Unitized Oil Seal 2.75″ ID x 3.779″ OD for #99 AL-KO / Hayes Trailer Hubs
Unitized oil seal commonly used with Hayes and AL-KO hub drums on a #99 spindle. Designed for oil bath hub applications and listed as replacing several OEM and aftermarket seal part numbers.
Key Measurements & Specs
| Specification | Detail |
|---|---|
| Part Number / SKU | 91030 |
| Product Type | Unitized oil seal |
| Alternate Numbers | AL-KO / Kodiak K568303, Dexter K71-865-00 |
| Shaft Diameter / I.D. | 2.75 in |
| Bore Diameter / O.D. | 3.779 in |
| Overall Width | 0.762 in |
Fitment / Application
| Category | Details |
|---|---|
| Hub Style | Oil bath hub drums |
| Common Use | Hayes and AL-KO hub drums |
| Spindle Application | #99 trailer spindles |
| Fitment Method | Verify spindle measurements and hub manufacturer before installation |
| Important Note | Not recommended for use with Quality hub drums |
Top Features
| Feature | Buyer Benefit |
|---|---|
| Unitized Oil Seal Design | Designed for oil bath hub applications |
| #99 Spindle Use | Made for applications using a #99 trailer spindle |
| Hayes / AL-KO Application | Commonly used with Hayes and AL-KO hub drums |
| Alternate Part References | Listed with AL-KO / Kodiak K568303 and Dexter K71-865-00 references |
Overview
This unitized oil seal is commonly used with Hayes and AL-KO hub drums on a #99 spindle. It is designed for oil bath hub applications and replaces several OEM and aftermarket seal part numbers, including AL-KO / Kodiak K568303 and Dexter K71-865-00.
R&P Service Insight
Oil seal fitment depends on matching the seal dimensions, spindle, and hub drum application before installation.
- Spindle Check: Verify that the trailer uses a #99 spindle.
- Hub Check: Typically used with Hayes and AL-KO hub drums.
- Application Warning: Not recommended for use with Quality hub drums.
R&P Knowledge Hub
Compatibility: Commonly used with Hayes and AL-KO hub drums on #99 spindle oil bath hub applications.
System Fit: Oil bath hub drums equipped with a #99 spindle.
Installation Notes: Verify the spindle measurements, hub manufacturer, and listed seal dimensions before installation.
Performance Insight: The unitized oil seal design is intended for oil bath hub applications where the correct shaft diameter, bore diameter, and overall width are required.
Brand & Fitment Note
Selling Brand: Not specified.
Application Reference: Hayes, AL-KO, Kodiak, and Dexter references are included only as part-number and application references based on the information provided.
Alternate Numbers: AL-KO / Kodiak K568303, Dexter K71-865-00.
Before Ordering: Verify spindle measurements, hub manufacturer, and seal dimensions before installation.
R&P Repair Insight
Before ordering or installing this seal, confirm the trailer hub and spindle match the listed oil bath application.
- Measure First: Confirm 2.75 in shaft diameter, 3.779 in bore diameter, and 0.762 in overall width.
- Confirm Hub Drum: Typically used with Hayes and AL-KO hub drums.
- Avoid Misapplication: This seal is not recommended for use with Quality hub drums.
Features
Unitized Oil Seal Design
Designed for oil bath hub applications using the listed seal dimensions.
#99 Spindle Application
Designed for #99 trailer spindle applications where measurements match.
Hayes / AL-KO Hub Drum Use
Commonly used with Hayes and AL-KO hub drums.
Cross-Reference Numbers
Listed with AL-KO / Kodiak K568303 and Dexter K71-865-00 alternate numbers.
Included Components
| Quantity | Item |
|---|---|
| 1 | Unitized oil seal, part number 91030 |
| Not specified | Additional hardware or components |
