JOST Axle Systems

JOST currently offers the following axle series:

  • DCA – Durable Compact Axle (axle with disc brake and 9t compact bearing)
  • DBA - Durable Base Axle (axle with disc brake, 9t & 10t compact bearing)
  • CSA - Command steer axle (axle with disc brake, 9t & 10t compact bearing)
  • DMA – Drum Modular Axle (axle with drum brake, 9t conventional wheel bearing

The axle series DBA, CSA and DMA are equipped with DLS-Durable Leaf Suspension Systems.

Product Catalogues
JOST Axle Systems - DCA / DBA / CSA / DMA04/2025
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Innovations
JOST Tyre Inflation Systems - Plug & Play solution of the DCA & DBA series05/2024
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DCA Weightmaster Plus - The lightest axle in its class10/2023
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DCA Steermaster 21°07/2022
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DCA-T7 disc brake08/2021
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DCA-U6 - The 19,5" brake by Jost10/2023
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JOST twin lift - The DCA axle lift06/2023
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DCA Weight Optimiser 27 - Aluminium air bellow support06/2023
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Top Plate 30006/2023
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JOST Original spare parts
Wheel end repair kit incl. disc and mis. parts09/2023
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JOST brake discs for truck and trailer08/2022
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JOST BLUE LINE - spare parts for fair value repair work
JOST Brake Pads Blue – guaranteed JOST quality04/2025
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Service tools and aids
Tools and aids for JOST, ROCKINGER and TRIDEC products01/2025
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Technical notices for vehicle manufacturer
Product information DCA Twin Lift Rocker03/2023
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New Locking mechanism Steermaster 2101/2023
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Handling of JOST axle stillages03/2019
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Wheel bolt length 68mm01/2018
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Connection of brake chambers on steering axles03/2016
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Test reports & certificates for vehicle manufacturer
Brake test reports  & certificates

The test reports for the brakes are available in accordance with ECE R13 and 71/320 EEC.

Proposal for the brake calculation process02/2019
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Test report DCA X7 |TDB0893 | ECE R13 - Series 1103/2025
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Test report DCA L7 | TDB0877 | ECE R13 - Series 1110/2024
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Test report DMA-J4 |TDB0887 | ECE R13 - Serie 1106/2022
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Test report DCA-U6 |SN6 | TDB0874 | ECE R13 - Series 1101/2021
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Test report SK7 |TDB0875 | ECE R13 - Series 1101/2025
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Test report SN7 |TDB0876 | ECE R13 - Series 1107/2018
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Test report DCA T7 |TDB0883 | ECE R13 – Series 1108/2016
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Brake chamber test reports & certificates
Brake chamber | K1 | BC0001.204/2020
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Brake chamber | K2 |BC0003.206/2020
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Brake chamber | K3 |BC0004.001/2007
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Brake chamber | K4 |BC0005.001/2006
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Brake chamber | K5 | BC0006.001/2007
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Brake chamber | K6 | BC0007.003/2007
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Brake chamber | K7 |BC0010.001/2007
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Brake chamber | K8|BC0191.001/2019
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Brake chamber | K9| BC0236.008/2024
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Brake chamber | D1 |BC0169.104/2017
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Brake chamber | D2 |BC0165.104/2017
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Brake chamber | T1 |BC029.003/2007
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Brake chamber | T2 |BC030.003/2007
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Brake chamber | T5 |BC023.106/2006
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Brake chamber | T6 |BC024.107/2006
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Type 0 test reports
Reports of the Type 0 testing |Semi trailer with DMA-J403/2022
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Reports of the Type 0 testing |Semi trailer (short) with DCA-T711/2020
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Reports of the Type 0 testing |Full trailer with DCA-T702/2019
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Reports of the Type 0 testing |Semi trailer with DCA-T712/2018
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Reports of the Type 0 testing |Semi trailer with 4 / 5 axles with DCA-T701/2024
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Reports of the Type 0 testing |Semi trailer with DCA-L703/2015
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Reports of the Type 0 testing |Full trailer with DCA-L703/2015
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Reports of the Type 0 testing |Semi trailer with SK703/2015
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Reports of the Type 0 testing |Semi trailer with SN703/2015
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Additional test report and certificates
Test report Tyre inflation system |ECE R 14110/2023
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Test report Tyre inflation system |ECE R 1004/2023
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Test report Tyre inflation system |ADR 202306/2024
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Test report Tyre inflation system warning light | ADR 520511/2018
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Approval for steering-system |DCA Steermaster 21; ECE-R7906/2017
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Reports of the DCA Airmaster | DCA Airmaster Type approval07/2006
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Reports of the DCA Airmaster | DCA Airmaster Expert Assessment06/2006
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Order Code
Order code for JOST Axle Systems05/2024
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Construction manuals for vehicle manufacturer

Please visit the protected area regularly and check that your construction manuals are up to date. After entering your personal access data in the download area, the manuals can be downloaded, saved and opened offline.

> Login

How to get access:
In order to gain access to the protected area, it is important that you register beforehand. Please fill out the application form "Registration".

Registration
To the application:
The construction manuals are in a protected area. If you do not yet have access, please fill out the > application form.

Chassis set up

Here you will find important information on the operation and ride height measurement of our axle systems.

Basics for the correct running gear setup and the measurement of the ride height10/2018
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Roll stability calculation

If you want us to support you in determining the roll stability according to ECE111, please use the template which is  available to download here.

Template for ECE111 roll stability calculation08/2023
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Guidelines for operation and maintenance
Guidelines for operation and maintenance for Jost Axle Systems DCA, DBA, CSA, DMA 05/2024
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DCA - Guidelines for operation and maintenance08/2022
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Test and maintenance schedules
DCA - test and maintenance schedule05/2023
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DBA - test and maintenance schedule05/2023
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CSA - test and maintenance schedule09/2023
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DMA - test and maintenance schedule05/2024
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DLS suspension - test and maintenance schedule11/2022
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Operating instructions for tools for maintenance and repair
JAW0270310800 - Assembly aid for 9 t hub assemblies with compact bearing03/2023
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JAW0270310900 - Fitting drift for ABS ring 90 teeth03/2023
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JAW0270311000 - Socket wrench for hexagon nut with collar03/2023
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JAW0270521200 - Extraction and insertion tool for DCA 3D bushings04/2024
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JAW0270511200 - Extraction and insertion tool for 3D bushings - old version12/2022
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JAW0270311300 - Claw socket attachment for slotted nut TZ3-2/TZ5-203/2023
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JAW0270311900 - Hub cap fitting drift03/2023
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JAW0270312000 - Fitting drift for cassette seal TZ3-203/2023
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JAW0270312100 - Fitting drift for cassette seal TZ5-2, TZ6-603/2023
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Spare parts

The following link will take you directly to our JOST - Part Finder. Here you have the opportunity to determine the spare parts you need via various selection entry points (product tree, serial numbers, axle variant number / order code, spare part numbers, alternative part numbers (e.g.: Daimler A part numbers).

JOST Part Finder

If you have any questions, please do not hesitate to contact our spare parts sales department in Neu-Isenburg Tel -No: 06102-295-0.

Repair instructions

Detailed repair descriptions are available here for the repair of our products. You can find further information on repairs such as: specific repair instructions, torque specifications, etc. in our JOST - Part Finder at the relevant spare parts.

Repair descriptions for disc brake axles & DLS - suspensions10/2015
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Repair descriptions DCA-L7 brake10/2016
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CSA & DMA - repair descriptions05/2024
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DMA - repair descriptions05/2024
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Determination of hanger brackets - H-dimension10/2024
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Workshop posters

Our workshop posters give you an overview of frequently used spare parts and torques as well as useful information on the maintenance and repair of our axle systems.
You have the option to order printed workshop posters in different languages in A1 format. (service-axles@jost-world.com).

DCA - workshop poster01/2024
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DMA - workshop poster09/2024
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Replacement type plates

Application to create a (replacement) type plate

To order a replacement type plate, please use the form that is available for download here and send it back to us by fax, email or post. We will then immediately send you the type plate you need. Please fill out the form completely, as we will also use it to send the type plates to you.

If you need an energy storage shield for our "DCA AIRMASTER" axle version, please contact our service department directly (service-axles@jost-world.com or +49 (0) 5674 / 9237 240).

Form to order a replacement type plate05/2023
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Warranty processing

All queries pertaining to the complaint or damage cases should be addressed to our JOST Axle Service Team at the following Service contacts:

Germany, Austria, Benelux, Rest of World
Phone: +49 - 5674 9237 240
Fax: +49 - 5674 9237 488

Eastern Europe
Phone: +48 - 692 437 029
Fax: +49 - 5674 9237 488

United Kingdom; Ireland, Northern Europe
Phone: +44 - 1204 528888
Fax: +44 - 1204 531957

France
Phone: +33 - 499 1337 - 37
Fax: +33 - 499 1337 - 30

Spain, Portugal
Phone: +34 - 976 126222
Fax: +34 - 976 126212

Italy
Phone: +39 02 440-4951
Fax: +39 02 440-6201

Important note: Download the "Warranty claim online" and save it locally. Then please open it with Acrobat Reader.

Warranty claim form - online03/2023
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Warranty claim form - online11/2018
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Guarantee claim form - online (notes)09/2023
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Guarantee claim form - print09/2023
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Standard Repair Times (SRT) for performing warranty repair work04/2024
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Guarantee conditions JOST Axle Systems11/2021
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