At a Glance
- >Machined from solid billet aluminum
- >Chrome plated finish
- >Replaces Dexter 21-35 oil cap
- >2-7/8" thread outside diameter
- >12-thread design
- Brand: Unbranded
- SKU: 21-35 Billet-Chrome-Kit
Match the part number, measurements and connection points that apply to your trailer.
| Hub Face | Measure hub face to hub face. |
|---|---|
| Spring Center | Measure mounting centers and confirm perch configuration. |
| Capacity | Match the required axle rating. |
| Brakes | Confirm brake type and flange configuration. |

Solid billet aluminum machined 2-7/8" oil bath cap designed to replace common OEM plastic caps used on Dexter oil bath hubs and select Kodiak, LCI/Lippert, and Rockwell applications. Precision machined and chrome plated for durability and corrosion resistance.
Designed for compatibility with Dexter drum casting numbers 8-218, 8-219, 8-232, 8-285, and 8-286 where applicable. Ideal upgrade for heavy-duty trailers where strength, longevity, and appearance matter.
| Material | Billet Aluminum, Chrome Plated |
| Thread Outside Diameter | 2-7/8" |
| Thread Count | 12 Threads |
| Axle Compatibility | Dexter 7,000 lb – 9,000 lb Axles (Verify Fitment) |
| Replaces OEM Part | Dexter 21-35 |
| Part Number | Description |
| 21-35 Billet-Chrome-Kit | Billet Chrome Aluminum Cap Assembly |
| 046-032-00 | Rubber O-Ring Seal |
| 010-045-00 | Rubber Plug |
Important: Confirm thread diameter and drum casting number before ordering. Verify compatibility with your specific hub or drum configuration prior to installation.