#42 Spindle for 5200–7000 lb Trailer Axles
Standard Bearing Set • Weld-On Stub Spindle • Heavy-Duty Replacement
Weld-on #42 spindle designed for most 5,200 lb, 6,000 lb, and 7,000 lb trailer axles. Includes the spindle castle nut. Commonly used for new axle fabrication or replacing damaged spindle ends on existing axles.
Accepts standard 12" x 2" brake assemblies and the widely used #42 bearing set. Compare to spindle styles used in Redneck part R50642.
Features
- Fits most 5.2K, 6K, and 7K axles
- Standard 1" threaded end
- For 12" x 2" electric or hydraulic brakes
- Weld-on installation
- Includes spindle nut
Specifications
| Spindle Type | #42 Weld-On Spindle |
| Axle Capacity | 5,200 lb – 7,000 lb |
| Outer Bearing | 14125A (1.25") |
| Inner Bearing | 25580 (1.75") |
| Seal Size | 2.25" (10-36) |
| Weld-On Diameter | 2.25" |
| Overall Length | 11" |
Additional Notes
Spindle replacement requires proper alignment and certified welding. Always verify bearing and seal sizes before installation.