---
title: "Redline 10in 3.5K LH Elec Self-Adj Drum Brake"
post_type: "parts"
slug: "redline-10in-3-5k-lh-elec-self-adj-drum-brake"
canonical_url: "https://americantraileraz.com/part/redline-10in-3-5k-lh-elec-self-adj-drum-brake/"
last_modified: "2026-01-30T01:50:02+00:00"
location: "Flagstaff, AZ"
price:
  currency: "USD"
  amount: 85.95

taxonomies:
  part-type:
    - "Brakes"

vendor: "Redline"
images:
  featured:
    url: "https://americantrailers.b-cdn.net/wp-content/uploads/2026/01/1620973629-609e183da2237jpg.webp"

  gallery:
    -
      url: "https://americantrailers.b-cdn.net/wp-content/uploads/2026/01/1620973629-609e183da2237jpg.webp"


---

## Description

10″ x 2-1/4″ Left Hand electric complete brake assembly. 3,500lb capacity per pair. Mounts with 4 bolts (included). Bolts are 2-7/8″ apart, center to center. The self-adjusting feature automatically adjusts the brakes after the initial installation. Uses 10″ Hub/Drums.nNuts-6-17 includednWashers-5-8 sold separatelynnThese components have passed the CSA Standard CAN3-D313-M85 For Trailer Running Gear, a stringent standard mandated by the Government to assure brake effectiveness and structural integrity of the components. ISO/TS 16949:2002.nn* Fits standard 3,500lb axle with a 4 bolt pattern on the mounting flange.n* Left Hand(driver's side)n* Self-adjustingn* Complete assembly ready to bolt on and wiren* For use with a 10″ inside diameter drumn* The shoes are 2 1/4″ widen* Mounting hardware includednnTo determine the size of the brake, you need 2 measurements. The first is the diameter of the brake(D). The second is the width of the shoe(W). It is good to take note of how many mounting bolts the brake has.

## Pricing
- Price: $85.95