Product availability & support: service@etrailerpartsmart.com

3-66 – Spring Seat

$20.99

The 3-66 Spring Seat is crafted for 5″ round trailer axles, serving as a critical component for leaf spring attachment.

SKU: 3-66 Category:

For availability and part-selection questions, email service@etrailerpartsmart.com.

The 3-66 Spring Seat is crafted for 5″ round trailer axles, serving as a critical component for leaf spring attachment. Its weld-on design provides a permanent and secure fit, essential for maintaining proper suspension geometry.

Features:

  • Fits 5″ round axles

  • Weld-on installation ensures stability

  • Constructed from durable steel for longevity

Specifications:

  • Part Number: 3-66

  • Material: Steel

  • Axle Compatibility: 5″ Round Axles

  • Axle Capacity: 10,000 – 15,000 lbs

Fitment/Application:
Suitable for trailers with 5″ round axles requiring a robust weld-on spring seat for leaf spring mounting.

Scroll to Top