Humphreys Hitch and Trailer Parts

Serving Pensacola for over 25 Years!
Questions? Call Us +1 (850) 941-4010.

TUBULAR 3,500 LB AXLE SPECIFICATIONS

Suspension:

Leaf Spring Suspension
  • Double Eye versions
  • Slipper Eye Versions

(Spring Kits sold separately)

Bolt Pattern Options:

  • 5 on 4 1/2", 4 3/4", 5", and 5 1/2"
  • 6 on 5 1/2"

Brake Options:

Some available with parking feature.
  • 10" X 2 1/4" Electric (Manual or Nev-R-Adjust®)
  • 10" X 2 1/4" Hydraulic (Uni-Servo, Duo-Servo or Freebacking)
  • 10" X 2 1/4" Hydraulic Freebacking Corrosion Resistant (Galv/Marine Axle)
  • Hydraulic Disc: 5 on 4 1/2" only

Spindles:

TTH (#84) Spindle.
Uses L68149 Inner, L44649 Outer Bearing
  • Straight
  • 4" or 6" Drop
  • Stainless Steel Wear Sleeves on Galvanized Axles

Tubing:

  • 2 3/8" OD (standard)
  • Optional 3" OD x LT Wall
  • Galvanized Option (Marine), With GAL-DEX™ Corrosion Resistant Hubs
  • V-Bend Beam Option

Lubrication:

  • Grease
  • E-Z Lube®
Dexter 3500 lbs Drop Axle Specifications
Dexter 3500 lbs Straight Axle Specifications
Difference Between Hub Face (HF) and Spring Center
Axle Type
Minimum
Maximum

Straight
11.25 " (Disc 15.00")
18.00"
 Drop 4"
  14.00" (Disc 15.00")
  18.00"
Straight
3" Tube
11.25"
23.00"
Drop 4"
3" Tube
14.00"
23.00"
NOTE: Minimums are based on manufacturing tolerances only. Some tire and wheel combinations may create interference.