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50th Anniversary

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more about the history
of MGM Brakes


We limit shipping to United States and Canada only, others may download literature.



Technical bulletins

All technical bulletins listed below are DOWNLOAD ONLY

(86-001) - Field Modification of S-Cam Service Brake Chamber Piston Rods

(86-002) - Guidelines for Mounting Spring Brakes to Brackets

(with Vertical or Horizontal Bolt Hole Locations)

(86-004) - MGM Brakes Service Chamber Diaphragm Replacement Procedure

(90-001) - Instructions for Spring Chambers/Piggybacks with "Breather Tube"

(90-003) - Product Identification Plate

(90-004) - Identifying an MGM Brakes Product

(91-001) - Manual Release Bolt - MAGNUM MB-T and MAGNUM MG-T Piston Type Brakes

(91-005) - Manual Release Bolt Magnum MB-T and MG-T Piston Type Brakes Method of Operation

(91-006) - Type 24 Long Stroke Diaphragms

(92-001) - Procedure for Shipping Chambers (ONLY When Air Pressure is Unavailable)

(93-002) - Brakes Camshaft Rotation Recommendation

(96-002) - Causes of Non-Pressure Chamber Failures and Recommended Corrective Action

(96-004) - Breather Tube Extension Procedure

(96-005) - Rebuilt Air Brake Actuators for Trucks/Tractors, Buses & Trailers

(97-004) - Type 24 Diaphragms

(97-005) - Installation and Location Instructions for Long Stroke Tag on Single/Piggyback Units

(01-003) - Push-Rod Replacement Procedure for Models TR & TR-LP3

(01-004) - Push-Rod Replacement Procedure for Models LTR & LTR-L3

(02-001) - Field Replacement of Type 30 - 2.5" Stroke Diaphragm & Clampband

(02-002) - Mixing Standard & Long Stroke Chambers

(03-001) - MGM Brakes Actuators Manufactured with Neoprene Diaphragms

(03-002) - Field Replacement of MGM Brakes Chambers Equipped with Welded Yokes

(03-003) - Replacement Units for MGM Brakes 3-Inch Long Stroke Chambers with Welded Yokes

(03-004) - Procedure for Determining Correct Push-Rod Length - Field Replacement

(04-001) - Type 12 Diaphragms - S-Cam & Wedge Installations

(04-002) - Full Releases of Parking Brake Chamber

(04-003) - Procedure to Re-tighten Sevice Actuator Clamp Band

(04-004) - Weatherseal Plug Installation Instruction

(04-005) - Replacing Piggyback Chambers - 2.5 inch stroke vs. 3.0 inch stroke

(06-001) - Breather Tube Extention using Clamps

(06-002) - MGM Brakes Model Replacement– New Magnum Piston-Type Spring Brake

MGM Model MJW1624BT Replaces Model WM1624LGT (2017xxx)      




                                                   Freins à ressort à double collier d'attache


                                                   Frenos de Resorte con Doble Abrazadera de Banda

(06-005) - J-Series Brake Head Movement - In the Roll Area

(06-006) - Hexavalent Chromium Replacement

(07-001) - Zinc Iron Chromate Replacement

(07-002) - Air Leak Procedure for Field Checking J-Series Actuators

(07-003) - MJS Service Diaphragm Replacement

(09-001) - Hydraulic Driveline Brake Service Kit Installation

(10-001) - Model Design Improvement TRXX30 and TRXX30HD

(beginning July 2010 - expected completion of units is November 2010)

(10-003) - Obsolete TR3030S and Replace with TR3030TS Models

(15-001) - All Applications to use 8019021 grommet


service manuals

5009 - Service Manual (MB-T/MG-T Series - superseded by MJS Series - form 5044)

(Download only at this time)

5011 - Service Manual (TR/TR-T, TR-TS,TR-HD,TR-LP3) (Download only)

5042 - Service Manual (LTR-L/LTR-L3) (Download only)

5044 - Service Manual (Magnum Performance Plus-MJ Series) (Download only)

5065 - Wedge Piston Type Service & Spring Brake Chamber WMG-T, WMLG-T (Download only)

EB13-006 - Service and Spring Brake Actuators on Air Disc Braking Systems (Download only)


»Click here for e-STROKE
»Click here for Spanish/French Canadian downloads
»Click here for Master Catalog/Product Bulletin downloads


The PDF files above are convenient for quick downloading, viewing and printing. However, if you prefer to receive "hard copies" of our publications free of charge in the mail, please click here to Order Publications (we limit shipping to United States and Canada only, others may download literature).

We reserve the right to limit quantities of publications ordered.

Most of our literature above is available for download.