Match the part number, measurements and connection points that apply to your trailer.
| Hub Face | Measure hub face to hub face. |
|---|---|
| Spring Center | Measure mounting centers and confirm perch configuration. |
| Capacity | Match the required axle rating. |
| Brakes | Confirm brake type and flange configuration. |
This kit replaces all major wear components on a standard tri-axle trailer suspension. Designed for eye-to-eye leaf spring applications using 1-3/4" wide double-eye springs.
NOT compatible with slipper spring configurations.
| Quantity | Component | Part Number |
|---|---|---|
| 24 | Hardened Bolts – 9/16" x 3" | 9163B |
| 24 | Locking Nuts – 9/16" | SB-LN-9 |
| 4 | Equalizers – 6.13" x 2.5" – 9/16" Holes | EQ-356 |
| 12 | Nylon Spring Bushings – 9/16" | 8137 |
| 16 | Spring Shackle Straps – 2.562" | SL-2.562 |
Each EQ-356 equalizer includes bushings installed. Total bushings included in this kit: 24.
| Measurement Description | Specification |
|---|---|
| Overall Length (Bottom Hole Center to Center) | 6-1/8" (6.13") |
| Overall Height (Top to Bottom Hole Centerline) | 2-1/2" |
| All Bolt Hole Diameters | 9/16" |
| Spring Width Compatibility | 1-3/4" Double-Eye Springs |
EQ-356 equalizers allow controlled axle movement to distribute load evenly between axles and absorb road shock, helping extend suspension component life.
