Upgrade or replace your trailer’s suspension with this Lippert 3,500 lb drop-spindle axle, part number V000378958. Built by Lippert Components, this finished-beam assembly is designed for reliable performance and long-term durability. Spring Seats are included but not welded on. 

Key Specs & Features:

• Rated for 3,500 lb capacity

• Drop spindle design lowers the trailer’s deck height, improving stability and making loading easier

• 95″ hub-face length — suitable for a wide range of trailer builds

• Round steel beam with 2-3/8″ tube diameter

• Spring seats are provided and remain unwelded, allowing precise placement to suit individual axle and suspension configurations

• Super-lube grease zerk for easy maintenance
  

Why It’s a Great Choice:

• Trusted Lippert-quality build — Lippert is a top provider in the RV and trailer component industry

• Drop spindle lowers ride height, which helps with towing stability and makes loading cargo simpler
  

• Durable, serviceable construction — the grease zerk ensures easy maintenance

• Ideal for DIY trailer builders, RV repairs, or rebuilding a worn or damaged axle

Installation & Tips:

• Since the spring seats remain unwelded, you can position them precisely to match your leaf spring configuration

• Ensure compatible hubs and brake assemblies are used — verify bolt pattern and drum/hub specs before installation

• Proper alignment and torque on assembly hardware are key for long-term safety and performance