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5x4.5 Genuine Dexter 3500# Drum with Dexter 10 Never Adjust Backing Plates Left Side (94545-B-FSA-DEX-L)

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R & P Carriages

5×4.5 3,500 lb Dexter Brake Drum & 10" Never-Adjust Brake Assembly — LEFT Side

Part Number: 94545-B-FSA-DEX-L

Complete left-hand electric brake assembly for standard 3,500 lb trailer axles. This kit pairs a genuine Dexter 5×4.5 brake drum with a Dexter 10" Never-Adjust electric brake backing plate, delivering reliable braking performance with automatic adjustment.

Ideal for replacing worn components or upgrading existing brakes while maintaining factory-correct Dexter compatibility.

Dexter Never-Adjust Brake Advantages

  • No manual brake adjustments required
  • Automatically maintains correct shoe-to-drum clearance
  • Consistent braking performance over time
  • Reduced wear on tow-vehicle braking system
  • Mounting hardware included

This Kit Includes

  • 1 × Genuine Dexter 5×4.5 Brake Drum (Dexter P/N 008-247-05)
  • 5 × Matching Lug Nuts
  • 1 × Dexter 10" Never-Adjust LEFT Brake Backing Plate
    Dexter P/N 023-469-00 / 023-468-00
  • 1 × Inner Bearing L68149 (1-3/8")
  • 1 × Outer Bearing L44649 (1-1/16")
  • 1 × Grease Seal 10-19 (1.719")
  • 1 × 1.98" Dust Cap with cover

Axle & Fitment Identification

This kit fits standard 3,500 lb trailer axles only.

  • 3,500 lb axle: 2.25" axle tube with 4-bolt brake flange
  • 7,000 lb axle: 2.75" axle tube with 5-bolt flange (this kit will NOT fit)

3,500 lb Spindle Reference

3,500 lb axle spindle dimensions

5×4.5 Bolt Pattern Guide

How to measure a 5x4.5 bolt pattern

Installation Note: Basic brake kits are intended for replacing existing brakes or adding brakes to a second axle. If installing brakes for the first time, confirm your axle is equipped with brake flanges and proper wiring.

94545-B-FSA-DEX-L dexter 3500 lb left brake drum never adjust 5x4.5 electric trailer brake