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National 4175 Wheel Seal - Rear Inner
| Brand | National 4175 |
|---|---|
| Position | Rear Inner |
| Inside Diameter | 1.575 |
| Inside Diameter | 40.000 |
| Outside Diameter | 2.056 |
| Outside Diameter | 52.220 |
| Housing Bore (Inch) | 2.047 |
| Housing Bore (MM) | 52.000 |
| Material | Nitrile |
| Outside Diameter (Inch) | 2.056 |
| Outside Diameter (mm) | 52.220 |
| Part Description | Oil seal |
| Series | 4000 |
| Shaft (Inch) | 1.575 |
| Shaft (MM) | 40.000 |
| Type | # |
| Unit of Dimension | Metric |
| Width (Inch) | 0.354 |
| Width (mm) | 9.000 |
| Fits | Asuna, Daewoo, Lotus, and Pontiac · 22 vehicles |
Metric sizing. 40 mm shaft diameter and 52.22 mm outside diameter for accurate seal selection.
Nitrile material. Provides dependable sealing performance in driveline and axle service.
4000 series. Part of National's sealing line for service applications.
Cross-references AMS Automotive 4175, Beck/Arnley 052-3781 and Bosch 15724 for the same application. See all 17.
Wheel Seal Overview
National 4175 is a metric wheel seal built with nitrile material and sized for a 40 mm shaft and 52.22 mm outside diameter. It is a rear inner seal application for select vehicles, including Daewoo Lanos and Daewoo Nubira, and it is also listed for Pontiac LeMans and Lotus Elan applications.
Key Features
- Nitrile construction for sealing performance in driveline and axle service.
- Metric dimensions: 40 mm shaft diameter, 52.22 mm outside diameter, and 9 mm width.
- Housing bore size of 52.00 mm for proper seal fitment.
- National 4175 wheel seal for rear inner applications.
- Cross-references Beck/Arnley 052-3781 and Bosch 15724 for the same application.
Detailed Description
This National 4175 oil seal is part of National’s 4000 series and is engineered as a sealing solution for driveline and axle service. The nitrile sealing material and metric sizing make it a direct match for applications that require a 40 mm shaft diameter, 52.22 mm outside diameter, and 52.00 mm housing bore. It is listed across multiple rear inner fitments, including 1999-2002 Daewoo Lanos, 1999-2002 Daewoo Nubira, 1988-1993 Pontiac LeMans, 1990-1992 Lotus Elan, and 1989-1991 Pontiac Optima. For buyers searching for a Daewoo Lanos rear inner wheel seal or a Pontiac LeMans rear inner wheel seal, National 4175 provides the dimensional match needed for service work.
What It Is Used For
- Replacing a worn rear inner wheel seal that allows lubricant leakage.
- Restoring sealing at the axle or hub interface.
- Addressing contamination from road debris or moisture intrusion.
- Correcting noise or wear related to compromised sealing surfaces.
Installation Notes and Tips
Verify shaft diameter, housing bore, and width before installation. Clean the sealing surface thoroughly and inspect the mating components for wear or scoring. Confirm the rear inner position and compare the old seal dimensions to National 4175 before assembly.
Quality Assurance
National has supplied premium sealing solutions for more than 75 years and continues to develop sealing products for modern vehicle service needs.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2002 | Daewoo | Lanos | Rear Inner | — |
| 2002 | Daewoo | Nubira | Rear Inner | — |
| 2001 | Daewoo | Lanos | Rear Inner | — |
| 2001 | Daewoo | Nubira | Rear Inner | — |
| 2000 | Daewoo | Lanos | Rear Inner | — |
| 2000 | Daewoo | Nubira | Rear Inner | — |
| 1999 | Daewoo | Lanos | Rear Inner | — |
| 1999 | Daewoo | Nubira | Rear Inner | — |
| 1993 | Asuna | GT | Rear Inner | — |
| 1993 | Asuna | SE | Rear Inner | — |
| 1993 | Pontiac | LeMans | Rear Inner | — |
| 1992 | Lotus | Elan | Rear Inner | — |
| 1992 | Pontiac | LeMans | Rear Inner | — |
| 1991 | Lotus | Elan | Rear Inner | — |
| 1991 | Pontiac | LeMans | Rear Inner | — |
| 1991 | Pontiac | Optima | Rear Inner | — |
| 1990 | Lotus | Elan | Rear Inner | — |
| 1990 | Pontiac | LeMans | Rear Inner | — |
| 1990 | Pontiac | Optima | Rear Inner | — |
| 1989 | Pontiac | LeMans | Rear Inner | — |
| 1989 | Pontiac | Optima | Rear Inner | — |
| 1988 | Pontiac | LeMans | Rear Inner | — |
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