Skip to content

Diamond Gard Alternators


Mitsubishi Electric HD® Alternators: Built to Empower You and Your Trucks.

Compact, lightweight and built to exceed all performance expectations, Mitsubishi Electric® Heavy Duty’s brushless-design alternators are available in 160- and 200-Amp capacities. Our alternators deliver superior performance with 60+ percent efficiency, significant fuel savings and a wear-life of a million-plus miles. Importantly, we stand behind every one of our alternators with the iron-clad protection of our Diamond Gard® Warranty. If it fails – for ANY reason – we pay. No denials. It’s the industry’s most hassle-free warranty, available only from Mitsubishi Electric® Heavy Duty.

Product Features – A160 Alternators

  • Easy to Install: Replaces 2-, 3-, 4-, or 5-wire system – no wiring harness modification required
  • Exceeds industry requirements: for heat, vibration and corrosion resistance
  • Best-in-class efficiency: 60-plus percent efficiency for REDUCED FUEL CONSUMPTION – save hundreds of gallons each year
  • Lightweight and Compact: Weighs 20 pounds and less than 8 inches long
  • Long-Lasting Use Life: designed to perform for over 1,000,000 miles
  • Big Time Battery-Saving Power Output: Exceeds 110 amps at idle, 160 amps at road speed
  • Remote Sense Included: as standard equipment
  • Simple Ordering & Stocking: A single A160 part number replaces ALL Remy, Bosch, Denso, or Leece-Neville PAD-Mount HD Alternators sold since 1998 – brush or brushless

Product Features – A200 Alternators

  • Best in class efficiency: the A200’s 70+ percent efficiency rating dramatically reduces fuel consumption, saving you big money each year
  • You’ve Got the Power: the A200 Delivers more than 137 amps at idle, more than most alternators produce at road speed. That means less discharge for up to 50 percent longer battery life
  • Compact and Lightweight: Weighs 21 pounds, length, 8 inches
  • No wiring harness change required: Replaces 2-, 3-, 4-, or 5-wire system
  • Patented electronics design and heat-sinking technology: give you lower operating temperature for impressively longer use life
  • Simple Stocking and Ordering: Just one A200 part number is a direct replacement for ALL Remy, Bosch, Denso, or Leece-Neville PAD-Mount HD Alternators sold since 1998 – brush or brushless
  • Remote Sense: is standard
  • Built to Last: Exceeds industry requirements for heat, vibration and corrosion resistance

Warranty Features

  • Three-year – Unlimited Mileage
  • No-Fault Warranty – All failures honored*
  • New replacement unit provided – the same as used for OE (not remanufactured)
  • Warranty re-clocks – The new replacement unit carries a new 3-year unlimited miles warranty (not pro-rated)
  • All Claims processed within 30 days of receipt
  • Claims can be filed through the dealer, distributor or online
  • Toll-Free phone number 1-888-MELCO4U ext. #2
  • Includes claims filed in USA, Canada, and Mexico

Alternator Videos


Learn about the features and benefits of the Mitsubishi Electric Heavy Duty® PAD-mount brushless alternator in this video.

Alternator Installation

This video shows how to properly replace a class 8 vehicle’s alternator with a new aftermarket Mitsubishi Electric® Heavy Duty alternator.

Install the Pulley

Watch a video demonstrating how to install a pulley onto a Mistubishi Electric Heavy Duty alternator.

Alternator Downloads

Follow Us

© Mitsubishi Electric Automotive America, Inc.