Trailer Axle Spindle With 4 Hole Flange For Brake Backing Plate Round Stock Fits 1 3 8 Inch To 1 1 16 Inch Inner Bearing 1 3 4 Inch Mounting Surface Beefy 1750 Lbs Capacity 1 Inch 14 Thread Nut Washer Cotter Pin Included

Rugged Trailer Axle Spindle with 4-Hole Brake Flange (Single)
✔️ Capacity 1,750 lbs, 1"-14 thread, 1-3/4" mounting

This heavy duty trailer spindle is a solid steel round-bar component designed to mount a brake backing plate via a 4-hole flange on trailers. It delivers a strong 1,750 lb rating and includes a grease zerk for easy bearing lubrication maintenance, with nut, washer and cotter pin included.

✅ Inner bearing surface diameter 1.376 inches
✅ Outer bearing surface diameter 1.061 inches
✅ Mounting surface diameter 1-3/4 inches
✅ 4-hole flange for brake backing plate
✅ Capacity 1,750 lbs; thread 1"-14
✅ Nut, washer and cotter pin included; grease zerk included; seal not included
✅ Solid steel round bar construction
✅ Using two of these spindles doubles capacity to 3,500 lbs Gross Trailer Weight

💡 What is a trailer axle spindle used for in brake mounting systems? This handy component supports the brake backing plate and keeps bearings aligned for smooth operation.
- Supports brake backing plate with a four-hole flange
- Aligns inner and outer bearing surfaces for proper rotation
- Includes grease zerk for easy lubrication and maintenance