Backed by our guaranteed-fit promise.
Refresh or upgrade your tandem 4,000 lb, 3.00″‑tube trailer axles with this complete Lippert slipper‑spring suspension kit. The bundle combines four high‑capacity springs, an AP equalizer kit, precision U‑bolt hardware, and welded front, center and rear hangers—engineered to match Dexter, Alko and Rockwell axles for smooth, dependable towing.
Confirm axle capacity, tube diameter, spring length and hanger spacing with your original equipment before installation. Inspect suspension components regularly for safe towing.
| Specifications: | |
|---|---|
| Kit Type | Complete Tandem‑Axle Slipper‑Spring Suspension Kit (with Hangers & Hardware) |
| Axle Rating | 4,000 lb per axle |
| Spring Capacity | 2,000 lb each |
| Number of Leaves per Spring | 4 |
| Spring Width | 2″ |
| Eye‑to‑Eye Length | 26‑7/8″ |
| Arch Height (Unloaded / Loaded) | 3″ / 2″ |
| Eye Diameter | 9/16″ |
| Axle Tube Diameter | 3.00″ |
| Equalizer Type | AP Standard EQ‑1304 – 33‑1/2″ axle spacing |
| Axle Configuration | Tandem |

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