Lot of 4 Oil Cap O-Rings – 3.50" O.D. – Fits 021-88-00 10K GD Oil Caps
Part Number: 010-163-00LOTOF4
Replacement oil cap O-ring set designed for use with 021-88-00 oil bath caps commonly found on 10,000 lb General Duty trailer axles produced after 2009. These O-rings create the seal between the oil cap and hub body to prevent oil leakage and contamination.
Listing includes four (4) oil cap O-rings.
R&P Knowledge Hub
Oil bath hubs rely on a sealed oil cap to retain lubricant inside the hub cavity. The O-ring provides the sealing surface between the aluminum oil cap and hub body. Over time these seals can flatten, crack, or become brittle due to heat and oil exposure.
Replacing worn O-rings during routine hub inspection helps prevent oil leakage and contamination of the hub bearings. Always verify oil cap model numbers and seal diameter before ordering.
Features
- Replacement oil cap sealing O-rings
- Fits 021-88-00 oil bath caps
- Designed for 10K General Duty axles after 2009
- Helps maintain proper oil bath hub sealing
- Sold as a set of four (4)
Specifications
| Specification | Detail |
|---|---|
| Part Number | 010-163-00LOTOF4 |
| Quantity | 4 O-Rings |
| Outer Diameter | 3.50" |
| Compatible Oil Cap | 021-88-00 |
| Axle Type | 10K General Duty (After 2009) |
Fitment Notes
- Commonly used on 10,000 lb General Duty axles produced after 2009.
- Designed for oil cap model 021-88-00.
- Always verify oil cap model and O-ring diameter before installation.