Holland Parallel Trailer Spindle
The Holland Parallel Trailer Axle Spindle is designed as an OEM replacement for compatible SAF-HOLLAND trailer axle applications. Its straight, parallel design maintains the same bearing bore inner diameter (ID) as the original spindle, following the OEM design specifications. This allows compatible OEM bearings and related wheel-end components to be reused, provided they meet the original axle specifications.
Before ordering, verify the spindle’s compatibility with your specific SAF-HOLLAND axle model and confirm that the existing bearings and related wheel-end components meet the required specifications. Checking these details helps ensure proper fitment and compatibility with the original axle configuration.
When the existing axle is suitable for repair, replacing the damaged spindle instead of the entire axle assembly can help reduce parts and labor costs. The Holland Parallel Trailer Axle Spindle offers a targeted repair solution that helps avoid unnecessary axle replacement while maintaining the original wheel-end design.
| Type: | Parallel Trailer Axle Spindle |
| Recommended Fit For: | SAF-HOLLAND trailer axles with a parallel spindle design (verify compatible parts before ordering) |
| Heat Treatment: | Yes |
| Warranty: | 1-Year Limited Warranty |
| Compatible Parts: | Inner Bearing Set 415 (HM518445), Outer Bearing Set 415 (HM518445), Pro-Torque Lock nut 447-4723 |
| Product Dimensions: | Inner Bearing: 88.87mm, Outer Bearing: 88.87mm, Seal: 107.92mm, Locknut: 3.5"- 12TPI- UN 2A |




