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NationalPart #: HB-88108-D
National HB-88108-D Drive Shaft Center Support
⚙️ 51 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Dodge, Ram 2500, Ram 3500, W150, W250, W350, and W100
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Not what you need? Click here for all Drive Shaft Center Support options
Overview of National Drive Shaft Center Support HB-88108-D
The National HB-88108-D drive shaft center support is engineered for reliable driveline performance in Dodge Ram 2500, Ram 3500, and W-Series trucks including W100, W150, W250, and W350 models. This component is designed to maintain proper alignment and support of the drive shaft, ensuring smooth power transfer and reducing vibration.
- Type: 2 center support design for enhanced stability
- Bolt hole diameter: 6.6 inches (167.64 mm) for secure mounting
- Bore diameter: 1.5748 inches (40 mm) to fit drive shaft precisely
- Centerline measurement: 2.23 inches (56.642 mm) for accurate positioning
- Includes compatible slingers (230141 and 230104) for dust and debris protection
Technical Details and Specifications
The HB-88108-D drive shaft center support from National is manufactured to meet exact OEM specifications for Dodge Ram 2500, Ram 3500, and W-Series trucks. The 6.6-inch bolt hole spacing ensures a secure fit to the vehicle’s chassis, while the 40 mm bore diameter accommodates the drive shaft with minimal play. The 2.23-inch centerline dimension is critical for maintaining proper alignment and reducing drivetrain stress. This part includes two slingers (230141 and 230104) that help protect the bearing from contaminants, extending the service life of the component.
Compatible Vehicles and Applications
This drive shaft center support is compatible with the following Dodge models:
- Dodge Ram 2500
- Dodge Ram 3500
- Dodge W100
- Dodge W150
- Dodge W250
- Dodge W350
It is designed specifically for driveline and axle applications requiring a Type 2 center support, making it suitable for heavy-duty truck use where durability and precision are essential.
Common Issues Addressed by HB-88108-D
- Excessive drive shaft vibration or noise
- Misalignment causing premature wear on driveline components
- Center support bearing failure due to contamination
- Loose or damaged mounting points on the drive shaft assembly
- Reduced driveline stability under load conditions
Installation Notes and Tips
When installing the National HB-88108-D drive shaft center support, ensure the mounting surface is clean and free of debris. Verify bolt hole alignment matches the 6.6-inch spacing to avoid installation issues. Use proper torque specifications to secure the center support and prevent loosening during operation. Inspect the included slingers for proper placement to maintain bearing protection. It is recommended to check the drive shaft alignment after installation to confirm smooth operation.
Quality Assurance and Warranty
National manufactures the HB-88108-D drive shaft center support to meet stringent quality standards, ensuring durability and reliable performance in demanding applications. This part is backed by National’s warranty coverage, which protects against defects in materials and workmanship under normal use. For specific warranty terms, refer to National’s official documentation.
| Brand | National |
| Part Number | HB-88108-D |
| Bolt Holes (Inch) | 6.6000 |
| Bolt Holes (MM) | 167.6400 |
| Bore (Inch) | 1.5748 |
| Bore (mm) | 40.0000 |
| Centerline (Inch) | 2.2300 |
| Centerline (MM) | 56.6420 |
| Part Description | Drive Shaft Center Support |
| Slinger (1) | 230141 |
| Slinger (2) | 230104 |
| Type | 2 |
This part fits 51 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2002 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 2002 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 2001 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 2001 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 2000 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 2000 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1999 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1999 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1998 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1998 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1997 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1997 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1996 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1996 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1995 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1995 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1994 | Dodge | Ram 2500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1994 | Dodge | Ram 3500 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; with Spicer 1410 U-Joint(s); Includes Bearing and Support |
| 1993 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1993 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1993 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1992 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1992 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1992 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1991 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1991 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1991 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1990 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1990 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1990 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1989 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1989 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1989 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1989 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1988 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1988 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1988 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1988 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1987 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1987 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1987 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1987 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1986 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1986 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1986 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1986 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1985 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1985 | Dodge | W150 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1985 | Dodge | W250 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1985 | Dodge | W350 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
| 1984 | Dodge | W100 | N/A | Center To Center 3.248 (in); Center To Center 82.5 (mm); with 1.5748 (in) Bearing Inside Diameter; with 40 (mm) Bearing Inside Diameter; Includes Bearing and Support |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
0477301405014097AA05014097C212031-1X47730145014097AA5014097CHB1650-10HB88108DN211848-1X
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.