
4.0" BILLET ALUMINUM Oil Bath Cap 21-36 Trailer Axle bearing hub 10K-HD 12K-15
Part Number - 21-36 Billet-KIT
This kit includes the following:
- Oil cap (21-36 Billet)
- 4"-12
- Aluminum constructed
- Fits Dexter 2 piece hubs
- 10k HD, 12k, 15k
- Pre-09 10k GD
- O-Ring (010-050-00)
- 3.734" I.D.
- 0.139" thick
- Fits 021-37, 21-36
- Center Oil Plug (046-032-00)
- Fits 21-35, 21-36, 21-88
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.