no hassle. We stand behind every part we sell, so you can purchase with confidence.
Committed to Customer Service
At R and P Carriages, we believe in treating our customers like family. Whether you need a small replacement part or a complete trailer service, we’re here to help with friendly, expert support every step of the way.